We start with the easy part, simply uninstalling Microsoft Teams. You can also use the the PowerShell script below to remove the Microsoft Teams Cache. The only way to really fix the problem is to remove the local cache and restart Microsoft Teams: It will work for now, but the error will probably re-appear with the next update. Simply re-installing Teams isn’t the solution. This error can keep coming back with every update and is pretty annoying. One of the most common errors with Microsoft Teams is the error Installation Has Failed which can appear when Teams tries to update.

Make Teams a bit more fun with these funny backgrounds for Microsoft Teams Fix Microsoft Teams Installation Has Failed In this article, I will give you some tips and scripts to remove and cleanup Teams so you can re-install it again. So no chat history and no more Teams channels (even though online everything was still visible). The user got an error, Microsoft Teams Installation Has Failed with every update of Microsoft TeamsĪfter removing everything and re-installing Teams he ended up with a blank Teams app. I tried for example to remove and re-install Teams for a user recently. Besides that, we also have Microsoft Teams machine-wide installer, which will automatically install Teams when a user logs in.Ĭleaning things up with Microsoft Teams can be quite challenging. The problem with Microsoft Teams is that it’s installed for every user, in the user’s AppData (or program data sometimes). Microsoft Teams is not like your average program when it comes to installing and uninstall it.

How to cleanup appdata folder