How to Turn Off G-SYNC for Specific or All Games
 

You may want to disable G-SYNC if your VA monitor suffers from flickering with G-SYNC enabled in certain games, you experience issues gaming on a TV with VRR support, or if you don’t want G-SYNC on while playing esports titles. Here’s how to disable G-Sync globally and for specific games.

https://www.howtogeek.com/902169/how...-or-all-games/