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Flash firmware on Oppo Reno4 Pro Artist Limited Edition

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How to flash Oppo Reno4 Pro Artist Limited Edition?


Why reinstall the firmware?

Errors constantly appear in the Android OS.

Some applications stop opening.

Many programs from the Play Market do not work.

The phone restarts or shuts down by itself.

The phone started to work slowly.

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





Where can I find the firmware?

On the official Internet resource of the phone manufacturer.

On sites where third-party developers post custom operating systems.


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 SD card. An SD card is needed to write firmware to it.

Determine your smartphone model.

Charge your phone fully.

Download archive with Firmware. 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.

After moving to the next screen, select the 'TWRP FLASH' item 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.

When the download is finished, you need to return to the main screen of the Official TWRP App and click on 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.

Transfer the necessary files to the SD memory 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 'Reboot' and then click on the 'REBOOT RECOVERY' button.





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

The file selection screen appears. At the very top is the 'Storage' button, select the location where the firmware file is located.

Select the storage to which the files were copied.



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, 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 10; CPU frequency: 2400.0 MHz (1-core); Chipset: Qualcomm Snapdragon 765G; GPU frequency: 350.0 MHz; RAM Memory: 12 GB; Display: AMOLED Color (16M), 1080x2400 px (6.5") 405ppi; Touch screen: yes; Built-in memory: 256 GB; Memory card: microSDXC; Camera: 48.0 MPx; Resolution: 8000x6000 px; Matrix model: Sony IMX586 Exmor RS; Matrix model: Samsung S5KGD1; Flash: LED; Autofocus: yes; Diaphragm: f/1.7; Diaphragm: f/2.4; Optical zoom: no; Digital zoom: yes; Second camera: 31.68 Mpx; Resolution: 6560x4829 px; Bluetooth: 5.1; NFC: yes; EDGE: yes; GPRS: yes; GPS: yes; A-GPS: yes; BeiDou: yes; Glonass: yes; LTE: LTE-FDD: 700, 800, 850, 900, 1700/2100, 1800, 1900, 2600, LTE-TDD: 1900, 2000 ...

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