
"Note that this setting is protected by tamper protection.

"This is a legacy setting that is no longer necessary as Microsoft Defender antivirus automatically turns itself off when it detects another antivirus program." Once enabled, a 'DisableAntiSpyware' Registry value is created and set to 1 under the HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender key.Įarlier this month, we reported that Microsoft Defender would no longer honor this Registry value as it is no longer needed, and Tamper Protection protects it anyway.

Turn off Microsoft Defender Antivirus group policy
