Flash firmware on Xiaomi Redmi Note 12
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How to flash Xiaomi Redmi Note 12?
Why reinstall the firmware?
The operating system keeps getting errors.
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 or shuts down randomly.
The phone began to work slowly.
You want to update the firmware, as it does not suit you in terms of functionality.
Where can I find the firmware?
On the website of your 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, contacts and photos 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 device.
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.
When you start the application for the first time, you must agree to install a new firmware and all the risks associated with this, 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.
On the main screen of the application, click 'Select Device', and find 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.
Press the 'FLASH TO RECOVERY' button and confirm your choice.
When the message 'Flash Completed Succsessfuly!' appears on the screen. Click the 'OK' button. The TWRP installation procedure is now complete.
Write the firmware to the SD card. Using a PC or laptop card reader.
Insert a memory card into your phone.
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 the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically..
Firmware via TWRP
Before flashing, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.
You can start flashing. Click the 'Install' button.
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 the files were copied. Press the 'OK' button.
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 corrupted 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.
When the procedure for installing the firmware is completed, the message 'Successful' appears on the screen.
Summary: OS: Android 12, MIUI 13; Chipset: Qualcomm SM4375 Snapdragon 4 Gen 1 (6 nm); CPU: Octa-core (2x2.0 GHz Cortex-A78 & 6x1.8 GHz Cortex-A55); GPU: Adreno 619; Type: Samsung AMOLED, 120Hz, 1200 nits (peak); Screen Size: 6.67 inches, 107.4 cm 2 (~85.0% screen-to-body ratio); Resolution: 1080 x 2400 pixels, 20:9 ratio (~395 ppi density); Card slot: No; Internal: 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM; Dual: 48 MP, (wide), 0.8µm, PDAF 2 MP, f/2.4, (depth); Features: Dual-LED dual-tone flash, HDR, panorama; Video: 1080p@30/60fps; Single camera: 8 MP, f/2.0, (wide), 1/4", 1.12µm; Features: HDR; Video: 1080p@30fps; Loudspeaker: Yes; 3.5mm jack: Yes; Sensors: Fingerprint, acceler ...
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