YouTube videos have no audio + placing my cursor on the video screen area causes flickering
Using macOS Version 11.0 FF 78.0.2
1. When attempting to watch YouTube videos, there is no volume. -have confirmed volume is not muted on YT -computer volume is on high
2. Video gets jumpy when the cursor is placed on the YouTube video area.
Alle antwurden (1)
Try:
- https://support.mozilla.org/en-US/kb/fix-common-audio-and-video-issues
- https://support.mozilla.org/en-US/kb/html5-audio-and-video-firefox
Are there media related messages in the Web Console ?
- "3-bar" menu button or Tools -> Web Developer
- https://developer.mozilla.org/en-US/Tools/Web_Console
You can try to disable hardware acceleration in Firefox.
- Options/Preferences -> General: Performance
remove checkmark: [ ] "Use recommended performance settings"
remove checkmark: [ ] "Use hardware acceleration when available" - https://support.mozilla.org/en-US/kb/performance-settings
Close and restart Firefox after modifying the setting for changes to take effect.