How to charge Surface - Microsoft Support
To begin charging your Surface, connect the power supply that was designed for your Surface to a power sourceā€”a wall outlet, power strip, or surge protector. You can plug the charging connector into the charging port on your Surface in either direction.
Device protection in Windows Security - Microsoft Support
Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.