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Flash firmware on Motorola Razr 40 Ultra

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How to flash Motorola Razr 40 Ultra?


Why reinstall the firmware?

Errors in the Android OS start to appear regularly.

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

Many programs from the Play Market do not start.

The phone restarts or shuts down by itself.

The phone started 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 official website of the phone manufacturer.

On specialized services on which developers lay out custom or official OS.


What should be done before installing the firmware?

Create a backup copy of all personal information: contacts, photos and transfer it to another computer.

Insert your SD card into your phone. An SD card is needed to write firmware to it.

Find information about your smartphone model.

Fully charge your phone battery.

Download the archive with Firmware and place it on the SD card.





Installing TWRP Recovery

Download the Official TWRP App to your phone from the Play Market. And install this app.

When you start the application for the first time, you must agree to install the firmware, as well as agree to grant the application Superuser rights and click 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 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.

When the file is loaded, 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.

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

When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.

Write the firmware and other necessary files to the SD card. Using a PC or laptop card reader, it will be much faster.

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 the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically..





Firmware via TWRP

TWRP

Before flashing, you need to delete all user data from the phone, this will avoid errors in the software, as well as other problems. Press 'WIPE' on the home screen.

Now 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, you need to check the item 'Zip signature verification', which will avoid using damaged files during recording.

The procedure for flashing the phone will begin, this is 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 13; Chipset: Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm); CPU: Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510); GPU: Adreno 730; Type: Foldable LTPO AMOLED, 1B colors, 165Hz, HDR10+, 1400 nits (peak); Screen Size: 6.9 inches, 107.6 cm 2 (~85.1% screen-to-body ratio); Resolution: 1080 x 2640 pixels (~413 ppi density); Card slot: No; Internal: 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM; Dual: 12 MP, f/1.5, (wide), 1/2.55", 1.4µm, PDAF, OIS 13 MP, f/2.2, 108˚ (ultrawide), 1/3", 1.12µm, AF; Features: LED flash, panorama, HDR; Video: 4K@30/60fps, 1080p@30/60/120fps, HDR10+, gyro-EIS; Single camera: 32 MP, f/2.4, (wide), 0.7µm; Features: HDR; V ...

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