Here’s how to fix error 500 on Microsoft Teams

By: Elsie Otachi
3 minute read
Microsoft Teams

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Have you encountered error 500 on the Microsoft Teams application? If so, it could mean one of several things.

Here are some of the common causes of error 500 on Microsoft Teams:

  • Corrupted system files
  • Improper removal of previous installation files
  • Failure to install Office
  • Your Office installation was blocked by either the antivirus program or your computer’s firewall
  • Office can’t install because your internet connection may be preventing it from doing so
  • Proxy settings are preventing Office installation
  • A previous version of Office existing in your computer is blocking installation of the newer version (this could be due to an incomplete, partial, change, installation, and/or failed repair or removal of the previous version)

Here are some solutions that show you how to fix error 500 on Microsoft Teams.

How to solve error 500 on Microsoft Teams

1. Clear credential cache to fix error 500 on Microsoft Teams

Here’s how to do this:

  • Right click Start
  • Select Control Panel
  • Click User Accounts

ERROR 500 on Microsoft Teams

  • Click Credential Manager

ERROR 500 on Microsoft Teams

  • Clear the credential cache
  • Restart Microsoft Team client
  • Go to the System Tray
  • Right click on Teams icon
  • Log out then restart

Once you log out, then restart, Microsoft Teams app will request for your credentials.

Enter your Office 365 credentials.


2. Repair the Office application

This helps to fix and/or replace any corrupted system files in your computer that may have caused error 500 on Microsoft Teams.

Take these steps:

  • Right click Start
  • Select Control Panel
  • Click Programs

ERROR 500 on Microsoft Teams

  • Click Programs and Features

ERROR 500 on Microsoft Teams

  • Click on the Office version you want to repair
  • Click Change
  • Choose Quick Repair
  • Click Repair

Note: In case Quick Repair doesn’t fix it, select Online Repair, then click Repair.

Did this solution help? If not, try the next solution.


3. Remove Office to fix error 500 on Microsoft Teams

If error 500 persists after trying to repair Office, try uninstalling Office from your computer using these steps:

  • Right click Start
  • Select Control Panel
  • Click Programs

ERROR 500 on Microsoft Teams

  • Click Programs and Features

ERROR 500 on Microsoft Teams


For various PC problems, we recommend this tool.

This software will repair common computer errors, protect you from file loss, malware, hardware failure and optimize your PC for maximum performance. Fix PC issues now in 3 easy steps:

  1. Download this PC Repair Tool rated "Excellent" on TrustPilot.com.
  2. Click “Start Scan” to find Windows issues that could be causing PC problems.
  3. Click “Repair All” to fix all issues with Patended Technologies (requires upgrade).

  • Choose Office Suite
  • Click Remove

4. Remove Office manually to fix error 500 on Microsoft Teams

If removing Office using solution 2 didn’t work, try manually uninstalling Office to remove it completely using the steps below:

  1. Remove Windows Installer package
  2. Remove scheduled tasks on Office
  3. End Click-to-Run tasks on Task Manager
  4. Delete shortcuts from Start menu
  5. Delete registry sub keys related to Office
  6. Delete Office files

Step 1: Remove Windows Installer package

Do the following:

  • Go to Office installation folder by going to C:Program Files Microsoft Office
  • Right click the relevant Office installation folder, for example Office 15 or Office 16
  • Click Delete

Step 2: Remove scheduled tasks on Office

  • Right click Start
  • Type CMD in the search field box
  • From the search results, go to Command Prompt and right click on it

game crash

  • Select Run as administrator

  • Type the following commands, then press Enter after each:
    • exe /delete /tn “MicrosoftOfficeOffice Automatic Updates”
    • exe /delete /tn “MicrosoftOfficeOffice Subscription Maintenance”
    • exe /delete /tn “MicrosoftOfficeOffice ClickToRun Service Monitor”

Step 3: End Click-to-Run tasks on Task Manager

  • Right click Start
  • Select Task Manager
  • Click Process tab
  • Check if these processes are running then right click on each and click End Task
    • .exe
    • Setup*.exe

Step 4: Delete shortcuts from Start menu

  • Right click Start
  • Type CMD in the search field box

game crash

  • Right click Command Prompt in the search results
  • Select Run as administrator

  • Type %ALLUSERSPROFILE%MicrosoftWindowsStart MenuPrograms
  • Press Enter
  • Delete Microsoft Office 16 folder (or the folder for Office in your computer)

Step 5: Delete registry sub keys related to Office

  • Right click Start
  • Select Run
  • Type regedit

power icon

  • Click Ok or press Enter
  • The Registry Editor will open. Delete these sub keys:
    • HKEY_LOCAL_MACHINESOFTWAREMicrosoftOfficeClickToRun
    • HKEY_LOCAL-MACHINESOFTWAREMicrosoftAppVISV
    • HKEY_CURRENT_USERSOFTWAREMicrosoftOffice
  • Once you’re done, delete the Office key

Step 6: Delete Office files

  • Right click Start
  • Select Run
  • Type %ProgramFiles%
  • Click Ok or press Enter
  • Delete Microsoft Office 16 folder (or the folder for Office in your computer)
  • Open Run dialog box again
  • Type %ProgramFiles(x86)%
  • Click Ok or Press Enter
  • Delete Microsoft Office folder

5. Download and install office again to fix error 500 on Microsoft Teams

Here’s how to do this:

  • Sign in to your Microsoft account
  • Select Install
  • Click Run
  • If you see You’re good to go’, click All done

Did any of these solutions work for you? Let us know in the comments section.

RELATED STORIES TO CHECK OUT:

For various PC problems, we recommend this tool.

This software will repair common computer errors, protect you from file loss, malware, hardware failure and optimize your PC for maximum performance. Fix PC issues now in 3 easy steps:

  1. Download this PC Repair Tool rated "Excellent" on TrustPilot.com.
  2. Click “Start Scan” to find Windows issues that could be causing PC problems.
  3. Click “Repair All” to fix all issues with Patended Technologies (requires upgrade).

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