My HP All-in-one PC has suddenly lost it’s audio functions (playback and recording. When I run UEFI tests it is fine, but once Windows 11 loads, the Audio button on the task bar has an “x” and hovering over it brings up the message “No device is installed. In Device Manager, under “View hidden devices”, “Sound, video and game controllers” only “Microsoft Streaming Proxy Service” appears. I …
