If you get this error below when accessing your Teams files, please follow the instructions below.
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PrefetchFailure (-2147024891, System.UnauthorizedAccessException)
If Teams is still running, right-click the Teams icon on the taskbar, and then select Quit.
Open the Run dialog box by pressing the Windows logo key +R.
In the Run dialog box, enter the following path, and then select OK.
%userprofile%\appdata\local\Packages\MSTeams_8wekyb3d8bbwe\LocalCache\Microsoft\MSTeams
Delete all files and folders in the directory.
Restart Teams.
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