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Flash firmware on Oppo Reno2 Z

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How to flash Oppo Reno2 Z?


Why reinstall the firmware?

Errors start to appear in the operating system.

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

Many applications from the Play Market do not start.

The phone restarts or shuts down randomly.

The phone is slow.

The OS does not match the system requirements of the smartphone.





Where can I find the firmware?

On the website of your phone manufacturer.

On Internet resources 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 an SD card into your phone to write the firmware to it.

Find information about your smartphone model.

Fully charge your device.

Download archive with Firmware.





Installing TWRP Recovery

Install the Official TWRP App from the Play Store on your phone.

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, select '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, 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.

Press the 'FLASH TO RECOVERY' button and confirm your choice.

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

Copy the necessary files to the SD memory card. Using a PC or laptop card reader.

Insert a memory card into your phone.

To reboot into recovery, you need to use a special item in the Official TWRP App menu, accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. We open the menu, 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.

Now 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 corrupted files when writing to the phone's memory sections.

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.

The completion of the firmware installation procedure is indicated by the inscription 'Successful'.





Summary: Smart Phone OS: Android 9.0 (Pie); ColorOS 6.1; Chipset: Mediatek MT6779 Helio P90 (12 nm); CPU: Octa-core (2x2.2 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55); GPU: PowerVR GM9446; Type: AMOLED capacitive touchscreen, 16M colors; Screen Size: 6.53 inches, 104.7 cm2 (~85.0% screen-to-body ratio); Resolution: 1080 x 2340 pixels, 19.5: 9 ratio (~395 ppi density); Protection: Corning Gorilla Glass 5; Card slot: microSD, up to 256 GB (dedicated slot); Internal: 256GB 8GB RAM; Loudspeaker: Yes; 3.5mm jack: Yes; : Active noise cancellation with dedicated micDolby Atmos sound; WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot; Bluetooth: 5.0, A2DP, LE; GPS: Yes, with A-GPS ...

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