itself

So I figured it out, My mic is Stereo mix, apparently. I can hear myself with it, and my friend can hear me. But it keeps muting itself! I had this problem before with another mic, but I don't really remember how to fix it. Help? Allow Other apps to take exclusive control is off, I disabled...

Hello Tech geeks! I was given a Gateway NV55C with an Intel Core i3-370M processor. It is currently running Windows 7, but I plan to wipe it and install Windows 10. I cannot enter the BIOS, as pressing F2 does nothing. It may be related to the real problem I'm having with it... The 'Enter'...