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Audio Troubleshooting Guides: Fix Sound Problems
Start with the symptom you can hear. Each guide explains what the browser can test, what it cannot, and the fixes worth trying first.
- People can’t hear me on callsCheck the selected input, operating-system access, browser permission, and hardware—in that order.
- Discord microphone not working or quietDiagnose hardware vs app permissions, fix iOS and Android settings, and adjust Discord input sensitivity.
- WhatsApp call audio and microphone problemsFix quiet calls, proximity sensor switching, permissions, and rear noise-cancelling mic cutoffs.
- Zoom and Microsoft Teams audio not workingResolve device selector mismatches, Windows exclusive mode locks, and communications ducking.
- My microphone picks up too much background noiseSeparate room noise and fan hum from electrical buzz, then measure what changed.
- My microphone sounds static or cracklyTrace pops and crackles to sample-rate conflicts, loose connectors, or USB power.
- Sound is only coming from one earRule out balance settings and connection problems before concluding that a driver failed.
- AirPods or earbuds playing in one ear onlyTest stereo balance, reset the iOS Accessibility balance slider, clean acoustic mesh, and fix charging faults.
- My left and right headphone channels are reversedVerify orientation with isolated tones, then correct the cable or software routing.
- My speaker is crackling or buzzingTell a mechanically damaged driver from a source, power, or latency problem.
- My phone speaker sounds muffled or quietCheck for liquid, compacted debris, and case interference without damaging the grille.
- iPhone top ear speaker muffled or quiet during callsRestore earpiece volume with safe downward dry cleaning, screen protector checks, and iOS settings.
- My phone speaker sounds muffled after waterImmediate safety steps, drying guidance, a water-eject tone, and a careful retest.
- Bluetooth audio delay and sound lagEliminate lip-sync delay on PC and phone by disabling enhancements, telephony overhead, and RF noise.
- Bluetooth audio is delayed or echoingUnderstand wireless profiles and buffering, then reduce the delays you can control.
- Why is my mic so quiet?Fix low microphone volume on Windows 11, Mac, iPhone, Android, and Discord gain controls.
- AirPods crackling, popping, or static noiseFix AirPods Pro static, active noise cancellation mesh blockage, firmware resets, and Apple service program.
- Bluetooth audio stuttering, cutting out, or laggingFix wireless audio dropouts, 2.4 GHz RF interference, buffer overflows, and Bluetooth adapter power management.
- Bluetooth headphones playing in mono or both earsFix hands-free call profile fallbacks, Windows device defaults, and OS mono audio mixdowns.
- Why do my headphones sound muffled or muddy?Restore high-frequency treble clarity, diagnose Bluetooth codec locks, adjust EQ, and safely clean earbud mesh.
- Why does my mic keep cutting out or stuttering?Eliminate voice dropouts across Discord and Windows caused by aggressive noise gates, USB power suspension, and damaged cords.
- Mac microphone not working or picking up audioFix internal and USB mics on macOS with CoreAudio daemon resets, TCC privacy permissions, and sound input routing.
- Why is my mic echoing and how to fix itStop hearing yourself on voice calls, prevent headset acoustic bleed into the mic, and disable Windows Listen to this device loops.