Note that Pro Tools must subsequently always be launched from the modified shortcut in order for the settings to be applied.Ģ. Right-click the shortcut you use to launch the application (for example the Pro Tools desktop shortcut) and choose Properties. In order to set it with the desired settings on every launch the shortcut used to launch Pro Tools needs to modified:ġ. Note that setting affinity in this manner will only persist until Pro Tools is quit - it will have defaulted back to using all cores on the next launch. System Usage in Pro Tools and note the CPU load before and after changing affinity settings).