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Flash firmware on Xiaomi 12 Mini

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How to flash Xiaomi 12 Mini?


Why reinstall the firmware?

Errors constantly appear in the Android OS.

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

Many applications from the Play Market do not start.

The phone turns off for no apparent reason.

The phone is slow.

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





Where can I find the firmware?

On the website of your phone manufacturer.

On Internet resources where users post custom or official OS.


What should be done before installing the firmware?

Back up your contacts and user data and transfer it to your computer.

Insert an SD card into your phone to write the firmware to it.

Determine your smartphone model.

Fully charge your device.

Download archive with Firmware.





Installing TWRP Recovery

Install the Official TWRP App via the Play Market. And run this application.

When you start the application for the first time, you must consent to future manipulations, as well as consent to granting the application Superuser rights. Check the checkboxes and press 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, click 'Select Device', 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. Then we tell the program the path where the file loaded in the previous step is located.

Now press the 'FLASH TO RECOVERY' button and confirm your choice, press 'OK'.

After the burn process is complete, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete..

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

Insert a memory card into the device.

To reboot into recovery, you need to enter the menu accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. Select 'Reboot' 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.

You can start flashing. Click 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.



TWRP

Select the firmware file and click on it. A screen opens with a warning about possible negative consequences, you need to check the item 'Zip signature verification', which will avoid using damaged files during recording.

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 the firmware installation procedure is completed, the 'Successful' message appears on the screen.





Summary: Smart Phone OS: Android v11; CPU: Octa core (3.2 GHz, Single core, Kryo 585 2.42 GHz, Tri core, Kryo 585 1.8 GHz, Quad core, Kryo 585); Chipset: Qualcomm Snapdragon 870; Architecture: 64 bit; GPU: Adreno 650; RAM: 8 GB; Screen Size: 6.28 inches (15.95 cm); Screen Resolution: 1400 x 3200 pixels; Aspect Ratio: 20:9; Display Type: AMOLED; Display dots per inch: 556 ppi; Touch Screen: Yes, Capacitive Touchscreen, Multi-touch; Refresh Rate: 120 Hz; HDR 10 / HDR support: Yes, HDR 10; Bezel-less display: Yes with punch-hole display; Internal Memory: 128 GB; Expandable Memory: No; SIM 1: 4G Bands: TD-LTE 2300(band 40)FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: ...

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