Headphone repair is often simple. Ear pads wear out—replace them for comfort and hygiene. One side no sound? Check the cable; replace if detachable or solder a new wire. Battery replacement in wireless models extends life. Our guides cover Sony, Bose, Apple AirPods, and Sennheiser. Over-ear headphones usually have user-replaceable pads. In-ear models are harder to repair. Bluetooth pairing issues may need a reset. Cable repairs require basic soldering. Driver replacement is possible but delicate.