Audio glitches like the ones discussed for Helldivers 2 can sometimes be tied to mic or input device conflicts on PC, so it helps to double check system sound settings alongside in game options. Running a quick test through a resource like test can help confirm whether the microphone is actually being detected and working properly before digging deeper into game specific fixes. Once input is verified, updating drivers and adjusting in game audio settings usually clears up both voice and sound related issues together.