Windows 11 MSFS limited by main thread- Intel 12th Gen

[NeoKingRthur]

I had the same issue with my Intel 9th Gen. Then I found this post and followed the tips. I stopped getting the limited by main thread issue afterwards. Maybe it’ll help your case too.

[Solved - Disable hardware virtualization] Limited by MainThread but not a single core is close to 100%

Good news! I was comparing my setup against a friend’s one with a very similar system (but he was getting much better CPU frametimes) and the only thing different was he had virtualization turned off. Guess what? I disabled SVM in BIOS and I’m now getting much better core utilization. That main core is now on 90% instead of 70, 75%. My CPU frametime dropped from 24ms to 17ms (paired with my GPU’s) and the FPS increased from 38 to 52 around the same spot. Here’s a new screenshot, more or less…