Cpu Type : Spreadtrum SC7731G
File Type : dload file
T1-701uV100R001C209B103CUSTC209D002 Firmware
(1)Download the firmware package from the given link and extract it.
(2)Verify that your SD card is formatted in FAT32 filesystem and has enough free storage.
(3)Unzip Download package or extract zip file.
(4)Now “dload” folder (containing Update.app file) put it to the main directory of your external SD Card.
(5)Next, turn off your device and insert the SD card.
(6)Reboot into forced SD upgrade mode by holding Vol Up + Vol Down + Power buttons at the same time until you see some text on the screen.
It’ll take a few minutes to complete the update. After that, it will automatically shut down and reboot into the new OS.
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