Windows 11 Will Auto-Enable Memory Integrity Starting in October, With Possible Gaming Impact on Older CPUs

Microsoft will start automatically turning on Memory Integrity for eligible Windows 11 devices via regular quality updates beginning in October 2026. The feature is already enabled by default on fresh installations of Windows 11 and on Secured-core PCs, and the October update will bring it to systems that have been upgraded from previous versions of Windows or that originally had the feature turned off. Memory Integrity includes a security measure that checks kernel-mode code, although it could