Unable to turn on or off real-time protection in Windows Defender? Check these GPEDIT and REGEDIT settings and disable other antivirus apps.

Disable Microsoft Defender Antivirus Temporarily If you want to install or run a program on your system or modify some of its settings, you’ll need to pause real-time protection briefly.

If Windows 11/10 Tamper Protection is greyed out with message This setting is managed by your administrator, use Registry Editor, reset Windows Security, etc. to fix the issue.

User Account Control, or UAC, is a security mechanism built into Windows. Here's how to change its protection level and whether you should disable it.

Microsoft has fixed a known issue triggering Windows Security warnings that Local Security Authority (LSA) Protection is off by removing the feature's UI from settings.