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Flash firmware on LG G6 Vs988

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How to flash LG G6 Vs988?


Why reinstall the firmware?

Errors constantly appear in the Android OS.

Some installed applications stop opening.

Many programs from the Play Market do not start.

The phone restarts or shuts down by itself.

The phone began to work slowly.

You are not satisfied with the possibilities of the stock firmware.





Where can I find the firmware?

On the official website of the phone manufacturer.

On specialized services where users 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.

Determine your smartphone model.

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

Find and download the archive with Firmware.





Installing TWRP Recovery

Download the Official TWRP App to your phone from the Play Market. And install this app.

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, select 'TWRP FLASH' and give the application root rights.

TWRP

On the main screen of the application, click 'Select Device', and select your phone model.

After selecting a device, the program redirects the user to a web page to download the corresponding image file of the modified recovery environment. Download the suggested *.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.

Now press the 'FLASH TO RECOVERY' button and confirm your choice, press 'OK'.

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

Copy the required files to the memory card. Using a PC or laptop card reader.

Insert a SD 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 'Reboot' and then click on the 'REBOOT RECOVERY' button.





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.

You can start flashing. Click the 'Install' button.


TWRP

The file selection screen appears. 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.



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 phone's memory will begin, accompanied by logging and filling in the progress bar.

After the firmware installation procedure is completed, the 'Successful' message appears on the screen.





Summary: OS: Android 7.0 Nougat; CPU frequency: 2350.0 MHz (2-core); Chipset: Qualcomm Snapdragon 821 Qualcomm MSM8996; GPU: Qualcomm Adreno 530; GPU frequency: 653.0 MHz; RAM Memory: 4 GB; Display: LCD IPS Color (16M), 1440x2880 px (5.7") 565ppi; Touch screen: yes; Protection: Corning Gorilla Glass 5; Built-in memory: 32 GB; Memory card: MicroSD/TransFlash max. 256 GB; Camera: 13.0 MPx; Resolution: 4416x2944 px; Flash: LED; Autofocus: yes; Diaphragm: f/1.8; Diaphragm: f/2.4; Optical zoom: no; Digital zoom: yes; Second camera: 5.04 Mpx; Resolution: 2592x1944 px; Bluetooth: 4.2; NFC: yes; EDGE: yes; GPRS: yes; GPS: yes; A-GPS: yes; Glonass: yes; LTE: LTE-FDD: 700, 800, 850, 1700/2100, 1800, 1900, 210 ...

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