My device does not work normally (when calling, there is high level of noise, so no one I’m calling to can hear me), so Support has sent me a link to this page and advised to reflash the firmware.
Guys at Geekbuying!
Please, update this page to include a detailed instruction of flashing the firmware!
Here is the screenshot of “the instruction” they provide at the moment:
What do you think of that?!
It’s not clear from this list of 5 steps (as you see, the list even skips step 3 for some reason, going from 2 right to step 4. What does that suppose to mean?!), how to re-flash the phone and evade bricking it…
The combination of “Volume down” + “Menu” + “Power off” (from switched off mode)
boots the phone to some interesting mode,
but the menu is in Chinese:
I might only guess it is the Recovery Mode,
but as it is in Chinese – no help for me…