Default autoplay level

If this policy is enabled, you can choose the default autoplay level.

If this policy is disabled or not configured, audio is blocked by default.

Note: Blocking audio and video does not work on the ESR.

0. Allow Audio and Video
   

   Registry Hive	HKEY_LOCAL_MACHINE or HKEY_CURRENT_USER
   Registry Path	Software\Policies\Mozilla\Firefox\Permissions\Autoplay
   Value Name	Default
   Value Type	REG_SZ
   Value	allow-audio-video

1. Block Audio
   

   Registry Hive	HKEY_LOCAL_MACHINE or HKEY_CURRENT_USER
   Registry Path	Software\Policies\Mozilla\Firefox\Permissions\Autoplay
   Value Name	Default
   Value Type	REG_SZ
   Value	block-audio

2. Block Audio and Video
   

   Registry Hive	HKEY_LOCAL_MACHINE or HKEY_CURRENT_USER
   Registry Path	Software\Policies\Mozilla\Firefox\Permissions\Autoplay
   Value Name	Default
   Value Type	REG_SZ
   Value	block-audio-video