Download Android 4.4.2 Kitkat stock firmware for Umi Zero smartphone

This firmware is for Umi Zero smartphone with Mediatek MT6592 CPU

UMi-Zero

Download latest Android 4.4.2 Kitkat stock firmware for Umi Zero smartphone from here or from here. Download the OTA Update file from here or from here. Download previous firmware from here.

Firmware details
Archive name: UMIZERO_Firmware_V3.05 / UMIZERO_Firmware_V3.05_OTA
Archive file size: 490 MB / 390 MB
Platform: Mediatek MT6592
Project: ratech92_cwet_rlk_kk
Build number: ratech92_cwet_rlk_kk-user 4.4.2 KOT49H eng.liujia.1421739221 test-keys

Changelog
1. Improved screen touch respond
2. Added function to turn on/off the screen shot and notification light
3. Other small improvements

Install the firmware from SD-card
– Copy file with the update on the External SD-card. Be sure that the name of the file is «ota-update».
– Unplug USB cable. Be sure that the battery has at least 50% charged.
– Go the Settings.
– Press “About phone” => “System updates” => “Start update”
– Wait several minutes. During this time phone will be restarted few times.
– Enjoy your your UMI ZERO. =)
We recommend do the Factory Data Reset after that.

Install the firmware with the Flash Tool (Only for Advanced Users):
– Be sure you also have correct drivers installed
– Please use SP Flash Tool v5.1436.0 or newer – as older versions can crash and give you problems!
– Start the SP Flash Tool
– Unzip ROM, select the Scatter.txt in ROM
– Wait file to be added into Flash Tool
– Untick Preloader (DON’T flash the Preloader!)
– Turn off your phone
– Press F9 (hit “Download” button in SP Flash Tool)
– Then connect your phone to your PC via USB cable WHILE YOU HOLD VOL DOWN! IMPORTANT!
– The process will start and a red progress bar will appear (now let of the Vol Down button) after color purple, yellow.
– And green circles display
– Finish !
– You can now safely disconnect your phone.
– Now we go to the Recovery. Hold down VOL down and Power button,
– 2 second after the ZERO logo appears let go of the buttons!
– You should now be in the Recovery (you see a green Droid laying down)
– Press the Power button once, and the Recovery menu should appear
– Use VOL down button to go down the menu, to wipe cache and press VOL UP to confirm
– After that also Wipe Data Factory/Reset. (You will now delete everything on the phone!)
– Go back and reboot the phone, done!

 

Caution Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.

Did this article help you? If so, please tell me in a comment what do you think about it.

  1. Wil een nieuwe opdaut

  2. Hallo mijn gsm wil niet op Update wat moet ik doen

  3. JHONNY COSTA says:

    hello friend, after I did the zero procedure umi connects not more, when I connect the pc jUSB connection of the noise signal nothing happens. what could I do.
    thank you

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