The User Profile Folder is an essential location in your Windows 10 and 11 installations, but renaming it isn't something you can do easily. Here's how.

To change Copilot Key action in Windows 11, customize it in Settings or use the Local Group Policy Editor to set a specific app to launch with the key.

To change default hard drive from C: to D: in Windows 11/10, change the default save location for apps and files, move user folders to D:, etc.