[Fix] Screen Flickering – C9

If you want to fix Screen Flickering problem in C9 game, follow these steps:

Fix 1: Allow Steam Overlay when in-game

  • In your Steam library, right-click on C9 and choose “Properties“.
  • Allow Steam Overlay when in-game” box should be unchecked.
  • Click on “Close” button.
  • Launch C9.

Screen flickering won’t bother you anymore.

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