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Bluebellflora's avatar
4 months ago

Lagging and stuttering game performance when using screens in-game

This thread is specifically for players using a Mac with M4 chip who have noticed a significant drop in game performance since patching in September 2025 as there has been a small increase in users reporting this recently.

Edit 13.01.2026 - This appears to be the lagging caused by using in-game screens, merged and edited title and description. Relevant to all Macs, not just M4.

If you are experiencing laggy gameplay, stuttering, freezing, low fps when using any type of screen in-game test a clean game first before posting here to discount existing user data interference.

Please post your symptoms and your Mac hardware and operating system. Click on the Apple in the top left corner of your Desktop then About This Mac. Then, click on More Info... which will open System Settings. Scroll down to the bottom and click on System Report. We need the hardware overview and the Graphics/Display overview. All the info required is shown using a red arrow in the below screenshots.

  • are you using an external display? If so what is the size and resolution?
  • does this happen in windowed and fullscreen mode or just one?

 

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