How to change the admin user on a Windows 10 computer, and add or remove admin accounts

You can change the admin user on a Windows 10 PC through the Control Panel. However, you'll need to be already logged into an admin account to do it.
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Boost Your PC Security by Renaming Your Windows 10 Administrator Account

This single action could save your Win10 PC from external threats This article describes how to change the built-in Administrator account name in Windows 10 to bolster your computer's security. We'll ...