u/Final_Degree897

https://preview.redd.it/0detws9t75yg1.png?width=2180&format=png&auto=webp&s=402aada1a8bcc575181b070e2e856c915802c99b

The top port won't charge nor will it power any USB hub. I've cleaned both ports but I'm not sure if the things in the square are burn marks or are normal