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Flash firmware on Onda V919 3G Core M

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How to flash Onda V919 3G Core M?


Why reinstall the firmware?

Errors in the Android OS start to appear regularly.

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

Many programs from the Play Market do not work.

The phone restarts for no reason.

The phone began to slow down a lot.

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 the phone manufacturer.

On sites where developers post custom or official OS.


What should be done before installing the firmware?

Back up your phone's user data.

Insert an SD card into your phone to write the firmware to it.

Find information about your smartphone model.

Fully charge your phone battery.

Download archive with Firmware. Place it on the SD card.





Installing TWRP Recovery

Download the Official TWRP App from the Play Market. And install it.

When you start the application for the first time, you need to give consent to future manipulations, as well as to give consent to granting the application Superuser rights and click the 'OK' button.

On the next screen, select 'TWRP FLASH' 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, 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.

Click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK' in the question window.

When 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 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 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, select the location where the firmware file is located.

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, as well as the item 'Zip signature verification'. This item should be checked by placing a cross in the check-box, which will avoid using damaged 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.

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





Summary: Chip: Intel Core M-5Y10c; Process technology: 14 nm; CPU bits: 64 bit; Instruction set: IA-32 (x86), IA-64 (x64); Level 1 cache memory (L1): 64 KB + 64 KB; Level 2 cache memory (L2): 512 KB; Level 3 cache memory (L3): 4096 KB; CPU cores: 4; CPU frequency: 2000 MHz; GPU: Intel HD Graphics 5300; GPU frequency: 800 MHz; RAM capacity: 4 GB; RAM type: LPDDR3L-1333/1600; RAM channels: Double channel; Operating system (OS): Android 5.0 LollipopMicrosoft Windows 10; SIM card type: Micro-SIM (3FF - third form factor, since 2003, 15.00 x 12.00 x 0.76 mm); Number of SIM cards: 1; Type/technology: IPS; Diagonal size: 9.7 in; Width: 7.76 in; Height: 5.82 in; Aspect ratio: 1.3334: 3; ...

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