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Flash firmware on OnePlus Nord 2

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How to flash OnePlus Nord 2?


Why reinstall the firmware?

The operating system keeps getting errors.

Some installed applications do not open.

Many programs from the Play Market do not start.

The phone restarts or shuts down randomly.

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 your phone manufacturer.

On specialized services where users 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. If the battery runs out during the firmware, the device will no longer turn on.

Find and download the archive with Firmware.





Installing TWRP Recovery

Download and install the Official TWRP App from the Play Market.

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.

After moving to 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 find your phone model.

After selecting a device, the application will direct the user to a web page to download the appropriate modified recovery environment image file. Download the suggested *.img file.

When the file is loaded, you need to 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, press 'OK'.

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

Copy the required files to the memory 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

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.


TWRP

On the file selection screen, at the very top there is a 'Storage' button for selecting an SD card.

Select the storage to which the files were copied.



TWRP

Find the file we need 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 v11; Custom ui: OxygenOS; Screen Resolution: 1080 x 2400 Pixels; Screen type: Fluid AMOLED; Pixel density: 409 ppi; Aspect ratio: 20:9; Screen to body ratio calculated: 84.54 %; Bezelless display: Yes, with punch-hole display; Refresh rate: 90 Hz; Touch screen: Yes, Capacitive Touchscreen, Multi-touch; Screen protection: Corning Gorilla Glass v5; Internal memory: 128 GB; Front camera: 32 MP; Front camera: 32 MP Primary Camera; Main camera: 50 MP 8 MP 2 MP; Resolution: 50 MP Primary Camera. 8 MP, Wide Angle, Ultra-Wide Angle Camera, 2 MP Mono Camera; Camera setup: Single; Flash: Yes, LED Flash; Image resolution: 8500 x 6500 Pixels; Autofocus: Yes; Shooting modes: Continuos Shooti ...

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OnePlus Nord 2