Tells YouTube that your browser only supports videos at 30FPS or less, which switches all 60FPS videos to 30FPS and allows old computers to watch high-resolution videos without stutter!
< Σχολιασμός για τον κώδικα Disable YouTube 60 FPS (Force 30 FPS)
Idk why I haven't look for that script til now. And yes, it works 👍💯