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Flash firmware on Prestigio Wize R3

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How to flash Prestigio Wize R3?


Why reinstall the firmware?

Errors start to appear in the operating system.

Some installed applications do not open.

Many programs from the Play Market do not work.

The phone restarts or shuts down by itself.

The phone slows down a lot during operation.

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





Where can I find the firmware?

On the official website of your phone manufacturer.

On sites where developers post 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. It must have enough memory to fit the firmware.

Find information about your smartphone model.

Fully charge your device. If the battery runs out during the firmware, the device will no longer turn on.

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.

At the first start, you need to give consent to future manipulations, as well as consent to granting the Superuser rights to the application. Check the checkboxes and press 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, select '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.

After downloading the image file, 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'.

The recording process is very fast, and upon completion, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete.

Write the firmware to the SD card. Using a PC or laptop card reader.

Insert a SD memory card into the 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. This will delete all user data from the device, but avoid a wide range of software errors and other problems.

Now 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 location where the files were copied. 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 writing files to the device's memory will begin, accompanied by the appearance of inscriptions in the log field and the completion of the progress bar.

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





Summary: Colors: Black; Dimensions: 124 x 64 x 9.8 mm; Weight: 145g (Unofficial); Type: TFT capacitive touchscreen; Display Colors: 16M Colors; Size: 4 Inch; Screen-to-body ratio: ~57.3% screen-to-body-ratio; Resolution: 480 x 800 pixels (WVGA); Pixel Density: ~233 ppi; Primary: 5.0 MP 2592 x 1944 Pixels; Flash: Yes; Video Recording: With 720p; Secondary: VGA; Camera Flash: No; Camera Features: Autofocus, Self timer, Smile detection, HDR, Face Beauty; Audio Playback: WAV, AAC, AMR, MP3, M4A, WMA, MIDI, FLAC, OGG; Ring Tones: Vibration, MP3 ringtones, MIDI, WAV; FM Radio: Yes; Operating System: Android 5.1 (Lollipop); Chipset: Spreadtrum (SC7731C); CPU: 1.2 GHz Quad Core; GPU: Mal ...

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