Windows 11 isn't as different from Windows 10 as it might seem at first glance. And what you can't get used to, you can often ...
Most data breaches involve hacked email accounts or stolen bank information, and can be protected against by following cybersecurity best practices.
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.