To calculate your , you must convert binary (which cores you want) to Hexadecimal. Core 0 only: 1 Core 1 only: 2 Cores 0 & 1: 3 Cores 0, 1, 2, & 3: F
If you want to make these settings stick, you have three primary methods to choose from. Method 1: Using a Desktop Shortcut (No Extra Software) windows 11 set cpu affinity permanently
Open and paste the following: $Process = Get-Process "ProcessName" -ErrorAction SilentlyContinue $Process.ProcessorAffinity = [IntPtr]3 (Note: The number '3' represents Cores 0 and 1) . Save the file as SetAffinity.ps1 . To calculate your , you must convert binary
Did you know the ancient start command has a hidden /affinity switch? It works in Windows 11, but it uses a (same logic as above). Save the file as SetAffinity
Have a legacy app that hates multi-core CPUs? Let us know in the comments below!
Then you restart the application, and poof —your settings are gone.