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Flash firmware on Xiaomi Redmi 2A

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How to flash Xiaomi Redmi 2A?


Why reinstall the firmware?

Errors constantly appear in the Android operating system.

Some installed applications do not open.

Many programs from the Play Market do not start.

The phone restarts or shuts down for no reason.

The phone began to slow down a lot.

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





Where can I find the firmware?

On the official Internet resource of the phone manufacturer.

On specialized services where users post 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 an SD card into your phone to write the firmware to it.

Determine your smartphone model.

Fully charge your phone battery.

Find and download the archive with Firmware.





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 need to give consent to future manipulations, as well as to give consent to granting the application Superuser rights and click the 'OK' button.

After moving to the next screen, select the 'TWRP FLASH' item and provide the application with 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 device, the application will direct the user to a web page to download the appropriate modified recovery environment image file. Download the suggested *.img file.

When the file is loaded, you need to 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 can be considered complete.

Copy the required files to the memory card. Using a PC or laptop card reader.

Insert a memory card into the device.

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 clear the 'Cache' and 'Data' sections, press 'WIPE' on the main screen. You will delete all user data from the phone, this will avoid software errors and other problems.

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


TWRP

The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.

Select the storage to which the files were copied.



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 writing files to the phone's memory will begin, this is 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: Dimensions (mm): 134.00 x 67.20 x 9.40; Battery capacity (mAh): 2200; Removable battery: Yes; SAR value: NA; Screen size (inches): 4.70; Touchscreen: Yes; Resolution: 720x1280pixels; Pixels per inch (PPI): 312; Processor: 1.5GHz quad-core; Processor make: Leadcore L1860C; RAM: 1GB; Internal storage: 8GB; Expandable storage: Yes; Expandable storage type: microSD; Expandable storage up to (GB): 32; Rear camera: 8-megapixel; Flash: Yes; Front camera: 2-megapixel; Operating System: Android 4.4; Skin: MIUI6; Wi-Fi: Yes; Wi-Fi standards supported: 802.11 b/ g/ n; GPS: Yes; Bluetooth: Yes, v 4.00; NFC: No; Infrared: No; Wi-Fi Direct: No; MHL Out: No; HDMI: No; Headphone ...

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