Problems with Audio / Video output

[Gabs R]

So recently my laptop had an update and has been fine. It was playing just fine on the 22nd of july, but the next day, the audio/headphone jack wasnt playing. Even at 100% there was no sound. The troubleshooter restarted my laptop, but still nothing. Now as of 24th July, ALL of my audio files (mp3, m4a, etc) and my videos (mp4) do not work, and are not playing on Windows Media Player OR Groove Music / Media Player. TLDR: My Audio and video files are not supported anymore and I have no sound despite the headphone driver saying its working and up to date.

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