USB connector

[Tonya White]

Can I fix my Galaxy S8 plus it keeps saying my USB CONNECTOR CONNECTED AND disconnected

 

[B. Diddy]

Welcome to Android Central! Is this only when it's connected via USB cable, or even when it's not plugged in?

Use a can of compressed air to blow out the port, in case there's any debris in there. If the port is clear and the problem persists, contact Samsung for warranty repair.