To use this command, you must open the Command Prompt with administrator rights. To do this, open the Advanced Startup Options window, and go to Troubleshoot > Advanced options > Command Prompt.

Learn how to repair Microsoft 365 using Command Prompt in Windows 11/10 if you're unable to do so via the Programs & Features applet.

On Windows 10, you can use the System File Checker (SFC) tool to fix corrupted system files to fix system problems, and in this guide, we’ll show you how.