How to make your pc/laptop performance faster in just a minute The command DISM /online /cleanup-image /restorehealth is used to repair a Windows image. Here’s a breakdown of what it does: DISM: Stands for Deployment Image Servicing and Management. It’s a command-line tool used for servicing and preparing Windows images./online: Specifies that the command should target the running operating system./cleanup-image: Indicates that the command will perform cleanup operations on the image./restorehea