Microsoft Certified Study Summary and Exam

Don’t install Windows 10 version 2004 until major problems are fixed We have got more and more reports about the problems caused by Windows 10 version 2004

Troubleshooting Windows 10 activation issues In most cases, it is a different Windows Edition

installing Office 365 takes forever We need to add the URL’s under Microsoft 365 common and office online

ODT Error Code: 30029-1007 (0) in most cases, this is configuration.xml file issue.

Veeam backup Error code: 0x8004103a Disabling “Enable guest file system indexing” should fix the problem.

Veeam Failed to index file system Install Veeam Backup Enterprise Manager.

Problem to add LINE and Telegram group in WeChat WeChat blocks to join other apps’ group.

Missing Apps after Windows update Go to Apps > Apps & features.

Event ID: 0 – System.Net.Sockets.SocketException (0x80004005) Logoff all users 

Service on Local Computer started and then stopped. End the services or process manually.

Can’t access shared network drive because of Backup Stopping the backup fixes the problem.

Net use error: network connection could not be found Go to HKEY_CURRENT_USER/Network

Windows 10 runs slow after installing KB4559309 update Now perform Clean Boot. In the search bar, type msconfig.

Windows Activation error code: C004C003 you may get this error code because the activation server is busy. You can wait for while.

Non-domain Laptop can’t access the Internet we find the firewall blocking non-domain computer to access the Internet.

A bad cable shutdown whole network After plugging the cable to the switch, all ports led are blinking

Computer can’t access LAN and Internet because of a bad cable Replacing another cable fixes the problem

Windows 10 BSOD: RDR_FILE_SYSTEM problem was in the mrxsmb20.sys file itself

Synology package center: connection failed. please check your network and time settings IP locator points the IP located in Taiwan, which the firewall blocks.

Zoom Failed to start the video camera Install the latest Camera driver.

Troubleshooting Blue Screen of Death (BSOD) Run DISM & SFC scan

Printer problem after Windows 10 2004 or KB4557957 installed install update KB4567523 which is a cumulative update.

Bluetooth Problem after Windows 10 2004 Update Upgrade the Bluetooth driver.

Fixing Event ID 41 – Kernel-Power critical error Since the CPU is hot without cooler, it will shutdown in every 10 minutes.

Windows 7 keeps shutting down Unplugging most USB devices except keyboard and mouse, it works.

Fixing “The specified module could not be found” error on Windows sfc /scannow

Copy and Paste don’t not work Type in: sfc /scannow, press Enter.

Outlook opens and closes right away after updates Install KB4560960.

Drag and drop no longer works in Outlook In most cases, it is out of resources

Windows Explorer Drag and drop no longer works Restart the computer should fix the problem.

Fixing a Windows service stopping sc queryex servicename

Uninstall Windows update using command prompt wusa /uninstall /kb:[id]

Printer problem after Windows Updates This is a known printing issue and Microsoft have downloads may fix the problem:

Windows update error encountered: 0x80070424 Check the security software such as anti virus, malwarebytes.

Windows 10 new version 2004 cause WiFi issue install latest WiFi adapter driver.

Fixing VPN problems in Windows 10 Type device in the search, and click on Device Manager.

Fixing Windows 10 mapping problem: “The specified network name is no longer available” https://youtu.be/82NvOROtuoU

PC repeatedly prompts to activate Office 365 https://youtu.be/tOHCS3GmncM

Fixing Windows update error: 0x80080005 Rename the SoftwareDistribution and Catroot2 folder

How to access BIOS https://youtu.be/OhW-4TpP7sM

Boot in Windows 10 Safe Mode by interrupting the startup process three times https://youtu.be/Fwb8LegdnPU

How to boot into Windows 10 Safe Mode in black screen https://youtu.be/v_QZU7BVrtc

How to enable SMB on Windows 10 https://youtu.be/82NvOROtuoU

Clear install Windows 10 using installation media Click  Custom: Install Windows only (advanced)  to continue.

How to reset PC in Windows 10 Click on reset this pc. Or click on Windows start>Settings>Recovery.

Windows 10 version 2004: System process continuously consumes 20% of CPU Using xperf and Windows Performance Analyzer

Always On VPN has a problem to reconnect after standby Windows 10 cumulative update from January or February fixes the problem.

WSUS Issues - Resolution with screenshots

Don’t install Windows 10 version 2004 until major problems are fixed We have got more and more reports about the problems caused by Windows 10 version 2004

Remote Desktop error code 0x904 That happens after we install windows 10 Version 2004

Troubleshooting Remote Desktop slow, black screen That happens after we install windows 10 Version 2004

Could’t install Office 365 with Error code: 30088-1007 In most cases, error 30088-1007 means there is incorrect line in configuration file.

Don’t have Remove Device option when attempting to uninstall a printer You need to assign him as administrator or have the admin to remove the printer for him.

Troubleshooting Windows 10 Version 2004 problems Display goes black.

Failed to send email to Distribution group Click Delivery management, and choose Senders inside and outside my organization.

Zoom Host disabled participant screen sharing Move the mouse to the bottom and click on Security.

Second Monitor goes to black and freezes computer Whenever she has other USB devices connecting to the Laptop, it may cause the problem.

Acrobat may not display the page correctly Try to open it from Adobe Reader.

RDP freezes issue Turns out by default, starting from Remote Desktop Protocol (RDP) 8.0

Duplicated emails? We check the trace messages

Why do I restart my remote computer everyday? It could be the office computer goes to sleep

Windows Update error code 800F0831 Download Windows 10 update assistance and run it from the local computer

Inserted Attachment appears in message body not in the attached session This happens because the mails are in RTF format.

Google search on our website doesn’t work with No Results enable an existing search engine to search the entire web

Malwarebytes doesn’t respond. We find the Malwarebytes agent is not running

Your computer’s Trusted Platform Module has malfunctioned: error code 8009003C Type Regedit in Windows search box to open it.

Sent emails didn’t go and they are not in Outbox folder. We find the problem is Cache Exchange Mode settings

Outlook search problem To do that, go to File>Account Settings. Highlight the email account and click change

The Outlook notification doesn’t work Modify the Action Center

Troubleshooting Remote Desktop error code 204 Make sure not Windows update hold in the Remote Computer.

Troubleshooting Remote Desktop Error Code 0x104 Make sure Network Discovery is on

Can’t access store.office.com with “The connection was reset” In most cases, the company firewall and VPN blocks some websites.

Can’t save PDF with Error: invalidfont This could be font issue. Go to “Devices and Printers”.

Call goes to voicemail when Mitel route it to a mobile phone Make sure Activation under Routing>Phones is using Accept call by answering instead of Accept call by pressing “1”.

Cisco ASA doesn’t save the configuration Change it to 0x1

Why my Hyper-V VM created a checkpoint In this case, you may not have delete option.

This computer can’t connect to the remote computer because of Windows update it may have a windows update installed and needs to restart.

Missing delete checkpoint option on Hyper-V Another suggestion is highlight the Checkpoint, and press Delete key

Can’t access the Internet from Cisco ASA He needs to add route

Moving VM error: Failed to establish a connection because of an unsupported protocol version (protocol version 6.0) This could be CPU compatibility issue, which prevent you move VM between different hosts.

Moving VM error: failed to establish a connection with hostname: The request is not support (0x80070032) any VM’s created on the 2016 start as version 8 for Hyper-V configuration

Can’t access FatPipe because of ARP We fixed the problem by clearing ARP on FatPipe.

Unable to connect to SMTP server because of invalid credentials The resolution is create a one time app password. Please refer to this page:

Mitel Softphone sound problem Make sure the Sound Output and Input choose correct device.

Fixing Palo Alto/GloablProtect VPN authentication failed GloablProtect username is case sense

iPhone keeps popup for the password delete the Exchange email account and then -re-add it. That should work.

Outlook receiver doesn’t see the image Reply in HTML rather than RTF format

EqualLogic SAN error General Exception: ExitException: Unsigned application requesting unrestricted access to system installed Dell EqualLogic Host Integration tools .

Fixing Event ID 6005 and 6006 In most cases, this is the DNS issue

Printing jobs keep popup on one user’s computer They fix the printer server problem and installs the printer from the printer server

Failed to deploy Malwarebytes cloud version with error: ErrorMessage:STDERROR:: Could Not Find C:\WINDOWS\Temp\Malwarebytes_Endpoint*.log make sure you enable the sharing

Fix print error 1979 Run sfc /scannow to fix it.

Default printer is not available Upgrade printer driver on the printer server

Can’t install printer driver Install the printer locally using IP address.

Adobe PDF print doesn’t print to PDF we may need to re-install them

Can’t print with access denied restart the computer or re-login the domain

Can’t see other mailbox, but can’t open it Restart the Outlook

WiFi: can’t connect to this network Reset the wifi router by turn off the power and turn it on.

Shoretel/Mitel Phone sound problem Go to Sound Settings, make sure the correct output and input are selected.

Can’t install GloablProtec VPN on Surface you need to switch Windows S mode to regular Windows OS.

Can’t open or download PDF file from a website with Please wait… download it to your local computer and then open it.

Can’t login Remote Server using RDP with protocol error The server is installing a windows update.

Shoretel/Mitel Connect: Unable to acquire media input Make sure the computer sound works

Can’t delete UPPERCASE PTR records in DNS on Windows 2012 R2 We recommand them to use powershell or CND command.

Event ID 58 and 157: Disk 1 has been surprise removed This could be the backup or VSS issue

Create a group on Office 365, but can’t add external emails What he should do is creating a Distribution list under Office 365

After Windows 10 update, the user can’t use Adobe Acrobat After Windows 10 update, the the default open PDF app change to Microsoft Edge

Can’t install Adobe Pro X because of permission Install the Adobe by checking Run as admin

Create a group on Office 365, but can’t add external emails What he should do is creating a Distribution list under Office 365 

After Windows 10 update, the user can’t use Adobe Acrobat the the default open PDF app change to Microsoft Edge

Fixing Windows 2012 R2 server “Please wait” problem Try safe mode for a test

Mitel/Shoretel phone can dial but not hear You may disable other devices connection and use for the phone only.

NIC Team doesn’t see one of NICs in Dell Windows 2016 Server we find the Hyper-V Extensible Virtual Switch is checked

Office 365: Your account is temporarily locked to prevent unauthorized use

Why some Office 365 E3 users has 50 GB spaces?

Can’t login Palo Alto Firmware GloablProtect VPN even the username and password are correct

Can’t access shared network drive because of DNS Changing the DNS back to the domain DNS IP addresses fixes the problem.

Can’t install office 365 on a new PC We fix the problem by changing the default DNS to 8.8.8.8.

“GlobalProtect is not licensed for this feature or device”. We have opened a case with PA support. They confirm it.

Can’t load Chrome with “Aw snap” It could be the security software issue

Computer is slow or mouse jump because of screen saver We find she added a photos screen saver recently

Remote session gets “Access is denied”

Fixing Windows 10 Update Failed Code: 80240FFF

Windows 10 updates issues

Summary of Microsoft Azure Fundamentals and AZ900 Exam

Microsoft Certified: Azure Administrator Associate AZ-103 Study Summary and Exam

Microsoft Certified: Azure Developer Associate – AZ-203 Study Summary and Exam

Can’t create Baidu account with this error: “The system detects that the current account is registered through an illegal channel… ”

Barracuda Backup “Error backing up selected object”

EqualLogic Encrypted Connection Error “Connection to the server could not be established”

Microsoft SQL LocalServer/AutoEmail – Unable to perform differential backup: an external program has made a full backup of this database. Please run a full backup before attempting another differential backup.

Fixing Windows Update Failed with Error 80243004 Modify the Notification

Sharp: “ERROR[3514]: Processing failed. The file/folder cannot be imported.” we may not be able to import some model printer address book.

Can’t access Sharp printer using web browser checking the network settings, we find they entered incorrect subnet.

Outlook crashes after clicking Manage Rules and Alerts Run Repair.

Outlook has running into an error that is preventing it from working correctly click Repair Now

Outlook ost cannot be accessed Reduce the size of Outlook Data Files

Troubleshooting AD and DNS Active Directory Replication Status Tool

Windows FTP command doesn’t support Passive mode make sure the server site firewall should open range ports

Microsoft Edge shows only half page/window We fix the problem by upgrade the display driver.

Barracuda System State – Error during backup initialization Last error: Inconsistent shadow copy

Can’t send email with this error: The client operation failed Close the Outlook and restart it.

Can’t access FTP using Web browser By default, Syncplify.me FTP block access after 3 failed tries.

Can’t access a website with The connection with the server was reset We find the executable file and PE are blocked by Firewall.

Paloalto Firewall policy blocks downloading a executable file. Paloalto Firewall policy blocks downloading a executable file.

Outlook: operation failed restart the Outlook.

Can’t install DVMax client because can’t read file in Windows\download installation Run the installation as admin.

Upgraded DVMax gets read only message and can’t continue The best way is copy the data before doing upgrade.

FTP works in Active but Passive. Why? To use passive mode, you may need to ope port rang

Can’t access FTP server randomly If the transfer settings is default, change it to Active

What does incomplete under Application means in Paloalto Firewall? Based on our experience, this is Application issue

Outside RDP users loss connection We also created a Application override policy and put it on top of other policy.

Can’t map NetBIOS hostname shared drive Add server main IP address to hosts and lmhosts

Event ID 404: The DNS server could not bind a Transmission Control Protocol (TCP) socket to address 10.0.0.84 we find one DC uses two IP addresses

Event ID 407: The DNS server could not bind a User Datagram Protocol (UDP) socket to 10.0.0.84. we find there are two IP addresses

Event ID 408: The DNS server could not open socket for address 10.0.0.84 Removing another IP address fixes the problem.

DYMO Label Printer is offline Make sure you have correct printer driver.

DVMax can’t print to a shared DYMO Label Printer Make sure the Label printer is shared for other computer to access it.

DYMO label printer doesn’t work on DVMax there are over 211 printing jobs in the queue

Can’t install 32 bit add-ins on Outlook Uninstall Office 64 bit and re-install Office 32 bit

“Memory Full” when printing to HP printer Changing to HP printer driver fixes the problem.

Can’t print two sides Try to use PCL6 driver.

Can’t access the FTP server with this “Could not read from socket: ECONNABORTED – Connection aborted” error. It could be FTP over TLS issue

Can’t establish FTP with GnuTLS error -110 in gnutls_record_recv: The TLS connection was non-properly terminated. try to use Only use plain FTP.

Event ID 4105: The Remote Desktop license server cannot update the license attributes for user in the Active Directory Domain

Can’t access some of computers randomly

Outlook crashes whenever print to Canon C5440i printer We fix the problem by add new PCL6 driver.

Can’t delete folder or Thumbs.db with this message: The action can’t be completed because the file is open in Windows Explorer. Disable Windows from creating and caching local thumbnails by Group Policy

AWS Study and Exam

Google Cloud Study and Exam

Google cloud exam – Google Cloud Platform – Part 1

Google cloud exam – Google Cloud Platform – Part 2

Google cloud exam – Google Cloud Platform – Part 3

Summary of Microsoft Azure Fundamentals and AZ900 Exam - Free exam practices

RD Server shadow session is denied if they create a shortcut, they will have an option to run it as administrator

Fix Outlook Data File has Reached the Maximum Size Error

IE works fine but chrome it could be caused by an antivirus software, try to disable it or to update it.

FillZilla can’t establish the connection with this error: Could not connect to server. Go to File > Site Manager, change the Encryption to Only use plaint FTP (insecure).

FTP Failed to retrieve directory listing Try change encryption to “only use plain FTP” and logon type “Normal” under File>Site Manager.

Can’t login VM with “Apply Computer settings” screen We find the host has a Windows update. Installing and restarting the host fixes the problem.

Can’t login VM with “Please wait” screen Running Safe mode has the same problem.

Robocopy crash the server There is the space between C:\ and TS_Share. That curses the problem and override some system files.

Palo Alto Firewall GloablProtect can’t establish VPN with “Still working” message Uninstall and re-install GloablProtect.

535 5.7.3 authentication unsuccessful we fix the problem by switching Service Provider from SMTP Server to Outlook

An error occurred while attempting to checkpoint the selected virtual machine(s) Go to VM Settings. Navigate to Checkpoints, change the Production checkpoints to Standard checkpoint.

Microsoft Azure Fundamentals Study Summary and AZ-900 Exam – Core Cloud Services – Manage services with the Azure portal Part 1

Microsoft Azure Fundamentals Study Summary and AZ-900 Exam – Core Cloud Services – Manage services with the Azure portal Part 2

Microsoft Azure Fundamentals Study Summary and AZ-900 Exam – Core Cloud Services – Azure compute options park 1

Microsoft Azure Fundamentals Study Summary and AZ-900 Exam – Core Cloud Services – Azure compute options park 2

“The group sales@chicagotech.net isn’t set up to receive messages from info@chicagotech.net” We fixed it by enabling “Let people outside the organization send email to the group” as shown below.

Microsoft Azure Fundamentals Study Summary and AZ-900 Exam – Core Cloud Services Part 1

Microsoft Azure Fundamentals Study Summary and AZ-900 Exam – Core Cloud Services Part 2

Microsoft Azure Fundamentals Study Summary and AZ-900 Exam – Core Cloud Services Part 3

Summary of Microsoft Azure Fundamentals and AZ900 Exam - Free exam practices

“This system cannot determine if the license server is registered as service connection point(SCP) in Active Directory Domain Services(AD DS) because the AD cannot be contacted”. Go to configuration or Change Scope to fix any issues

Sharp Printer can’t print more than 20 sheet We fix the problem by switching printer driver from PCL6 to PS.

Enter a product key for Windows 10 you may run windows troubleshooting under Activation window.

Azure Fundamentals Study Summary and AZ900 Quiz – Cloud Concepts Park 1

Azure Fundamentals Study Summary and AZ900 Quiz – Cloud Concepts Park 2

Can’t run Add-ins in Outlook We find there are two Office 365 running on the computer

vmiv error: Description = Initialization failure the drive doesn’t have enough spaces

ShoreTel/Mitel phone doesn’t work Change the Shretel/Mitel Connect connecting server from name to IP address

SFTP Server unexpectedly close network connection The Paloalto firewall monitor shows Rule Incomplete.

Fixing Windows loop booting by using installation DVD we fix the problem by booting from Windows 10 installation DVD and select Repair

Plugins don’t work in WordPress v5.2.3 We fix the problem by downgrading WordPress v5.2.3 to 5.2.

Can’t setup Gmail on Outlook because of 2-Step Verification is off Turn on 2-Step Verification on gmail.

There are not editor such as Add Block and Add image features in WordPress

Gmail on Outlook doesn’t work and repeat for the password Google prevented a sign-in from a less secure app

Problem to restore backup to different server using Barracuda backup Using FDNS instead of hostname fixes the problem.

WordPress Visual Editor no long working go to Users>User Profile

WordPress Issues - Resolution with screenshots

Installing .NET Framework 3.5 gets Error 0x800F0954 Bypass WSUS if you have WSUS

Recovery Services and Rate

“The name on the security certificate is invalid or does not match the name of the site” in Outlook try to clear the cache.

Event ID 40960: The Security System detected an authentication error for the server LDAP. The failure code from authentication protocol Kerberos was “The user account has been automatically locked because too many invalid logon attempts or password change attempts have been requested.

Dymo Label printer doesn’t work Make sure you have correct printer driver.

Repairing Office gets error code 30034-4 Run SYSTEM FILE CHECKIN: SFC/SCANNOW

Uninstalling Microsoft Office gets Error Code 30015-25 Run repair doesn’t fix the problem.

Can’t copy big file with Palo Alto Firewall VPN We don’t know the reason for that

Can’t login exchange after demoting a DC Make sure you have correct DNS settings on Exchange serve.

Outlook Opens and then disappears Try different Outlook profile

Recover a Lost Exchange Server 2010 Reset or rejoin the computer account for the lost server.

1. “Your device is at risk because it’s out of date and missing important security and quality fixes” Have you been maintaining the wsus server in regard to using the server cleanup wizard?

User’s domain account keeps locked To check Azure sign-ins status, login Azure and go to Users>Sign-ins

Mitel softphone problem Check the switch port and make sure the QoS is configured on the network to prioritize voice traffic.

Device isn’t quite ready for Windows 10 update the update will not be installed

Can’t print to a shared label printer in DVMax make sure the correct port is selelcted, for example com1.

Can’t print to label printer on DVMax Go to the File menu and choose Setup Label Printers.

What to do when my computer is attached by ransomware? You may visit nomporerasom.org to download and use their decryption tool.

Only one copy was printing while more than one copy required  try to disabling Mopier mode

A Computer is frozen when installing Windows update Restart the computer and then try it.

Windows Update causes network problem We recommend to setup WSUS server to download the updates and distribute them to all computers .

Print blank paper because of “The aliment process failed” Reset printer and cartridge.

Many Windows and update problems can be fixed by running SFC and DISM Type sfc /scannow

Can’t make payment on GoFundMe website Add the website to security settings.

“operation failed” when trying to send the attachment email in Outlook enable/disable Exchange cache mode for a test.

Hyper-V virtual machine may not start with “General access denied error (0x80070005)”  They should not us copy and past to move the VM. They should use export.

Your credentials did not work. Your system administrator doesn’t allow the use of saved the credentials to log on to the remote Computer.

Printing job misses some characters Upgrade the printer driver.

Server locks with Event ID 51: An error was detected on device \Device\Harddisk1\DR23 during a paging operation. Unplugging the external USB and restart the host, everything works.

Can’t login FTP site because of missing port 20 on Windows firewall We fix the problem by adding port 20 in windows firewall.

FTP: 227 Entering Passive Mode (10,0,1,17,149,179) Go to IIS Manger>Server name, double click on FTP Firewall Support.

An error occurred opening that folder on the FTP Server. This could be the FTP Firewall Support issue

Plantronics Bluetooth doesn’t work randomly Resolution is unplug the Bluetooth USB from the computer.

Can’t access FTP, SFTP and FTPS server Make sure you configure correct authentication and authorization. 

Add-in doesn’t work in Outlook Removing all Office and re-installing Office Proplust fixes the problem.

Fix Windows 10 Update error 80070422 Make sure Windows Update service is running

Windows 10 goes into sleep after 1 minute idle That couls be the SCREEN SAVER settings. 

SQL Server time out because of name resolution We fix the problem by add statics DNS A for the SQL server. Run ipconfig /flushdns on workstation,

Fixing Start Menu, Settings, Search, Cortana, Microsoft Edge, Action Center problems

Can’t verify MFA when login Outlook. Restart the Outlook and try it again

Blue screen with stop: 0000007B, F78A2524, 00000034, 00000000 The hard drive causes the problem

Fix Windows update error Code 0x80073712

Can’t access Windows 2012 R2 server shared folders we find the client has blocked TCP port 445

Your system administrator does not allow the use of saved credentials Remove the credentials from Windows Credentials and add it to Generic Credentials.

Troubleshooting EventID: 1128 – TerminalServices-RemoteConnectionManager - The solution was to delete the REG_BINARY in

Troubleshooting: EventID: 1130 – TerminalServices-RemoteConnectionManager - HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\RCM\GracePeriod

The remote session was disconnected because there are no remote Desktop License Servers available to provide a license. no licensees are used.

This version of Relius Administration is not currently licensed The version needs to be upgraded or the user didn’t do it right.

Mitel doesn’t show Softphone on Connect You need to enable softphone on Connect Director

The following error occurred while attempting to save properties for group remote desktop users Have him logoff


Can’t add programs in Windows 2012 R2 RemoteApp programs It is Environment Variables

Can’t end RDP disconnected sessions rwinsta /server:SERVERIP SESSIONID

Unable to connect to the server by using Windows Powershell Remoting Disable IPv6 for a test.

Fixing Windows update Error 80072EFE. research online and it could be firewall issue.

Can’t download Symantec definition because of firewall Creating a firewall policy fixes the problem.

Can’t download Windows Updates because of firewall we find they just replace their Cisco ASA firewall with Palo Alto firewall.

Can’t download or install Windows Defender update Hind KB 890830 from the Windows update or uninstall it.

Fixing Windows update Error 0x80070643 Manually update Windows Defender to fix update failures KB2267602 (Definition 1.213.6196.0) 

Fixing Windows Update 0x80244022 error Run Windows Update troubleshooter

Windows downloading updates 0% forever Restart the Windows Update services or restart the server.

Fixing “The program can’t start because api-ms-win-crt-runtime-l1-1-0.dll is missing” Restart the computer and try it.

SEP client can’t update the definition Open SEP and check the Help>Troubleshooting

Can’t run Commit in Palo Alto Firewall you will see all admins and you can log them off

GlobalProect VPN shows Connecting and still working forever The VPN may have a session still connecting to the firewall.

Problem of VPN client using the the same IP range as the office network Perhaps, try split tunnel.

Palo Alto VPN client GloableProtec error: Authentication failed. Enter login credentials. The username is case sense.

Can’t access network resource over VPN both site the default gateway is 10.0.0.1.

Mitel phone can’t make to outside and it shows anonymous

Malwarebytes don’t quarantine detected threat you need to restart the malwarebytes service.

PA firewall and Azure Site to site VPN shows connecting forever It is preshare key problem

troubleshooting Palo Alto Firewall site to site VPN connecting to Azure Copy the configuration from Cisco ASA configuration may not work.

SEP: the client could not be installed on the remote computer We found the problem is McAfee LifeSave is running

Re-building RAID 5 only shows small size volume    You may try Deep Scan as shown below.

Can’t print email after changing printer driver We fix this problem by switching back to the original Kyocera FS-4200DN KX driver

Windows 10 update takes a long time Install Windows Update in Clean Boot by running msconfig.

Malwarebytes Installation failed: Failed to open service Control Manager DB. Win32 error code 5 or 1726 Disabling firewall for a test.

How to rebuild RAID 5 without knowing parameters you may check Don’t know start sector of drivers,

What’s LaCie 5Big RAID 5 parameters Block size was 128 sectors

Error is [0x80040305-0x0004de-0x00054a] Sounds like his email profile and primary domain account got “disconnected”.

Repair image using Stellar Recovery Click on the option ‘Add File’ to select your corrupt images

Use Stellar Data Recovery to recover Bad Sectors

Recover data from RAID 5 using stellar data recovery Highlight the RAID under Physical Disk and click San

Troubleshooting Windows server stop error or blue screen Run Windows repair.

Troubleshooting Windows server booting problem If it is PreBoot problem, check any external hardware

Fixing Windows update problem Try one update at time.

Re-installing Windows 10 reached 5% and stays forever most likely your Recovery Image is corrupt

Recovered image doesn’t show whole image you can’t simply recover data from just a single drive

Recovery Dell Laptop data use an external USB reader to access the hard drive

Can’t connect to wifi after Windows Update You may want to download and install latest WiFi NIC driver.

Undoing Changes made to your computer run System File Checker scan

Data Recovery - Resolution with screenshots

Unexpectedly light-themed UI elements in File Explorer and unreadable text in context menus Windows 10 Update 1809 may cause this problem

Hard drive is locked during Windows 10 recovery bootrec /FixMbr

One folder shows 3TB on 1TB drive TreeSizeTreeSize to analyze it

DHCP doesn’t work in Windows 10 Turn off fast boot

icons don’t show or can’t open it Try sfc to fix it

Outlook try to connect problem diseable and re-enable Symantec Endpoint protection.

You don’t have permissions on Mitel Softphone settings logout Mitel Connect and re-login

One of user can’t record a message with this error popup check the computer audio settigns

Windows Recovery - Resolution with screenshots

Can’t send email with docm attachment You may want to modify malware filter

Only IE, Microsoft Edge and Outlook don’t work We find the problem is Symantec Endpoint Protection

Printing word merger file restarts computer with blue screen

Printing word merger file restarts computer with blue screen try to use Universal printer driver

RDP Problem caused program to stop working correctly you can try to use the command

Cannot access other mailbox even we have assigned full permissions you may want to use the powershell.

Fix Windows 10 freezes Check the Windows update status. It may have some updates waiting for installing.

Fix winretools low disk space Open the Registry Editor by clicking on Start -> Run and running REGEDIT.

Troubleshooting 0x0000001E (KMODE EXCEPTION NOT HANDLED) error Install the latest device drivers and firmware

Can’t add second owner to Distribution in Office 365 deleting the existing distribution group from your AD and then re-create it on Office 365

Windows error: 0x800F0923 It could be a driver or other software on your PC isn’t compatible

Windows error: 0x80200056 It is possible the upgrade process was interrupted because you accidentally restarted your PC

Windows 10 error: 0xC1900107 It is possible there is a application installation penning

Windows error: 0x80073712 A file needed by Windows Update is likely damaged

Windows error: 0xC1900200 – 0x20008 and 0xC1900202 – 0x20008  it could ne your PC doesn’t meet the minimum requirements

Windows error: 0xC1900208 – 0x4000C This could indicate that an incompatible app installed on your PC

Fix Windows 10 update problem Run Windows Safe mode for a test. 

Printer shows Out of Paper, but it is not  re-install it on the printer server

Can’t RDP into a computer with “The specified network password is not correct” try to disjoin the domain and re-join it.

Network connection shows as “unauthenticated” We must disjoin from domain and re-join the computer to the domain.

“The specified network password is not correct”

Email NDR 550 5.7.350 it is possible recipient block the user

DYMO LabelWriter printer doesn’t work in Windows 10 new computer Please try to connect the USB cable to USB v2

Fix Symantec Endpoint Protection problem Restart the SEP service

Symantec Endpoint Protection has determined that the virus definitions are missing site Downlaod the definition from SEP Manger or manually.

Skype Issues - Resolution with screenshots

Can’t login Skype at Home you may need to generate app password.

IE language problem In General, click Languages

Paloalto Firewall error: Failed to find auth profile for ADMIN The system will automatically rebuild the runtime user database after its deletion

DYMO Printer doesn’t work after change the label Make sure the Label mark is on the back side

Word crashes Windows OS with blue screen it could the Windows update issues.

Can’t see shared calendar Go to Calendar>Files>Open another calendar.

Don’t have Skype icon in Outlook Chicagotech.net: In most cases this is Add-ins issue.

Problem to configure Palo Alto Firewall Notification email smtp.office365.com is Microsoft 365 standard smtp server

Palo Alto Firewall Issues - Resolution with screenshots Chicagotech.net: smtp.office365.com is Microsoft 365 standard smtp server.

Sharp Printer SMTP settings problem Chicagotech.net:  It looks lime this format: chicagotech-net.mail.protection.outlook.com.

Sharp Printer Issue - Resolution with screenshots

Outlook doesn’t show Unread email Chicagotech.net: It is hind in the Today. Click Today, you should see the email.

Skype offline after joining Team www.Chicagotech.net: Since you have switched Skype to Team, you may need to download and use Team.

What’s Sharp MX-6070 printer default password password is admin or sharp

How to setup SMTP server on Sharp Printer for scan to email Go to Network Settings>Quick Settings>SMTP Settigns

Mitel Desk phone doesn’t show username and extension be assigned to the user by the MAC address in director

Unable to send an invitation to a member who requests one - The receipt needs to enable allow receive invitation in his Yahoo email preferences

Outlook search doesn’t work  - install Windows Search 4.0

The User Profile Service failed the logon. User profile cannot be loaded. - Delete regedit bak

DYMO Label Printer doesn’t work after windows 10 update - Install latest Dymoo drive

iOS Accounts needs permission to access resources - The best way to access Microsoft Office 365 email is using Outlook app

Chrome works, but IE and Microsoft Edge don’t work Disabling Symantec Endpoint Protection fixes the problem

WSUS client has a problem to install Windows update Remove the registry entries on WSUS client and reset the Windows Update to defaults

SEP: [APPLICATION] has changed since the last time you used it upgrade SEP latest version may fix the problem

Can’t print when using WiFi Combine ARRIS and D-link into one WiFi.

Symantec Endpoint Protection block accessing network re-configure SEP firewall.

Microsoft Word merge doesn’t work. Copy Winword folder from old PC

WSUS: Unable to Find Resource Try add MIME Type

What’s different Windows black screen and blue screen Windows black screen could be registry issue

Outlook doesn’t work – Trying to connect Disable the Symantec Endpoint Protection and then re-enable it

Can ping any websites but can’t access them Make sure it is multihomed computer

Windows OS goes to black screen after Windows update The restore backup registry files

 windows 10 Critical_service_failed BSOD loop When Safe Mode starts type system restore

Fix Outlook Offline Click Automatic Repair.

Active Directory on this domain controller does not contain Windows Server 2016 ADOREP /FORESTPREP update run these two commands on \support\adprep folder: Adprep /forestprep and Adprep /domainprep

AdSyncService Health service data is not up to date restart the following services on each server:

Please wait when combining files into PDF using Acrobat 9 Acrobat 9 doesn’t support Office 365 merge.

“Adobe Acrobat has encountered and unidentified error” when merging files into Acrobat   Make sure you r Acrobat license is activated

Print is grayed out in Adobe Acrobat She need to go to security, enter the password. After that, she should be able to print.

Windows Backup I/O error it could be the bad USB drive

Windows backup failed: has failed with following error code ‘2155347997’ After we replace another USB drive, it works.

Anyone is grayed out in OneDrive share Login Office 365>Admin>OneDrive>Share, check the Shareable: Anyone with link.

Installing printer failed install the printer driver first or run printer software.

Windows 2008 R2 crashed because modifying registry copy registry files from c:\windows\system32\repair

Outlook: application could not log you in This could be a third party application issue

SQL Backup failed with Event ID 18204 this is permission issue

High CPU Usage because Azure AD Connect Health Sync Monitor The better solution is upgrade Azure AD Connect 1.1.819.0 to latest version.

Can’t install SQL 2014 Express because of long password The SQL 2014 Express limits password 10 characters

Outlook keeps popup for the password after enabling MFA you may need to create a app password by following this link:

We couldn’t connect your Outlook account It is possible the Outlook is Work offline.

USB not recognized Reinstall device drivers

Email app doesn’t accept domain credentials you may need to create a app password from office 365

Reconnect at sign in doesn’t work the user login name and mapping network drive name are the same but the password are different

Keep locking the user account after changing the password Changing the password in Canon printer fixes the problem.

Incorrect password in iPhone after enabling MFA Got to Azure MFA to disable and re-enable the MFA

Canon One Touch doesn’t work because of password changed change the user credentials

Outlook Error is [0x80070005-0x000004dc-0x00000524]. Uncheck the Use Cached Exchange mode option

Stand alone PC can’t access domain storage create a same username and password matching the domain account

You do not have permissions to access \\servername\fodlername we find the network location is public

The user can’t map one of LAN shared folders over VPN after changing his password. Mapping to different computer or different shared folders is working.

Can’t setup Office 365 email on Google phone after MFA Download and install Microsoft Authentication and Microsoft Outlook app in the phone. Then process the MFA verification.

Troubleshooting System error 53, 67 and 87 NTLMv1 is enabled

Shoretel phone doesn’t work after changing domain account password Logoff Shoretel Connector and re-login.

Can’t login Office 365 after enabling Azure Multi-factor authentication Run Office repair.

The set of folders cannot be opened We have to remove and re-add Outlook profile.

Can’t add others URL after group policy adding URL if we use group policy to set configuration about adding url to IE local interanet zone, we could not allow users to add other url by themselves.

Excel saving problem run Office repair.

Outlook freezes whenever accessing Signature

Outlook can’t access Gmail after changing security settings Make sure you use correct port and enable SSL

Can’t access gmail from some devices or Outlook you may change your settings to allow less secure apps into your account

a corrupt table in the current document After the file is repaired, the corruption or incorrect formatting of all tables in the document should be corrected.

iSCSI loses connections to EqualLogic SAN Reinstall the HIT (Host Integration Tool) from Dell .

Outlook Sent Items doesn’t show sent information Reset View

iSCSI problem with Event ID: 1, 5, and 70 The iSCSI target device has reached its limit for the number of incoming connections.

Failed to setup initiator portal. Error status is given in the dump data install EqualLogic Host Integration Tool.

SQL Server problem with event IDs: 823 EqualLogic SAN Management shows there are only two are active.

High CPU issues being used by Azure AD DirSync  Install the latest version (1.1.880.0) of Microsoft Azure Active Directory Connect.

Restarting server never comes back We find there is a dead USB drive connecting to the server.

Server Issues  - Resolution with screenshots

RA Web site going down for no reason change Maximum Worker Processes to 2.

My Laptop is so hot and what can I do? Use a Lap Desk with fan

Windows 10 blue screen with error code 0x000000e after cloning bootrec /rebuildbcd

Troubleshooting chromecast or WiDi problems Make sure your firewall or security software doesn’t block chromecast.

Windows WiDi can see the Roku TV, but Chrome cast can’t Roku products, Apple TV products, and Amazon Fire TV products aren’t using Cast technology

Losing the Internet connection Flush the host arp table on SonicWall fixes the problem

ShoreTel Issues  - Resolution with screenshots

Routing on SonicWall doesn’t work The gateway they tried to add for the routing policy is using VLAN VoIP Ip address (192.169.20.1) on the switch instead of data VLAN IP address (192.168.16.64).

DHCP Relay doesn’t work Cisco SG300 switch VLAN on «DHCP Relay Server Table» you need to add the Windows Server IP Address

Relius Web Site down

Problem to establish FTP connection Make sure you enter the correct host name, port number, Encryption settings, username and password.

FTP Issues  - Resolution with screenshots

Microsoft admt 3.2 password migration problem running PES under a Source admin acocunt seems to work

ADFS server issue if you use Office 365 only, you may not need ADFS

Don’t see any computers in WSUS Add computers or computer group into group policy.

Windows 10: Previous versions not working wmic shadowcopy call create Volume=’C:\’

Server stops working for 10 minutes everyday Removing the USB drive from the server fixes the problem.

SQL server connection issue with multiple errors Disabling firewall, it works.

Fix “The operation cannot be performed because the message has changed” in Outlook removing the Outlook add-in

Have not had reliable networking after windows update  It could be the windows 10 1803 update

 ActiveSync not working for 1 iPhone  enable inheritance

 Outlook synchronization hangs - Resolution with screenshots  Have you tried a new profile or testing it from another machine

Can't access Manage access panel settings in Azure Active Directory Microsoft working on improving and clarifying these controls.

Missing Network Shared Drives because of SEP Upgrade SEP to a latest version.

RDS black screens with Event ID 4005 download and install Microsoft August 2016 update rollup

Can't read Windows 10 log How to read Windows Update logs in Windows 10

Troubleshooting SonicWall connection issue Go to Diagnostics>Diagnostic tool>ping, ping problematic computer IP.

WSUS: Updates have not been installed You need to approve it in Updates

Don't see any computers in WSUS add the computers we want to apply the policy

WSUS doesn't install updates He needs to approve to install

Error code 0x800F081F when installing .NET 3.5 Enable the .NET Framework 3.5 feature using DISM

Outlook Sent item folder is empty There was no email forwarding set up for client.

Can't install Windows 2008 R2 on Dell Poweredge R710

Can't see or only see some networking computers Microsoft may disable SMB

System error 384 has occurred: You can't connect to share you may go to Control panel to enable SMB

SEP: Do you want to allow it to access the network? You must click Yes.

Windows 10 Updates issues The Windows 10 is running very slow.

Remote desktop CredSSP error after updating Windows Install windows updates on the remote server

User has not been granted requested logon type Go to Network and Sharing Center.

DFS Namespace: There are not items to show You need to add it.

Event ID 4202: staging space is above the high watermark I setup staging as large as the shared folder. After it works without any errors, I switch back to the default 4GB.

Event ID 4206: DFS Replication service failed to clean up we create staging as large as the real DFS folders

the value does not fall within the expected range After installing KB3186568/KB3186539

CRM icon keeps disappearing on Outlook I must uninstall them and delete all related to OnContact and OncOutook. Then re-install it.

ShoreTel deskphone keeps shows Anonymous Open Connect software. Under TELEPHONY, uncheck softphone.

Operation could not be completed (error 0x00000005) Navigate to the following location: •HKEY_CURRENT_USER \ Software \ Microsoft \ Windows NT \ CurrentVersion \ Windows

SQL: "Fusion Active Template Library (ATL)" failed We find two SQL setup in Program and Features. Uninstalling them fixes the problem.

Dymo printer problem We install the printer on different machine and it works

USB Printing Support is an older USB device Check your power management settings

Fix Outlook by disabling Use Cached Exchange Mode Missing some folders or emails

Add-ins doesn't work on Outlook Then uninstall those Office apps from there.

Office 365 word keeps popup for login Create REG_SZ (32) with this Name: DisableADALatopWAMOverride

Can't create trust domain because of firewall Turn off firewall for a test.

Windows optional update pending restart Run command: Dism /online /get-packages /format:table

Can't setup Secondary DNS Make sure Zone Transfer has all DNS IP address as shown this screenshot.

Can't install KB3013769 with this error: 80246013 An attempt was made to access a downloaded update that has already been removed

Keyboard and mouse freezes. Re-install or upgrade the Mouse/keyboard/USB driver.

DC problem because of DC connecting public network Changing DNS to an internal DNS and changing the network from public to Private fixes the problem.

Event ID 6525: secondary zone domain.com was refused if you just created the secondary DNS, you may need to restart the DNS service.

The new Trust wizard cannot continue make sure you can ping other dc with FQDN

Problem to run ipconfig command path settings is incorrect

Domain trust issue: specifiable domain cannot be connected they setup local IP address as primary DNS and other DC IP as secondary DNS

sid for computer is already in use in forest you join You should not copy a VM to create another VM because both VMs using the same computer SID.

DNS problem because of time issue We fix the problem by configuring DC sync NTP server and all computers sync with DC.

OneDrive Issues - Resolution with screenshots

This library can no longer be synced using this application download and install Microsoft Support and recovery Assistant for Office 365 to troubleshoot it

Printing queue stays in printer forever clear printer queue by going to C:\windows\System32\Spool\Printers to delete any files.

Onedrive doesn't have Settings option even he has re-install latest Office 365

can't synced with OneDrive for Business group policy enables Prevent the usage of OneDrive for file storage

Can't access network share folders after changing DNS ipconfig /flushdns and ipconfig /registerdns fixes the problem.

DC01 failed test Connectivity using dcdiag This could be DNS issue.

DC issue with event ID 1202 This is DNS issue

Can't login DC network because of DNS and network location Reset DNS fix the problem.

Secondary AD failover question

DC issue with event ID 4000 Changing DNS to an internal DNS and changing the network from public to Private fixes the problem.

Publisher doesn’t allow it to be displayed in a frame Try to cleared your browser cache and tried a different browser

Windows 10 update error codes with fixes A file needed by Windows Update is damaged or missing.

Fixing Windows 10 updates issues Use System Restore

Publisher doesn’t allow it to be displayed in a frame Try to cleared your browser cache and tried a different browser

Problem to move VM to different resource in Azure if the VM used the managed disk for OS disk then it cannot be move.

Group policies don't apply to another server you may need to run command line with Run as administrator

Roaming profile doesn't work and it uses temporary profile You should see two SID and one of them with .bak.

We can't sign into your account after login Navigate to HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionProfileList and find the SID.

Net view: Service has not been started Starting Computer browser fixes the problem

Fixed: Browsing is NOT active on domain. status: 6118 We fix the problem by enabling SMC in Programs and features

Radius works but the SonicWall VPN doesn't it could be the User or user group VPN access settings

SonicWall LAN IP is different from LAN subnet The SonicWall may setup VLAN and between LAN and SonicWall may have a router.

Windows Event ID 502, 1515 and 1511 Fast Logon Optimization and Fast Startup on Group Policy issue

Search isn't optimized because windows search service disabling cache mode should fix the problem

Can't add the principal because it is not exist in SQL we need to create a SQL login and user mapping to a database

mapped network drives may be lost net config server /autodisconnect:-1.

Network in File explorer doesn't show any network computers we can't modify the DHCP settings to add the new DNS

Miss MSS in group policy Registry Path: \System\CurrentControlSet\Services\Netbt\Parameters\

Remote user can't change password using RDP Add a new row "enablecredsspsupport:i:0" at the end with the file

Windows 10 update error: 0x80070bc2 SC config trustedinstaller start=auto

Error code: 0x80070032 when starting the computer Remove all extra login methods (face, pin, picture, fingerprint) from your settings completely

App Registered screen doesn't show directory in azure you may have “Hidden” applications

NIC doesn't work because of new SEP upgrade their Symantec Endpoint Protection from v14.0.0 to v 14.0.1. Uninstall SEP v14.0.1 fixes the problem.

Network in File explorer doesn't show any network computers SMB Sharing checked / enabled in the Windows Add/Remove features.

Troubleshooting Azure SQL server Using SQL Profiler

Application in Azure VM accessing SQL in Azure is slow We find the Azure SQL database location which is West Europe is different from client VM

Can't access SQL server Configuration Manager mofcomp "%programfiles(x86)%\Microsoft SQL Server\number\Shared\sqlmgmproviderxpsp2up.mof"

Can't export SQL bacpac file It means that there is a user in your databases that does not has login

SQL password does not meet policy requirements You can not use the same characters of the username in the password

They can’t receive inbound calls but can call out it is recommend you call your PRI provider to see if they are having problems

Install Bluetooth software error: there are multiple device remove the Bluetooth device from the computer and then install it.

Excel pinned files disappeared select change and then quick repair.

Can't print PDF file after windows 10 update We find the file is open from Microsoft Edge

Can't verify azure custom domain name Ensure the DNS record was entered, and that it is correct.

Problem to create a user in Microsoft Azure we see your default domain name

Problem to join Azure VM to Azure domain Add the account to Global administrators or AAD DC Administrators.

Windows 10: The handle is invalid Boot into Safe Mode and uninstall security updates.

Logon Failure: The target account name is incorrect apparently conflicting settings for its IP protocol

Outlook Doesn't receive appointment response we find the client has a gmail account with the same email as the 365 account

Office 365 message trace doesn't see the reply email It may be using different email address

Don't have Login and settings in Shoretel Workgroup you need to add the user to Workgroup Agent license instead of general license.

ShoreTel Conferencing server name could not be found popup Disable ShoreTelConnectSTVMAddin under Outlook Add-ins

PIN files in excel lost clean tem files.

Excel pinned files disappeared Find the largest files (>1MB) in the AutomaticDestinations folder and delete them

ShoreTel issues - Resolution with screenshots

SEP error: Login to [computer] failed enabling Remote Registry Service fixes the problem.

ShoreTel: Cannot send message to server. status code 200. logoff ShoreTel Connect and re-login.

Your mailbox has been temporarily moved to Exchange Server Run Office repair.

Malwarebytes Database is outdated by 3 days Make sure the MEEClientService mis running.

Changed block tracking will not be used for this VM Check the virtual machine configuration versions

Veeam: network path was not found in my case, I need to use domainname\administrator.

Trust relationship between workstation & domain failed we re-joined the computer using the different hostname,

No credentials are available in security package 0x8009030E It could be delegation issue.

Can't move VM because hardware isn't compatible    shut down the virtual machine and turn on the processor compatibility setting.

Problem caused program to stop working correctly Disable remote mapping or audio playback settings

System error 64 specified network name is no longer available it is SMB 1.0/CIFS File Sharing Support issue

Can't move VM because hardware isn't compatible Check Migrate to a computer with a different processor version.

Server doesn't have computer account for trust relationship It could be name resolution issue. Check the status of DNS using nslookup.

Windows domain controller cannot be contacted to perform NLA Go to the System Properties>uncheck "Allow connections only from computers running Remote Desktop with Network Level Authentication"

Outlook: We won't be able to deliver this message Adding email address in E-mail fixes the problem.

Malwarebytes: The network path could not found Make sure Remote Register service is running.

Outlook Calendar displays busy only In most cases, this is permission issue.

Troubleshooting Plantronics handset problems The Plantronics blue tooth handset is out of the battery.

Windows 2008 backup has failed with Event ID 517 I restart cryptsvc fixing the problem

Your ShoreTel Conferencing server name could not be found if you don't buy Conferencing service, you may want to disable it on the Outlook Add-ins

Can't install Windows update because of low space We find windows backup eats a lot spaces

Event ID 521: Unable to log events to security log Change the Audit Policy settings

Your email message was unable to be sent Create and apply a Client Install Feature Set without pop3/smtp scan

emails to a group copies to another user In Office>Exchange admin center>mail flow rules has another rule which forwards all email sent to the group to the user as shown below.

Error code: sec_error_ocsp_invalid_signing_cert this error needs to be fixed by the web site in question

Outlook data file cannot be accessed: 0x8004010F Run Office repair

Can't open Outlook with a message: can't access information There was a windows update installed and waiting for restarting

Please wait for Local Session Manager The issue occurs because the remote procedure call service incorrectly handles startup failures of the Tstheme.exe process

Maximum number of concurrent shells for RDS exceeded It seems to me the Server Manager is using administrative remote session which is limited 2 sessions

Security Warning: do you want to run this ActiveX Control We ran group policy and went to User Configuration\Administrative Templates\Windows Components\Internet Explorer\Security Features\Add-on Management and enabled "Add-on List"

Chrome is blinking this is something to do with display settings or resolution

Excel files open very small window Reset the following registry keys to get it to reset

Sorry, but we're having trouble signing you in Clean the cookies and tem files.

Windows update forces to use Office 2016 Uninstall Office 2016 from his computer and reset the default app

System administrator has limited computers you can log on Disabling NLA for RDP server fixes the problem.

RDS: Remote Desktop can't connect to the remote computer location “C:\Windows\System32\drivers\etc”

RD login issue: Unknown Publisher create a GPO with RDP signing settings

Remote logins are currently disabled please try restarting the Remote Desktop Connection Broker service on RDCB server

Microsoft Edge Can’t be opened using built-in Administrator Modify Local Security Policy instead of Windows registry

Troubleshooting “This App Can’t Open” Error in Windows 10 Run Windows Store Apps Troubleshooter

One SQL doesn't show the database in load balance we suggest you install AlwaysOn Failover Cluster instance.

Shoretel Phone is two hours behind the phone gets time from the time server is setup DHCP option 4

Your credentials did not work in RD services we should use Connect to a remote PC instead of using Remoteapp

Windows 10 search problem Make sure Windows Search Service running.

Joining domain error: Network Path Not Found make sure that the IP addresses of the DNS and WINS servers on your network are specified correctly in your TCP/IP settings

Hyper-V: No x64-based UEFL boot loader was founded Use bdcboot to repair the boot partition

Slow accessing the Internet in one office Firewall/Security settings and network configuration

RDS: The operator or administrator has refused the request you need to assign permissions to the administrator for remote control session

Net view: Service has not been started Type "netsh winsock reset catalog" into the command window

IP phone displays No Ethernet We find the problem is PoE adapter

Can't receive emails from some users from the same company We use Microsoft Remote Connctivity Analyzer

iSCSI Authorization failure created a Initiator for each server that needs to access the 1510

Failed to install AlwaysOn Failover Cluster Instances must also configure Windows Server Failover Clustering (WSFC),

Exchange and Outlook troubleshooting tool Microsoft Remote Connectivity Analyzer

Event ID 802: RD Connection Broker failed to process configure FQDN for the RD Connection Broker

The identity of the remote computer could not be verified don't use a public certificate for your RD Gateway Manager

RDS: serve has reboots pending and need to be restart. Make sure Windows Internal database has been installed.

The computer can't verify the identity of the RD Gateway Many Obstacles in Publishing RemoteApps to the Internet in

Remote Desktop Gateway server is temporally unavailable. The temporally solution is modifying the hosts file

RDS Issues - Resolution with screenshots

System administrator has limited computers you can log on Microsoft has changed RDP behaviors for security reason

Remote Desktop can't connect to remote computer The resolution is installing Certificate

Can't connect to remote computer because Gateway unavailable Right-Click on Resource Authorization Policies and select Manage Local Computer Groups.

L2TP connection attempt failed because the security layer L2TP based VPN client (or VPN server) is behind NAT.

Converted VM is black screen Click Repair your computer