Windows 11 Set Cpu Affinity Permanently [ 2026 Release ]

Open Notepad and paste this template:

Windows 11, like its predecessors, treats CPU affinity as a temporary suggestion, not a rule. By default, the operating system’s scheduler handles core distribution dynamically. But what if you have a specific need? Perhaps you’re running an old game that crashes on multiple cores, or a real-time audio application that needs a dedicated core to avoid pops and crackles. windows 11 set cpu affinity permanently

Then you restart the application, and poof —your settings are gone. Open Notepad and paste this template: Windows 11,

Have a legacy app that hates multi-core CPUs? Let us know in the comments below! like its predecessors