Model: ZC550KL(Max) RAM: 3G Firmware/APP Version: WW-18.104.22.168/22.214.171.124 Frequency of Occurrence: Always Rooted: No APP Name: Unlock Device App
Last edited by virus42425 on 2019/5/26 17:34
The program does not unlock the bootloader, writes (An unknown error occurs, which may be a network connection issue. please wait and try again later)
I have tried:
Tried the next day
USB debugging enable
What am I to do?
Could you help me to check your CPU sku and firmware version again?
(1.) Unlock Device App version
(2.) Firmware version / CPU sku
(3.) Please show me this error screenshot
(4.) Please kindly texted me your serial number for a check. (settings> system > about phone > status > serial number)