In the "Uninstall Office products" window, choose the version of Office you wish to remove.
The tool referred to as o15-ctrremove.diagcab is the legacy Microsoft Office Uninstall Support Tool
The o15-ctrremove.diagcab package works differently than standard uninstallers. It is a diagnostics cabinet file that targets the unique virtual architecture of Click-to-Run software. It forcibly wipes all corrupted cached system paths, licensing tokens, and hidden system services without touching your personal Excel sheets or Word documents. When Do You Need to Download It? Download 015-ctrremove Tool
: Specifically designed for "Click-to-Run" (CTR) installations of Office 2013 and newer.
Click the button at the bottom of the System Properties window. In the "Uninstall Office products" window, choose the
This tool is primarily used by the homebrew community and developers to troubleshoot or modify the 3DS operating system. Its main functions include:
Because this tool interacts with sensitive system files, it is usually found on developer-focused platforms. Always verify the source to avoid malware. It forcibly wipes all corrupted cached system paths,
A: Officially, Microsoft has phased out the .diagcab format in favor of newer tools like SetupProd_OffScrub.exe . However, the o15-ctrremove tool remains widely used and effective for older systems and stubborn uninstall issues that newer tools might not solve. Microsoft support still references it in legacy community posts and official documentation.
