System Restore disabled or greyed out? Turn On System Restore in Windows 11/10

How to turn off System Integrity Protection on your Mac

Windows 10 tip: How to turn on System Protection and create System Restore points

How to perform Windows Defender Offline Scan at boot time in Windows 11/10

Better together: Microsoft Defender Antivirus and Office 365

How to Enable or Start Windows Defender manually

Access the Microsoft Defender for Endpoint APIs