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Flash firmware on Infinix Smart 4 Plus

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How to flash Infinix Smart 4 Plus?


Why reinstall the firmware?

Errors start to appear in the operating system.

Some applications stop opening.

Many applications from the Play Market do not start.

The phone restarts by itself for no reason.

The phone began to work slowly.

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





Where can I find the firmware?

On the official website of the manufacturer.

On specialized services on which various developers lay out custom or official OS.


What should be done before installing the firmware?

Create a backup copy of user data and transfer it to your 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's battery.

Download Firmware and 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 agree to install a new firmware and all the risks associated with this, as well as agree to grant the application Superuser rights and click the 'OK' button.

In the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.

TWRP

On the main screen of the application, select 'Select Device', and find 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 file is loaded, you need to 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.

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

When the message 'Flash Completed Succsessfuly!' appears on the screen. Click the 'OK' button. The TWRP installation procedure is now complete.

Transfer the firmware and other necessary files to the SD card.

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, it is recommended to clear the 'Cache' and 'Data' sections. This will delete all user data from the device, but avoid a wide range of software errors and other problems. You must press 'WIPE' on the main screen.

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

The procedure for writing files to the phone's memory will begin, accompanied by logging and filling in the progress bar.

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





Summary: Smart Phone OS: Android v10 (Q); CPU: Octa core (1.8 GHz, Quad core, Cortex A53 1.5 GHz, Quad core, Cortex A53); Chipset: MediaTek Helio A25; RAM: 3 GB; Internal Memory: 32 GB; External memory: Up to 256 GB; GPU: PowerVR GE8320; SIM Size: SIM1: NanoSIM2: Nano; Height: 171.8 mm; Width: 77.9 mm; Thickness: 8.9 mm; Weight: 207 grams; Colours: Midnight Black, Ocean wave, Violet; Screen Size: 6.82 inches (17.32 cm); Screen Resolution: 720 x 1640 pixels; Screen Type: IPS LCD; Pixel Density: 263 ppi; Aspect Ratio: 20.5:9; Screen-to-body Ratio: 90.5 %; Touch Screen: Capacitive Touchscreen, Multi-touch; Camera: 13 MP f/1.8 Primary Camera; Flash: Triple LED Flash; Image Resol ...

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