How to Unbrick/Restore Stock ROM on LG G7 ThinQ and Re-lock Bootloader

Many a time it happens that users flash custom ROMs on their devices, but then they don’t get desired features. So, they decide to move back to the stock ROM. Usually, while one introduces a custom ROM to his device, he has to unlock the bootloader of the device, to do so. However, sometimes they are not able to re-lock the bootloader properly. So, in this post, we will tell you how to restore Stock ROM on LG G7 ThinQ and Re-lock its bootloader.

LG G7 ThinQ features a 6.1-inches Super AMOLED display with a screen resolution of 1440 x 3120 pixels with a 19.5:9 screen ratio. The display is protected by Corning Gorilla Glass 5.  The smartphone is powered by Octa-core Qualcomm SDM845 Snapdragon 845 processor coupled with 4 and 6 GB of RAM and Adreno 630 GPU. The phone packs options for both 64 and 128 GB internal memory. There is support for microSD card for expandable storage. G7 ThinQ sports a rear camera with Dual: 16 MP + 16 MP with features such as  2x optical zoom, dual pixel phase detection autofocus, dual-LED flash. The device has a front-facing 8 MP camera for selfies. G7 ThinQ is running on the latest version of Android 8.0 Oreo.

How to Restore Stock ROM on LG G7 ThinQ and Re-lock Bootloader

Before carrying out restoring process, you have to get hold of some very important tools. Also, you have to follow some guidelines. We have put up the same in the section below. We have also added the download link of the required tools and ROM file for your convenience.

Pre-Requisite

• Charge your device more than 50%.
• A PC/laptop
• You have to install ADB Fastboot on your PC.
• Enable USB Debugging on your device.
• It is mandatory to place the file with dll extension as it will recognize your device with LG UP Tool.
• Install latest LG USB Drivers
• GetDroidTips will not be responsible for bricking of any devices. Follow this guide carefully on your own risk.

Downloads

Download LGUp Tool Download Stock KDZ File for LG G7 ThinQ Download LGUP dll File

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Steps To Restore Stock ROM on LG G7 ThinQ

Step- 1  First Install LGUP, after installing it, extract the common dll file and place it here:
“C:\Program Files (x86)\LG Electronics\LGUP\model\common”

Step-2 Create the ‘common’ folder first and then place the file “LGUP_Common.dll” inside. this file will help the LGUP software to recognize the device.

Step-3 Next switch off your device, > hold the volume up key and insert the USB cable into your device.

Step-4 Hold volume up button until your device enters download mode.

Step-5 Now open the LGUP software and browse and select the KDZ file into the file path section within the software,

Step-6 Now click start and wait for some time as the stock firmware flashes. Once it finishes your device will
reboot.

How To Relock the Bootloader on LG G7 ThinQ

Step-1 Go to the folder where you have ADB and fastboot installed,

Step-2 Hold shift and right click inside the folder then select “Open PowerShell window here“.

Step-3 Go to the PowerShell window and enter the following commands in order:

adb reboot bootlPowerShell
fastboot oem lock
fastboot reboot

Step-4 Your device will reboot and take time to start up.

Step-5 Go to Settings > developer options again > Un-check OEM unlock option.

So,  that’s it, guys. This is how you can restore stock ROM on LG7 ThinQ and re-lock its bootloader. We hope this guide was helpful to you. If you have any queries then do let us know.

Source