Windows updates tend to fix things, introduce new features and security updates, that is if everything goes as planned. If you’ve recently installed a Windows update and have been getting error 80080300 in Microsoft Teams then you are not alone. Here’s all you need to know about this error and how you can fix it on your PC.

Why am I getting error code 80080300 on Microsoft Teams?

This is a recent error related to a Windows Update where it seems that Teams conflicts with the current Windows 11 version presented by your PC. This can be fixed by running Microsoft Teams in compatibility mode for now while an update is pushed out to fix the issue. Follow the guide below to help you along with the process. 

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How to fix error 80080300 on MS Teams

We will first need to find the Teams .exe file on your local storage. You can then access the properties window and run compatibility mode accordingly. Follow the steps below to get you started.

Press Windows + E on your keyboard to open the File Explorer. Paste the address below in the address bar at the top and hit Enter. 

%LocalAppData%\Microsoft\Teams\current\

Scroll down and select ‘Teams.exe’ from the current folder. Then, hit Alt + Enter to open the properties window. (Or, right-click on ‘Teams.exe’ and select ‘Properties’.)

Switch to the ‘Compatibility’ tab by clicking on the same at the top. 

Check the box for ‘Run this program in compatibility mode for’. 

Now select ‘Windows 8’ from the drop-down menu if not already selected. 

Click on ‘OK’ to apply and save the changes.

Hit Ctrl + Shift + Esc on your keyboard to open the ‘Task Manager’ and kill all instances of Microsoft Teams. Select the desired process and click on ‘End task’. 

Once you have ended every process, wait a few minutes and then re-launch Microsoft Teams from the Start menu. You should now be able to log in to Teams without facing the 80080300 error code. 

We hope this post helped you fix the 80080300 easily on your PC. If you have any more questions, feel free to drop them in the comments section below. 

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