Why Does My Phone Speaker Sound Muffled?
Muffled audio has four common causes, and only three of them are fixable at home.
Sound Problems
Diagnosing muffled audio, crackling, distortion, low volume and weak bass, and which faults are fixable at home.
Crackling Speaker: Blockage or Blown Driver?
Crackling that changes with volume points one way. Crackling that is always there points the other.
Phone Volume Suddenly Low: A Checklist
Before assuming hardware failure, work through the settings and obstructions that cause most sudden volume drops.
Distorted Sound at High Volume Explained
Distortion at maximum volume is often the amplifier clipping, not the speaker failing.
One Speaker Quieter Than the Other: What It Means
Stereo imbalance usually means one grille is blocked rather than one driver being weaker.