AMC High Definition Audio Device is not working on my ENVY x360. I keep getting this message: Audio peripheral doesn't appear to be plugged in. I have followed several steps to re-install and upgrade but it still is not working, so it said reach out to HP.
@GlynisC Due to the current global COVID-19 situation, we're seeing an influx of customers coming in for support and we appreciate your patience.
That said, Have you attempted to update the BIOS, Video card & Audio drivers to resolve this issue?
If not, here's the link to download and install the above updates: Click here
While you respond to that, here's what you need to do:
Step 1:Right-click on the Start button in the taskbar area and then click Device Manager to open the same.
Step 2: In the Device Manager, expand Sound, video and game controllers.
Step 3: You should now see your audio driver name. Most likely you have Realtek High Definition Audio, Right-click on it and then click Uninstall device option.
Step 4: You will now get the following confirmation dialog. Select Delete the driver software for this device checkbox and then Yes button when you see the confirmation dialog to go ahead and uninstall the device driver.
Restart your PC once & it should auto-reinstall a working driver.
If the issue with the sound continues, The best way to resolve the issue is by using the HP Guided Troubleshooter: