The "Microsoft Uninstall Tool" usually refers to one of several official utilities designed to remove stubborn software, fix corrupted registry keys, or perform a clean wipe of Microsoft 365 and Office suites. Standard removal via the Windows Settings app often works, but specialized tools are necessary when installations become "stuck" or corrupted.

– A list of installed applications appears. Choose the one that won’t uninstall. If it’s not listed, select Not listed and manually provide the product code (if known).

Follow the prompts to select the version to remove; the tool will often require a computer restart to complete the wipe. 3. Manual Uninstall via Control Panel

: Keep a copy of the .diagcab file on a USB stick. It works offline and has saved many IT technicians from reimaging machines just because of a broken uninstaller.

By repairing the underlying installer framework rather than blindly deleting files, it offers a safe and official solution to one of Windows' most persistent headaches.

This is the primary tool for general software removal issues. It is a free utility that automatically repairs issues that block program installation or removal.

– Check this box, then click Next .