Power off the device
Unplug all cables and accessories
Inspect the port with a flashlight
Use a dry, soft-bristled brush to loosen debris
Use a wooden or plastic toothpick to gently remove lint
Blow short bursts of compressed air into the port
Avoid metal tools
Avoid liquids
Avoid inserting anything forcefully
Repeat gently until the port is clear
Let the port dry completely before use
Test with a cable after cleaning