All About LG Leon( Stock firmwares, Custom roms, Kernel, Unbricking, Recovery, Unlocking Bootloader And Rooting)

   This is the collections of stock firmwares, custom roms, kernel and rooting guides available for the Lg leon ,also known as LG Leon 4G LTE H340N . This post contains useful instructions on how to root, unbrick,  unlock bootloader and install recovery on your phone. Most of the download links are not in english language, you must use a browser with automatic translation i recommed google Chrome.

All Useful And Needed Files For The LG LEON

LG LEON OFFICIAL/STOCK FIRMWARES DOWNLOADS ( 5.0 ROMS) 

HOW TO INSTALL THE ABOVE KDZ FILES AND ALSO UNBRICK YOUR DEVICE

• Install Drivers and Unrar LG Flashtool.rar into a folder

• Download above Kdz firmware and copy to the LG Flashtool Folder.
• Switch off Remove your phone battery and put it back in.
• Hold the Volume Up button (ONLY) while connecting to the USB cable(The Volume Up button needs to be hold until it reaches the download mode section)

• Open Device Manager
• Change the LGE Mobile USB Serial port to COM 20
• Open Flash Tool Select Type: 3GQCT PhoneMode: EMERGENCY KDZ( The kdz you download. It must be at same folder as the LG Flash tool!)

• Click on Normal Flash Click on Clear update registry Country: Different Country Language: English Click okay and wait for the LG Mobile Support tool to recognize the device.
• It takes a minute or two but the flashtool will recognize your phone.

• The software starts the extraction and re-boots at 100%. You can remove USB cable, your device will boot normally, and the device is no longer stuck in a boot loop.

HOW TO UNLOCK BOOTLOADER

• Launch the Settings Application

• Scroll Down and Tap on About Phone(or About Device)

• Locate the Build Number Section Tap on the Build Number Option 7 Times

• Go Back to the Main Settings Page Scroll Down and Tap on Developer Options

• Enable USB Debugging mode.

• Look for the ‘OEM Unlock’ Option in the Developer Mode Section (tap and check the box)

• Now the bootloader is unlocked.

HOW TO ROOT AND INSTALL SupuerSU

• Download and unzip the rooting file ( LG_Leon_OCR_v2 4. )

• Connect your LG leon to the computer via USB cable.

• Make sure you have unlocked bootloader.

• In the Extracted LG_Leon_OCR_v2 folder click the root.bat (This will root your device)

• Follow the instructions and wait. (Phone will reboot a couple times)

• When done you may need to remove battery and reboot.

• You are now rooted. 

HOW TO INSTALL XPOSED FOR LG LEON MS345

• Boot into recovery TWRP Tap Install

• Navigate to folder you saved xposed-v79-sdk22-arm.zip and select.

• Swipe to confirm Flash.

• When Flash is complete Reboot to System.

• Install XposedInstall_3.0_alpha4.apk

• Now you should have Xposed framework installed and be able to download modules.

KERNELS DOWNLOAD

Optimal kernel for Lg leon
Install with Twrp recovery work with stock Firmware.

OptiSmartKernel [3.10.54]

FEATURES:
-Optimized
-Plavnost
-Reduce Heat
-optimization GPU
Disabling unnecessary logging and reduced the size of the buffer
-A large free RAM
-Undervolting
-Dynamic FileSync
some minor fixes

All thanks to
igronafr229  and djperya
Download Optismart Kernel

Another Android kernel cwm

Download

AVAILABLE CUSTOM ROMS FOR  LG LEON  

Note: Do not forget to backup your stock firmware before installing any of the custom roms. Am not responsible for brick phones and data loss, if any problem or errors should occur i will do my best to help.

AOSP CUSTOM  ROM

DOWNLOAD

GAPPS
DOWNLOAD

EXCEPTIONOS CUSTOM ROM

DOWNLOAD

Root Update Supersu
Download

EXCEPTION V2

DOWNLOAD

EXCEPTIONOS v3.1.zip

DOWNLOAD

LP UlTIMATE CUSTOM ROM

DOWNLOAD

ZENUI CUSTOM ROM

This firware has some bugs, but it is usable
Bugs:
Gallery does not play some videos
Problems with sound
keyboard disappears after flashing Gapps. You can download keyboard from store

DOWNLOAD

HTC UI CUSTOM ROM

DOWNLOAD