My OBS Video recording is choppy

I use **OBS** only for screen recording. But when I stop recording, I found My video is choppy. **My System information:** Operating System: Manjaro Linux KDE Plasma Version: 5.22.4 KDE Frameworks Version: 5.84.0 Qt Version: 5.15.2 Kernel Version: 5.10.53-1-MANJARO (64-bit) Graphics Platform: X11 Processors: 4 × Intel® Core™ i3-8100 CPU @ 3.60GHz Memory: 7.6 GiB of RAM Graphics Processor: Mesa Intel® UHD Graphics 630 You can see a screen recording of my computer: https://www.youtube.com/watch?v=F9HcUYbnkS8 How can I fix it, can anyone tell me please?