There could be many reasons because that sound is disabled on your Windows computer. Maybe you have disabled your audio output device accidentally or you have configured it incorrectly.

Android 15 allows watch companion apps to control the media output of other apps. This could let users change the device their phone is outputting audio to right from their watch.

Android’s ubiquitous but often overlooked media output switcher is getting its first major facelift since Android 11 in the latest beta release. The redesign brings both welcome improvements ...

The Google TV streamer update now allows manual audio output selection between Dolby Digital, Dolby Digital Plus, or PCM stereo outputs. The update is beneficial for users with Dolby formats but ...