hello, for the past year or so no microphone or headset or anything has worked on my computer, the headphones work fine, but i cant talk to people at all, and all these people tell me to do all these microphone tests but none of them work, ive tried uninstalling, ive tried updating ive tried getting new microphones, ive tried every single test there is, but not a single microphone works, not even the one built into my computer, can someone please help? Im at a loss here.