Download KitKat 4.4.2 Stock Firmware for THL T6 Pro Smartphone

Download KitKat 4.4.2 Stock Firmware for THL T6 Pro Smartphone from here or here. Download another THL firmware from here.

Archive name: thl.T6.pro.166H.1373GWM.A1.141104.KK1.V2_10.HD.8P64.B1B8

Archive size: 496 MB
Model: THL T6 Pro Smartphone

Config_version: V1.1.2

Platform: Mediatek MT6592

Project: project: bird92_cwet_a_kk

Install ROM 
- Unpack FlashTools, and Click on Flash_tool.exe
- Select a the MT6582_Android_scatter.txt in ROM
- Wait file to be added into Flash Tool
- choose Option->USB Model,click USB Model
–> Choose Option->DA DownLoad All->Speed->High Speed, click High Speed
- Turn off your phone, remove the battery.
- “Press F9 (hit Download button)” OR ” if upgrade ROM Firmware->Upgrade ”
- and connect your phone into the computer via USB data cable.
- The process will start and a red progress bar will appear after color purple, yellow.
- And green circles display
- Finish! 
 

Here you have a video tutorial on how to upgrade to KitKat another MT6592 CPU smartphone, E-ceros One.