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Flash firmware on Oppo A11x

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How to flash Oppo A11x?


Why reinstall the firmware?

The operating system keeps getting errors.

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

Some programs from the Play Market do not start.

The phone turns off for no apparent reason.

The phone is slow.

You want to update the firmware, as it does not suit you in terms of functionality.





Where can I find the firmware?

On the website of your phone manufacturer.

On specialized resources where users post custom or official OS.


What should be done before installing the firmware?

Back up your contacts and 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.

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





Installing TWRP Recovery

Install the Official TWRP App via the Play Market. And run this application.

When you start the application for the first time, you must consent to future manipulations, as well as consent to granting the application Superuser rights. Check the checkboxes and press the 'OK' button.

On 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 phone, the application will direct the user to a web page to download the modified recovery environment image file. Download the proposed *.img file.

After downloading the image file, go 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'.

After the burn process is complete, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete..

Copy the required files to the SD card. Using a PC or laptop card reader, it will be much faster.

Insert a memory card into the device.

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 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, which allows you to switch between types of memory.

Select the location where you copied the files..



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 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.

When the procedure for installing the firmware is completed, the message 'Successful' appears on the screen.





Summary: OS: Android 9.0 (Pie); Chipset: Qualcomm Snapdragon 665; CPU: Octa-core (4Г—2.0 GHz Kryo 260 Gold 4Г—1.8 GHz Kryo 260 Silver); Architecture: 64 bit; RAM: 8 GB; GPU: Adreno 610; Screen Size: 6.5 inches; Internal memory: 128 GB; Expandable memory: Yes, Upto 256 GB; Front camera: 16 MP; Front camera: 16 MP Primary Camera; Main camera: 48 MP 8 MP 2 MP 2 MP; Resolution: 48 MP f/1.7 Primary Camera, 8 MP, Wide Angle, Ultra-Wide Angle Camera, 2 MP Camera, 2 MP, Depth Camera; Camera setup: Single; Flash: Yes, LED Flash; Autofocus: Yes; Shooting modes: Continuos Shooting; Video recording: Yes; Settings: Exposure compensation; Camera features: Digital Zoom, Auto Flash, Face detection, Touch to focus; ...

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