In this post, we’ll present the fixes to solve this issue so that you get back to your favorite games and communicate with your teammates smoothly. The HyperX Cloud Alpha mic not working issue is common and if you’re facing it too, you can solve it by trying some simple fixes. Maybe your HyperX Cloud Stinger mic is disabled or not set as the default device on your computer. Make sure they are not muted or the volume is not too low, which might make you think that the mic or speaker is not working. Fix #03: Set HyperX Cloud Stinger mic as the default device.