So, this morning I had an unpleasant experience wherein I began to watch a YouTube video and suddenly my laptop's speaker began making a loud screeching sound. This lasted for about five seconds, and then the sound stopped. Since then I have not been able to get any sound output from the laptop, even from the splash screen while powering it on. The audio will not come through the speakers nor from the 3.5mm jack if I plug in headphones.
I have attempted to uninstall/reinstall the Realtek drivers, restarted, turned off audio enhancements... I'm currently updating Windows 10 to 20H2, but the laptop was quite up to date otherwise.
The laptop is still under warranty until the 25th, so if noth

