Video autoplay still occurring even though all autoplay settings are off (Firefox Normandy)
132011
Stop automatic video play in Firefox
129264
Switching off images in Firefox
116161
Can I use javascript to dynamically change a video's source?
113738
Preview and rendered video from VSE suddenly shows nothing
129203
How to turn off the Firefox cache?
52265
VSE Audio and Video Sync is off by 2 Frames Every Time
80856
(Only) YouTube Videos automatically fast forward
118901
Ubuntu 17.10 new install, Firefox 57.0 (64-bit) can't play videos on Google Photos
151195
How do I force single (only) channel audio in youtube/flash videos to play in both (left/right) channels?
30419
Is it possible to adjust the frame rate of viewport playback?
16042
How to play a YouTube clip in background/minimised?
48046
Why can't Quicktime play a movie file encoded by FFmpeg?
64925
Can I alt-tab out of Minecraft without the game auto-pausing?
130182
Is there any way to disable a YouTube video from automatically starting in Firefox?
58691
How do I set it so that my computer won't go into auto-standby/sleep mode while Opera is downloading?
87061
“Screen overlay detected” dialog? Turned off everything, doesn't work
80071
YouTube videos reload when I replay