Firmware Update Process:

    - First you have to install USB drivers by click on Setup.exe inside this Folder: Sunstone_V5_00_0_1_WHQLed
    - Power on the phone and connect USB cable to it and to PC to let Windows install its drivers.
    - Turn off the phone and connect USB cable to it and to PC to let Windows install its drivers.
    - Run the E2222 Ch@t Flasher: Flash loader 7.4.7_SSG_v0.1_Lite.exe
    - Click SET MODEL button and select: E2222_TEXTO_Setting_v00.mdl
    - For Application Binary File select: E2222xx.ptt
    - For Tfs file select: E2222xxxxx.tfs
    - For CSC file select: E2222Oxxxxx.csc
    - Turn off the phone and connect USB to it while pressing Q + A keys to install DFU mode drivers.
    - Disconnect the phone after DFU drivers installed.
    - Click START button and reconnect USB cable to phone while pressing Q + A keys.
    - The program will detect it and start the Update Process so wait till all is DONE.
    - Disconnect the phone and turn it on then do Full reset: *2767*3855#