This extension is powerful tool that will let you play all videos in HD and change video player size automatically.
YouTube High Definition Extension
* automatically play all videos in HD
* turn off annotations
* change video player size
* automatically stop videos
* auto mute video sound
* have HD support for all other YouTube videos on other external sites like Twitter, Reddit and Facebook.
Source Manifest.json
Similar Extensions
YouTube Auto HD + FPS 10,000+ 1245 ★ 158KiB
Auto HD/4k/8k for YouTube™ - YouTube™ Auto HD 10,000+ 462 ★ 160KiB
'Improve YouTube!' ? (for YouTube & Videos) 10,000+ 6939 ★ 929KiB
Auto HD 720p/1080p 10,000+ 13 ★ 188KiB
Auto HD|LQ for YouTube™ 10,000+ 37 ★ 40.82KiB
Auto HD/Automatic 4K for Youtube™ 10,000+ 599 ★ 67.08KiB
Video Effects for YouTube And Audio Enhancer 10,000+ 190 ★ 2.19MiB
Auto High Quality for YouTube™ 10,000+ 59 ★ 67.02KiB
Bideo Max: Auto 8K/4K/HD for YouTube & More 10,000+ 13 ★ 209KiB
Simple Auto HD (Open Source) 10,000+ 49 ★ 53.6KiB
Automatic 4K/HD for Youtube 10,000+ 25 ★ 175KiB
HD, Replay, Popout for YouTube™ 10,000+ 88 ★ 40.03KiB
613 Tube 10,000+ 20 ★ 55.48KiB
YouTube Quality Adjuster 10,000+ 16 ★ 27.98KiB
Video Resumer 10,000+ 352 ★ 22.39KiB
Hoverzoom Plus for Youtube videos 10,000+ 14 ★ 48.37KiB
Youtube Zero Annotations 10,000+ 43 ★ 73.29KiB
'Improve YouTube!' TEST (for YouTube & Videos) 10,000+ 216 ★ 921KiB
youtube-video-quality-fixer 10,000+ 29 ★ 94.81KiB
Auto Quality for YouTube™ 10,000+ 330 ★ 140KiB
HTML5 Video Tag Enhancer 10,000+ 19 ★ 4.33MiB
BigTube - Better Youtube Theater Mode & More 10,000+ 97 ★ 29.86KiB
Video Quality Settings for YouTube™ (HD/4K) 10,000+ 45 ★ 286KiB
Window Expander For YouTube 10,000+ 414 ★ 179KiB
User reviews
Nhat DangMinh (ID: 000000adec684536) Voted 5 ★ - Updated 04/24/2023
1080 1080 (ID: 0000006a5bc8bd44) Voted 1 ★ - Updated 02/10/2023
loggus luxx (ID: 000000a21c7df633) Voted 1 ★ - Updated 02/15/2019
Rossy R (ID: 000000bf53b46c08) Voted 1 ★ - Updated 02/03/2019
Woolph Yo (ID: 000000a864bd1eea) Voted 1 ★ - Updated 11/17/2018