Disable YouTube AV1 and VP9

Disable AV1 and VP9 for video playback on YouTube

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दैनिक इंस्टॉल

एकूण इंस्टॉल

1,653

रेटिंग

3 0 0

आवृत्ती

2.4.5

बनवली

2023-05-12

अपडेट केली

2025-06-27

आकार

5.08 KB

संगतता

License

MIT

यांवर लागू होते:

Disable YouTube AV1 and VP9

As use this script, you will disable both AV1 and VP9 so all your YouTube videos are likely to become AVC1.
You will be beneficial by hardware decoding but some high resolutions like 2k and 4k will no longer be available.
Opposite Script: Use YouTube AV1
Related Script: Disable YouTube AV1

Note:

Important Note: Without AV1 and VP9, some high resolution modes of videos might not be available in AVC1. (e.g. 2k & 4k)

AV1 is not yet supported in hardware decoding.

VP9 is usually supported in hardware decoding in modern PC.

AVC1 will be used instead which is usually under hardware decoding.

Tests:

4K Video: https://www.youtube.com/watch?v=dFlDRhvM4L0
1080P: https://www.youtube.com/watch?v=iFIXi6zzCls
720P: https://www.youtube.com/watch?v=JLH7_ad0BrI
2012 old video: https://www.youtube.com/watch?v=OG6u8CDvpI4
Video Without AV1: https://www.youtube.com/watch?v=YS1mNPAxnLE

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Disable YouTube AV1 and VP9

Note:

Tests: