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Flash firmware on Xiaomi Redmi 2 Pro

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How to flash Xiaomi Redmi 2 Pro?


Why reinstall the firmware?

Errors constantly 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 work.

The phone restarts by itself for no reason.

The phone started to work slowly.

You are not satisfied with the functionality of the stock (official) firmware.





Where can I find the firmware?

On the official website of the phone manufacturer.

On sites where developers post custom or official OS.


What should be done before installing the firmware?

Create a backup copy of user data and transfer it to your computer.

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

Determine your smartphone model.

Fully charge your phone battery.

Download archive with Firmware. Place it on the SD card.





Installing TWRP Recovery

Install the Official TWRP App from the Play Store on your phone. And run this 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, select 'TWRP FLASH' and give the application root rights.

TWRP

On the main screen of the application, click on the 'Select Device' drop-down list, and select your phone model.

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.

After downloading the image file, 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.

Click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK' in the question window.

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

Write the firmware to the SD card. Using a PC or laptop card reader.

Insert a SD memory card into the phone.

To reboot into recovery, you need 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. Open the menu and select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button.





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.

Now you can start flashing. Press the 'Install' button.


TWRP

The file selection screen is displayed. At the very top is the 'Storage' button, select the location where the firmware file is located.

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



TWRP

Select the firmware file 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.

After completing the installation procedure, a 'Successful' message appears on the screen.





Summary: Smart Phone OS: Android OS, v4.4.4 (KitKat); Chipset: Qualcomm MSM8916 Snapdragon 410; CPU: Quad-core 1.2 GHz Cortex-A53; GPU: Adreno 306; Type: IPS LCD capacitive touchscreen, 16M colors; Screen Size: 4.7 inches (~67.8% screen-to-body ratio); Resolution: 720 x 1280 pixels (~312 ppi pixel density); Multitouch: Yes; : - MIUI 6.0; Main Camera: 8 MP, f/2.2, 28mm, autofocus, LED flash; Features: 1.4 ...

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