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
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.