Windows 11 makes it easy to change your username. To change your local account’s username in Windows 11: Open the Control Panel > User Accounts. Select the profile whose username you want to change. Select Change your/the account name. If your Windows 11 device is connected to a Microsoft account, you’ll have to edit the name on an external webpage. Go to your device’s Settings > Accounts > Your info > Manage my accounts. Once the new webpage opens, expand the Your info tab, and select Edit name.