How to make recorded video not stuttering:
1, Update video card driver.
2, System Settings -> Gaming -> Game Mode -> On.
3, System Settings -> System -> Display -> Graphics -> add OBS binary path -> High performance.
4, Make OBS always run as administrator.
5, When OBS is running actively, press Win Key + G -> XBox Game Bar Settings -> Remember this is a game.
6, OBS settings -> output -> streaming -> encoder -> nvenc.
7, Reboot pc after initial setup, don't forget this step.
refer to:
https://github.com/obsproject/obs-studio/releases/