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.
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.
Alla svar (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.