1. walid alam's Avatar
    The phone start nicely as the power button pressed.But after showing the windows logo when starting,the whole screen goes blue and nothing happended then.Please i need to flash the rom and insert a custom rom into it so that i can use this as before.
    03-10-2019 12:02 AM
  2. ven07's Avatar
    BIOS?? Custom rom? We don't have either for the 640. You could unlock the bootloader and then flash a similar 'image' to the phone, but you'll need to be on xda for that
    Laura Knotek likes this.
    03-10-2019 10:43 AM

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