mittels powerschell
https://support.office.com/en-ie/article/manually-uninstall-office-4e2904ea-25c8-4544-99ee-17696bb3027b
Option 2 - Uninstall Office manually using PowerShell
Remove Office
Right-click Start and select Run.
In the Run dialogue box, type PowerShell, and select OK.
In the Windows PowerShell window, type the...
