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Firefox 136 choppy 4K playback on YouTube

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Shaan Khan
Shaan Khan
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I don't know when it began but on 136.0.3, I'm experiencing choppy playback of 4k/24fps video. 60fps works fine, as do lower resolutions of 24fps content. I confirmed that YT is using the VP09 for playback.

I don't know when it began but on 136.0.3, I'm experiencing choppy playback of 4k/24fps video. 60fps works fine, as do lower resolutions of 24fps content. I confirmed that YT is using the VP09 for playback.