your poco c31 mobile charging port refusing to sync when you plug it in, frequent use of the charging port can cause problems. it’s fairly easy to dislodge internal components that make the poco c31 mobile charging port work properly. condensation can into the port and seep cause rust and damage to your poco c31 mobile. we can help you with poco c31 mobile repairs. you should try a few simple troubleshooting tasks to be sure that professional poco c31 mobile repair is what you need.