Repair IMEI with SN Writer (for almost all UMI(DIGI) phones)

David_Ortega · Post time 2021-9-21 07:33:23

Hello, I have a problem with my umidigi bison 2020, it does not detect the sim 2 or the IMEI 2, it is as if it were only a SIM and it worked for me before, the signal bar does not even appear.

Fulfilmenttaiwo · Post time 2022-3-22 11:27:12

Edited by Fulfilmenttaiwo at 2022-3-22 11:34

.Hello please, I had once made a complete format on my phone umidigi a9 pro (2020) 64GB, before flashing back my stock rom, I had the Google unwritten certificate issue and I lost my IMEI, after fixing my IMEI on umidigi a9 pro, I still can't make call neither receive one, but cellular data works fine and sms maybe, what to do? Please help

Fulfilmenttaiwo · Post time 2022-3-22 11:43:31

Hello, I had once completely formatted my umidigi a9 pro using sp flash tool before flashing back my stock ROM, first had issue with my IMEI and the unwritten Google key, which I haved fixed with the sn writer as stated in the thread, but I still can't call neither receive one, although cellular data works fine and sms, what to do? Need help

Chucksmmadu · Post time 2022-3-31 21:29:45

Fulfilmenttaiwo replied at 2022-3-22 11:27
Edited by Fulfilmenttaiwo at 2022-3-22 11:34

.Hello please, I had once made a complete format o ...

Hey, buddy did you ever find a solution?

Joseph.Stewar · Post time 2022-4-15 09:17:27

Hello brothers can you help me with my 6gb/128gb umidigi bison the case is that I updated it to android 11 it was successful but I lost my original imei but I replaced it with another, I can surf the internet and I can receive and send messages but I can not call no I can receive calls, when I change to 3G or 2G signal I lose signal, but with 4G that doesn't happen, please help me to solve step by step, to make and receive calls again. I hope you answer me.. I'm from Peru

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Yelly · Post time 2022-5-5 05:37:56

Edited by Yelly at 2022-5-5 05:41

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