Try to reset or update your device. (Refer to Q How can I perform a factory reset on my phone & Q How can I upgrade my device).
If the previously described options do not help, you can contact our hotline or repair center to get more professional technical assistance. Find the hotline or repair center information from the 南宫ng·28 website or APP “Support Center”.
Choose other country to get service
What should I do if my screen has a line(s) or spot(s) on the display or incomplete display?
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