Add toggle to mute background music when opera gx is unfocused

]]>https://forums.opera.com/topic/61713/suggestion-add-toggle-to-mute-background-music-when-opera-gx-is-unfocusedRSS for NodeMon, 13 Apr 2026 06:30:23 GMTWed, 19 Apr 2023 18:31:09 GMT60