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Flash firmware on Huawei Y3 II LTE

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How to flash Huawei Y3 II LTE?


Why reinstall the firmware?

Errors begin to appear in the Android operating system.

Some applications do not open, reinstalling which does not lead to a positive result.

Many programs from the Play Market do not start.

The phone restarts or shuts down for no reason.

The phone started to work slowly.

You are not satisfied with the functionality of the stock firmware.





Where can I find the firmware?

On the website of your phone manufacturer.

On specialized services on which developers lay out custom or official OS.


What should be done before installing the firmware?

Create a backup copy of user data and transfer it to another medium.

Insert SD card. An SD card is needed to write firmware to it.

Find out the exact model of your smartphone.

Fully charge your device.

Download the archive with Firmware and place it on the SD card.





Installing TWRP Recovery

Download the Official TWRP App from the Play Market. Download, install and launch the application..

When you start the application for the first time, you must agree to install the firmware, as well as agree to grant the application Superuser rights and click the 'OK' button.

On the next screen, you need to select the 'TWRP FLASH' item and give the application root-rights.

TWRP

On the main screen of the application, the 'Select Device' drop-down list is available, in which you need to find and select the device model for installing the recovery.

After selecting a phone, the application will direct the user to a web page to download the modified recovery environment image file. Download the proposed *.img file.

When the file is loaded, return to the main screen of the Official TWRP App and press the 'Select a file to flash' button. Select the file downloaded in the previous step.

Press the 'FLASH TO RECOVERY' button and confirm that you are ready to start the procedure - press 'OK' in the question window.

When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.

Write the firmware and other necessary files to the SD card. Using a PC or laptop card reader, it will be much faster.

Insert a memory card into the device.

To reboot in recovery, it is convenient to use a special item in the Official TWRP App menu, accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. We open the menu, select the 'Reboot' item, and then tap on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically.





Firmware via TWRP

TWRP

Before flashing, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.

Everything is ready to start flashing. Press the 'Install' button.


TWRP

The file selection screen is displayed. At the very top is the 'Storage' button, which allows you to switch between types of memory.

Select the location where you copied the files. Press the 'OK' button.



TWRP

Find the file we need and click on it. A screen opens with a warning about possible negative consequences, as well as the item 'Zip signature verification'. This item should be checked by placing a cross in the check-box, which will avoid using damaged files when writing to the phone's memory sections.

The procedure for flashing the phone will begin, accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.

The completion of the installation procedure is indicated by the inscription 'Successful'.





Summary: OS version: Android 5.1; CPU: MediaTek MT6735M, 1000 MHz; Processor cores number: 4; RAM: 1 GB; Built-in memory: 8 GB; Video processor: Mali-T720; Memory card slot: yes; Multi SIM mode: alternate; SIM-card amount: 2; Case type: classic; Height: 134.18 mm; Width: 66.7 mm; Thickness: 9.9 mm; Weight: 150 grams; Diagonal: 4.5"; Screen type: colored, sensor; Sensor screen type: multitouch, capacitive; Screen size: 854x480; Number of pixels per inch (PPI): 218; Automatic display rotation: yes; Sensors: illumination sensor, approaching sensor; Camera: 5 megapixels; Front camera: 2 megapixels; Video Recording: yes; Standard: GSM 900/1800/1900, 3G, 4G LTE; Interfaces: Wi-Fi 802.11n, Wi-Fi Direct, Bl ...

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