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Flash firmware on LG G5

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How to flash LG G5?


Why reinstall the firmware?

Errors constantly appear in the Android operating system.

Some applications will not open.

Some programs from the Play Market do not start.

The phone restarts or shuts down for no reason.

The phone began to slow down a lot.

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





Where can I find the firmware?

On the official website of the manufacturer.

On sites where third-party developers and phone manufacturers post custom or official OS.


What should be done before installing the firmware?

Create a backup copy of user data and transfer it to another medium.

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

Determine your smartphone model.

Charge your phone fully. If the battery runs out during boot, the device will no longer turn on. It will be difficult to restore it.

Find and download the archive with Firmware. Place it on the SD card.





Installing TWRP Recovery

Download the Official TWRP App from the Play Market. Download, install and launch the application..

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.

In the next screen, select the item 'TWRP FLASH' and provide the application with 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 the phone, the program will redirect the user to a web page to download the corresponding image file of the modified recovery environment. Download the proposed *.img file.

After downloading the image file, go 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 that you are ready to start the procedure - press 'OK' in the question window.

When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete.

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

Insert a memory card into the device.

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 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. 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 the files were copied. Press the OK button.



TWRP

Find the file we need 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.

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





Summary: OS: Android; Materials: Main body: metal; Physical size: 5.6 inches; Resolution: 1440 x 2560 pixels; Pixel density: 525 ppi; Technology: IPS LCD; Colors: 16 777 216; Touchscreen: Capacitive, Multi-touch; Features: Light sensor, Proximity sensor; Camera: 21 megapixels; Flash: Yes; Features: Face detection, Self-timer, Autofocus (Laser), Geo tagging; Settings: Exposure compensation, ISO control, White balance presets, Shutter speed control; Shooting Modes: Burst mode, High Dynamic Range mode (HDR), Panorama; Camcorder: Yes; Features: Video calling; Front-facing camera: 8 megapixels; System chip: Qualcomm Snapdragon 820 MSM8996; Processor: Quad-core, 2200 MHz, Kryo, 64-bit; ...

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