Dirty charging cable connectors are one of the most overlooked causes of slow charging, intermittent connections, and outright charging failure. Dust, lint, oxidation, and skin oils all settle into connector contacts over time, and the buildup gradually disrupts the electrical connection. For users of magnetic charging cables, the magnetic tips face even more exposure since they detach and reattach constantly, collecting debris with every cycle. A proper cleaning routine can restore full charging speed, extend the life of the cable, and prevent damage to the port itself. This guide covers exactly how to do it right.