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Flash firmware on Xiaomi 14 Ultra

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How to flash Xiaomi 14 Ultra?


Why reinstall the firmware?

Errors constantly appear in the Android OS.

Some applications stop opening.

Some applications from the Play Market do not start.

The phone restarts by itself for no reason.

The phone began to slow down a lot.

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





Where can I find the firmware?

On the official website of the manufacturer.

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

Determine your smartphone model.

Fully charge your device's battery.

Find and download the archive with Firmware. And 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 need to give consent to future manipulations, as well as to give consent to granting the application Superuser rights and click the 'OK' button.

In the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.

TWRP

On the main screen of the application, click 'Select Device', and select your phone model.

After selecting the phone, the application will redirect 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.

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 can be considered complete.

Transfer the necessary files 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 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, select the location where the firmware file is located.

Select the location where you copied the files. 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 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: OS: Android 14, HyperOS; Chipset: Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm); CPU: Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520); GPU: Adreno 750; Type: LTPO AMOLED, 68B colors, 120Hz, Dolby Vision, HDR10+, 1000 nits (typ), 3000 nits (peak); Screen Size: 6.73 inches, 108.9 cm 2 (~89.6% screen-to-body ratio); Resolution: 1440 x 3200 pixels, 20:9 ratio (~522 ppi density); Protection: Xiaomi Shield Glass / Xiaomi Longjing Glass; Card slot: No; Internal: 256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM; Quad camera: 50 MP, f/1.6 or f/4.0, 23mm (wide), 1.0"-type, 1.6µm, multi-directional PDAF, Laser AF, OIS 50 MP, f/1.8, 75mm (telephoto), 1/2.51", 0.7µm, Dual-Pixel PDAF (10cm - ∞), OIS, 3.2x optical zoom 50 MP, f/2.5, 120mm (periscope ...

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