After you turn off a feature, you can turn it back on at any time. This tutorial will show you how to turn Windows features on or off for all users in Windows 10. You must be signed in as an administrator to be able to turn Windows features on or off.
In Windows 10 Technical Preview build 10074, you can turn off Windows Defender real-time protection temporarily, but it's off for a while, Windows will turn it back on automatically.
Turn On or Off Real-time Protection for Microsoft Defender Antivirus ...
Turn Windows Features On or Off in Windows 10 | Tutorials
How to Turn On or Off Microsoft Defender Firewall in Windows 10 Starting with Windows 10 build 16193, Windows Firewall has been renamed to Windows Defender Firewall, and now renamed to Microsoft Defender Firewall in Windows 10 version 2004 and higher. Microsoft Defender Firewall is designed to help prevent hackers or malicious software from gaining access to your PC through the Internet or a ...
How to Turn On or Off Microsoft Defender Firewall in Windows 10
How to Turn On or Off Sync Your Settings in Windows 10 When Sync settings is turned on, Windows syncs the settings you choose across all your Windows 10 devices that you've signed in to with your Microsoft account.
Turn On or Off Sync Settings for Microsoft Account in Windows 10