Application Autoupdate
Supported on: Firefox 75 or later, Firefox 68.7 ESR or later
Registry
HKLM
Software\Policies\Mozilla\Firefox HKCU
Software\Policies\Mozilla\Firefox Value name: AppAutoUpdate
Enabled: AppAutoUpdate = 1
Disabled: AppAutoUpdate = 0
Description
If this policy is enabled, Firefox is automatically updated without user approval. If this policy is disabled, Firefox updates are downloaded but the user can choose when to install the update. If this policy is not configured, the user can choose whether or not Firefox is automatically updated.