How do you change the username on Windows?

To change the Windows username, you need to log in to the computer with administrator privileges. Then follow the steps below:

1. Open the “Control Panel”: you can find it by searching for “Control Panel” in the start menu.
2. Select “User Accounts” in the control panel.
3. Choose “Change Account Type” or “Change Account” in the user account window.
4. Locate the username to be changed, then select “Change Account Name”.
5. Enter a new username and select “Change Name.” The system will prompt you to restart your computer to apply the changes.
6. After restarting the computer, the new username will take effect.

Please note that changing your username may affect some application and file access permissions, so be sure to back up all important files and data, and carefully consider before changing your username.