Rather than changing your computer name, it is possible to change your username on a Mac. Image used with permission by copyright holder What happens if I rename my PC?

How to change account name using Settings When creating a Windows 11 account with a Microsoft account, the system will show the name from your online account.

Here’s how to change your name, username and business page name on Facebook.

If your current email display name no longer reflects your identity, here's how to change it through the Gmail app on your smartphone or the web version on your computer.