Power off the phone
Remove the charging cable
Inspect the port with a flashlight
Use a dry, soft brush to loosen debris
Gently tap the phone to dislodge loose dust
Use a wooden or plastic toothpick to carefully remove compacted lint
Avoid using metal tools
Avoid liquids, compressed air at close range, or excessive force
Repeat gently until the port is clear
Let the port stay dry before charging
Test with the charging cable
Seek professional repair if the port is damaged or still not working