The only way to fix a non-working USB port is to replace the entire logic board. It would also cost a few hundred dollars or more and would have to be shipped to a service center. Buying our new original USB-C DC power jack board connector is your best bet and will save you time and money! Compatible Models: Compatible with MacBook Pro 13" Retina A1989 (EMC 3214) Touch Bar Mid 2018 Compatible with MacBook Pro 13" Retina A1989 (EMC 3358) Touch Bar Mid 2019 Compatible with MacBook Pro 13" Retina A2159 (EMC 3301) Two Thunderbolt Ports 2019 Compatible with MacBook Pro 13" Retina A2251 (EMC 3348) Four Thunderbolt Ports Mid 2020 Compatible with MacBook Pro 13" Retina A2338 (EMC 3578) Two Thunderbolt Ports Late 2020 Compatible with MacBook Pro 13" Retina A2289 (EMC 3456) Two Thunderbolt Ports 2020 Compatible with MacBook Pro 15" Retina A1990 (EMC 3215) Touch Bar Mid 2018 Compatible with MacBook Pro 15" Retina A1990 (EMC 3359) Touch Bar Mid 2019 Compatible with MacBook Pro 16" A2141 (EMC 3347) 2019 IDENTIFYING NUMBERS APN : 923-03210 PPN : 820-01646-02, 01646-A, 820-01161-04 Package: 1 x A1989 DC in Power Jack Reminder: 1?Please check the picture & the compatiblity before your purchase. 2?This requires professional installation, if you are not a professional, please do not try it lightly. See more

This is NOT an easy job for someone who has no technical skills with Disassembling or Assembling laptop, So only purchase this item if you know how to install it. Before buying, please carefully review the description, pictures and check your computer model to make sure you are ordering the correct one. If you are not sure of your computer model, please confirm with us and send us your model and picture. Specifications Part : 821-01646-02. Compatible with MacBook Air laptops specific models of 2018 to 2020 13 inch 15 inch 16 inch A1989, A1990, A2141, A2159, A2251, A2289, A2338. If your Type-C USB-C ports aren't functioning properly, replacing this board is a good place to start.