Firmware change / update in phone will erase all of your data.
All described operations you are doing at your own risk.
If want save your data do backup before start.
The battery should be at least 50% charged before starting.
2. Select Setting button and select firmware which is in unpacked directory.
4. Press run button. Holding together volume down and volume up button connect turned off the phone to USB cable. Wait until you see that software start flashing, then release volume buttons.
5. Now whats left is waiting for the process to ends with success.
By Wojtek Góralczyk on Jan 12, 2018
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