Htc One M8 Troubleshooting
Student-Contributed Wiki An awesome team of students from our education program made this wiki. Speakers aren’t emitting sound or the sound is muffled. Small debris can clog and muffle the speaker grills. Inspect and clean the speaker grills with short bursts of compressed air or a finely-bristled brush, if visible debris is present. Check for any software conflicts with any installed third-party applications and remove them as necessary. If sounds still does not return after external cleaning and eliminating possible software conflicts, debris might be inside the device, requiring a more thorough internal cleaning and/or replacement of the speaker....