Downloads
thl T6C

Firmware

Match with 166V
Build number: thl.T6C.166V.1373DW.A1.161223.MT6580.WEG.A.L.FWVGA.ME88.B1B5
SHA1: E371B5B7BCB6249AAAE8CA6FF58241843BAE64A0
 
Match with 166S Android 6.0
Build number: thl.T6C.166S.MM.1373DW.A2.161223.ALPS.M0.MP1.V2.34.MT6580.WEG.A.M.B1B5_20170819release
SHA1: F411C3B36D918C1AACFEE54D06F12E563AABF4A1
 
Match with 166T Android 6.0
Build number: thl.T6C.166T.1373D.V01.160930.MT6580.M.MV88.B1B5
SHA1: 61D503A7311B87E3B3400770E6E8296E686610E9
 
Attention: Build Number is located in Settings->About phone. Please make sure that the right firmware is chosen for the device, a wrong choice will result in serious consequences!

 

Tool

BirdA_Cust_ToolPack_V4.2.1_Compatible.With.Win10.7z

 

Tutorial

Sample for BD Firmware Flash.avi

 

Tips

Please note that reflashing the firmware will clean all data in the device, make sure to back up the important data before doing it.
 
How to do it again after reflashing fails?
Solution: click "Start" on flash tool -> remove the battery -> wait at least 3 seconds, put back the battery -> press and hold “Volume+ Key” -> connect the device to PC with USB cable -> release “Volume+ Key” until downloading begins.

 

Quick guide
User manual

thl T6C