Download Android KitKat 4.4.2 stock Firmware for Cubot X9 smartphone from here or here. Download previous firmware from here. Download another Cubot firmware from here.
Archive name: X9_CUBOT_4271C_Z61W5_V03
Archive file size: 551 MB
Platform: MT6592Project: sinsoft92_cwet_kkConfig_version: V1.1.2Baseband: MT6592_S00_MOLY_WR8_W1315_MD_WG_MP_V62_P6_1_wg_nInstall ROM
- Go into Recovery and Wipe All Data / Factory reset
- Run FlashTools
– Only if you have Android 4.2 on your SmartPhone you have to Format before (please SAVE NVRAM before)
– Only if you have Android 4.2 on your SmartPhone download also the preloader.bin e put it togheter the other files
- Select the contained MT6592_Android_scatter_emmc.txt inside ROM compressed file
- Wait file to be added into Flash Tool
- choose Option->Connection->USB->USB Speed->High Speed
- Turn off your phone, remove the battery
- Select "Download only"
- Connect your phone into the computer via USB data cable
- The process will start and various progress bar will be displayed
- At the end, a green circles will appear
- Only if you have Android 4.2 on your SmartPhone go into Recovery mode and Wipe All/Factory Reset
- You can now safely disconnect your phone and turn it on.
- Only if you have Android 4.2 on your SmartPhone you have to Restore NVRAM and reboot
- Finish!
Here you have a video tutorial on how to upgrade to KitKat another MT6592 CPU smartphone, E-ceros One.
ADS HERE !!!