HomeFixesFix Microsoft Teams App Error caa70004 & caa70007 in Windows 11/10

Fix Microsoft Teams App Error caa70004 & caa70007 in Windows 11/10



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Microsoft Teams is one of the go-to apps when it comes to video conferencing and remote or in-office work team management. You can collaborate with your coworkers or members of the organization using the various collaboration tools available on Microsoft Teams.

But, as you continue to access the app on your computer or mobile device, sometimes, you may encounter issues such as the Microsoft Teams error codes caa70004 and caa70007. These issues happen when you try to open the MS Teams app or website and login to your account. Most web users are getting the sign in error on Google Chrome and Microsoft Edge browsers.

For Microsoft Team error code caa70004, you will see the error message,

“We are sorry-we’ve run into an issue
Error code – caa70004
There’s a more permanent way to sign in to Microsoft Teams. If you’re having trouble completing the process, talk to your IT admin.”


Microsoft Team error code caa70007 will show the error message,

“We are sorry-we’ve run into an issue
Error code – caa70007
There’s a more permanent way to sign in to Microsoft Teams. If you’re having trouble completing the process, talk to your IT admin.”

Issues on the MS Teams desktop app or website are nothing new, but there are also ways to resolve and fix the problems. For the error codes caa70004 and caa70007, you can repair the issue on your Windows 10/11 PC using the troubleshooting tips below.

Fixing Microsoft Teams Desktop App Error Code caa70004 or caa70007 on Windows 11/10 Computer

To help you troubleshoot the Microsoft Teams error code caa70004 or caa70007 on your Windows 10 and Windows 11 PC, follow each of the methods below one at a time and check if it fixes the problem or not.

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Method #1 – Run MS Teams in Compatibility Mode

  • Look for the Microsoft Teams app on your Windows 10/11 PC.
  • Right-click on it and select Properties.
  • Navigate to the Compatibility tab.
  • Under the Compatibility mode, check the box next to Run this program in Compatibility Mode.
  • Choose Windows 8.
  • Click OK.

Method #2 – Clear the Cache on your Microsoft Teams Windows App

  • First, you have to sign out of your Microsoft Teams app.
  • Go to your profile.
  • Select Sign out.
  • Now, enter the following on your File Explorer: %appdata%\Microsoft\teams.
  • Clear the following cache one at a time: 
    • \%appdata%\Microsoft\teams\application cache\cache.
    • \%appdata%\Microsoft\teams\blob_storage.
    • \%appdata%\Microsoft\teams\databases.
    • \%appdata%\Microsoft\teams\GPUcache.
    • \%appdata%\Microsoft\teams\IndexedDB.
    • \%appdata%\Microsoft\teams\Local Storage.
    • \%appdata%\Microsoft\teams\tmp.
  • Reboot your Windows 10/11 PC

Method #3 – Run Teams as Administrator

  • Go to your Microsoft Teams app icon and right-click on it.
  • Choose Run as administrator.
  • Now, try accessing the app and check if the error is still there.

Method #4 – Renew your IP Address

  • Launch the Command Prompt on your Windows 10/11 PC.
  • Make sure to run it as an administrator.
  • Type and enter the following on the Command Prompt one at a time:
    • ipconfig/ release
    • ipconfig/ renew
  • Restart your computer.

Method #5 – Reset the Internet Options Settings

  • Open the Search option on your Windows 10/11 PC.
  • Look for Internet Options.
  • On the Internet Options or Properties window, go to the Advanced tab.
  • Click the Reset button.
  • Click OK.

Method #6 – Turn On or Enable the Use TLS Settings in Internet Options

  • Navigate to the Internet Options window.
  • Go to the Advanced tab.
  • Under the Settings option, scroll down and check the boxes next to Use TLS 1.0, Use TLS 1.1, and Use TLS 1.2. 
  • Click OK.

Method #7 – Set to Automatic the Date and Time

  • Click the Start button.
  • Go to Settings.
  • Select Time and language.
  • Choose Date and Time.
  • Now, look for the set time automatically option and toggle the button to On.
  • Restart your Windows 10/11 PC.

Method #8 – Turn Off Server Certification Revocation

  • Go to the Internet Options window.
  • Navigate to the Advanced tab.
  • Scroll down and look for Check for server certification revocation.
  • Uncheck the box next to it.
  • Click OK.

Which of the solutions above helped you troubleshoot and fix the Microsoft Teams error on PC? You can share them with us in the comment section below.

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