If Teams is not working correctly, running slow or causing your computer to run slow there are a few things you can do to fix the situation.
The first thing you can do is to update teams. Click on the three dots next to your profile picture at the top right of the teams window and select "Check for updates."
Check Computer Updates
If this does not solve the issue the next thing you can do is to check to make sure your Windows and Dell Updates are installed. Not having these can slow your computer down and cause programs not to run properly.
Speed Up Computer
If the issue is that the computer is slow when Teams is running, it could be that the whole computer is slow and unable to handle running Teams. In this situation the best thing to do is follow our steps to speed up your computer to free up processing power.