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Flash firmware on Lava Iris Fuel F2

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How to flash Lava Iris Fuel F2?


Why reinstall the firmware?

Errors constantly appear in the Android 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 by itself for no reason.

The phone began to work slowly.

You are not satisfied with the functionality of the stock (official) firmware.





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 and transfer it to your computer.

Insert SD card. An SD card is needed to write firmware to it.

Determine your smartphone model.

Fully charge your device.

Download archive with Firmware.





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.

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 on the 'Select Device' drop-down list, and select 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.

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

Copy the necessary files to the SD memory 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. Open the menu and select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button.





Firmware via TWRP

TWRP

Before flashing, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.

Now you can start flashing. Press 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 flashing the phone will begin, accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.

After completing the installation procedure, a 'Successful' message appears on the screen.





Summary: Operating System: Android v5.1 (Lollipop); SIM Slot(s): Dual SIM, GSM+GSM; Network: 4G: Not Available, 3G: Available, 2G: Available; Dimensions: 142.5 (H) x 72.5 (W) x 10.5 (T) mm; Colours: Black White; Screen Size: 5.0 inches; Screen Resolution: 480 x 854 pixels; Pixel Density: 196 ppi; Display Type: TFT; Touch Screen: Capacitive Touchscreen, Multi-touch; Screen to Body Ratio: 66.55 %; Processor: Quad core, 1.3 GHz; RAM: 512 MB; Internal Memory: 8 GB; Expandable Memory: Up to 32 GB; Resolution: 5 MP; Flash: LED Flash; Image Resolution: 2592 x 1944 Pixels; Camera Features: Digital Zoom; Resolution: 0.3 MP; Battery capacity: 3000 mAh; Type: Li-Poly ...

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