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Flash firmware on Ulefone Armor 25T

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How to flash Ulefone Armor 25T?


Why reinstall the firmware?

Errors constantly appear in the Android OS.

Some installed applications stop opening.

Some applications from the Play Market do not start.

The phone restarts for no reason.

The phone slows down a lot during operation.

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





Where can I find the firmware?

On the official website of the phone manufacturer.

On certain sites where developers post custom or official OS.


What should be done before installing the firmware?

Back up your phone's user data.

Insert an SD card into the gadget. It must have enough memory for the firmware.

Determine your smartphone model.

Fully charge your phone. If the battery runs out during boot, the device will no longer turn on.

Find and download the archive with Firmware. And place it on the SD card.





Installing TWRP Recovery

Download the Official TWRP App from the Play Market. And install it.

At the first start, you need to give consent to future manipulations, as well as consent to granting the Superuser rights to the application. Check the checkboxes and press 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 'Select Device', and select your phone model.

After selecting a device, the program redirects the user to a web page to download the corresponding image file of the modified recovery environment. Download the suggested *.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.

The recording process is very fast, and upon completion, 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 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, it is recommended to clear the 'Cache' and 'Data' sections. This will delete all user data from the device, but avoid a wide range of software errors and other problems. You must press 'WIPE' on the main screen.

You can start flashing. Click the 'Install' button.


TWRP

The file selection screen appears. 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, accompanied by logging and filling in the progress bar.

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





Summary: OS: Android 14; Chipset: Mediatek Helio G99 (6 nm); CPU: Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55); GPU: Mali-G57 MC2; Type: IPS LCD, 120Hz; Screen Size: 6.78 inches, 109.2 cm 2 (~75.6% screen-to-body ratio); Resolution: 1080 x 2460 pixels (~396 ppi density); Protection: Corning Gorilla Glass Victus; Card slot: microSDXC; Internal: 256GB 6GB RAM; Triple camera: 50 MP, f/2.0, (wide), 1/1.31", 1.2µm, PDAF 64 MP, f/1.8, (night vision), 2 infrared night vision lights Thermal camera by ThermoVue, 160x120 px, 25Hz, 12μm; Features: Dual-LED flash, HDR, panorama; Video: 1440p@30fps, 1080p@30fps; Single camera: 32 MP, f/2.5, (wide), 0.8µm; Video: Yes; Loudspeaker: Yes; 3.5mm jack: Yes; Sensors: Fingerprint, accelerometer, gyro, proximity, compass, barometer; Type: Li-Po 6500 mAh, ...

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