webcam not working

Hi everyone, I've been having an issue with my webcam on my main pc. My webcam is a Logitech C920 HD Pro. I've never had an issue like this before and it seems to have come out of nowhere. I noticed it a few weeks ago when there was no video when I turned on my camera in Discord. The camera...

What will happen if i install a kabylake cpu on a skylake bios version of z170 gaming k3 gigabyte? I just did this but im not sure if my results are what they should be. The finished pc build keeps restarting and i cant access bios or anything to be able to q flash the bios because i get no...