flash - How to split audio from different instances of Firefox (or another) browser to separate sound cards - Super User
How to set audio output speakers for individual apps on Mac
2.6: Firefox' inability to select audio output devices should be shown differently · Issue #16057 · bigbluebutton/bigbluebutton · GitHub
Fixed: No Sound in Firefox - Driver Easy
Firefox : not sound output, and no audio output selection · Issue #7669 · jitsi/jitsi-meet · GitHub
How to Change Output Device For Different Apps on Windows 11
Troubleshooting Selecting Your Audio Output/Speaker in Firefox – StreamYard Help Center
command line - How do I switch the audio outputs of an audio device from CLI? - Ask Ubuntu
Opera switch audio output on every stream. | Opera forums
node.js - Can't check output devices like speaker in Mozilla browser through WebRTC API - Stack Overflow
Firefox does not show speakers for audio output - no output device selection possible · Issue #12471 · bigbluebutton/bigbluebutton · GitHub
Firefox automatically changes its volume to 79%. Does anyone have fix? : r/ManjaroLinux
Audio Output Selector – Get this Extension for 🦊 Firefox (en-US)
Change your voice in Firefox Hello - Audio4fun Support Center
How to Change Output Device For Different Apps on Windows 11
How to set audio output speakers for individual apps on Mac
Sound levels shown in pavucontrol keep changing themselves - Sound - Manjaro Linux Forum
Troubleshooting Selecting Your Audio Output/Speaker in Firefox – StreamYard Help Center
How to output sound from a browser tab to a specific device
volume problem | Firefox Support Forum | Mozilla Support
Troubleshooting Selecting Your Audio Output/Speaker in Firefox – StreamYard Help Center
What to do if Firefox won't play any sounds | Firefox Help
