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Originally Posted by psingh  My device was on EMUI 9 and I tried to downgrade it to EMUI 8 and now it is dead. Phone screen remains black and phone always goes into fastboot mode visible via fastboot command only. With test points, this device DUK-L09 is still visible as a COM device. Hence can this new MRT dongle unbrick DUK-L09 device ? |
Yes this is important , no procedure , no step by step , after phohe is dead , How to give back customer ?????? tell me please