The service centre like most Huawei Recommended Service Providers offer a quick turnaround service for many repairs, such as screen repair. If you send your Huawei P20 Pro directly to our Repair Centre our technician needs to repair it, and then we will return ship it to you, it will be ready for dispatch usually in approximately 3-10 working If you’re looking for a game console repair in Jacksonville, FL for your broken Xbox or Playstation, look no further. Best Cell Phone Repair Services in Jacksonville, FL, Guaranteed! Call (904) 642-2980 & Schedule your Smart Phone Repair Today! Select city. Service Centers. Contact Us. Find and visit a nearby Authorised HUAWEI Service Centre for professional help and repair services for your HUAWEI phones, tablets and wearables. Get your battery or screen replaced by fully-trained technicians. Remove your phone battery and wait for 30-35 minute. After that insert battery to your device and try to power on. If none of the above solutions fix your P20 black screen problem, wipe data or hard reset device. 4 th Method: Hard reset Huawei P20 Pro and P20. It’ll remove all data from your Huawei P20 Pro and P20 Oreo 8.1 devices. UCoaz.