A very prevalent problem in lots of bluetooth speakers, including the Beats Pill. The micro-usb spec doesn't specify a robust enough attachment to the motherboard. Over the course of use, the jack is literally pushed off the PCB, sometimes (often) taking the traces off with it. The replacement of the micro-usb jack is very often not straightforward at all, particularly when the traces have been lifted off. If you have skills, it can be done, but if not........