Thursday, November 12, 2015

How to Unlock Bootloader On LG G4 H815 Smartphone With Official Method.

How to Unlock Bootloader On LG G4 H815 Smartphone With Official Method.

Unlock Bootloader On LG G4 H815 . We know that LG G4 H815 smartphone has many advanced features in it, and have a great prize, But some people feel hesitate because LG G4 H815 came with locked bootloader. Why some one need to unlock booloader on LG G4 H815? This is the reason why should anyone unlock bootloader. Some one try to unlock bootloader on LG G4 H815 because they want to activate developer option or want to installing custom or modified ROMs, flash custom recovery and other twekas on their phones. So.. they have to unlock bootlader on LG G4 H815.

When you finished flash custom recovery, you would give tons of features and install other tweaks that require full system access to your android devices. Now, I will explain to you how to unlock bootloader on your LG G4 H815 phones devices.

Attention :  Unlocking your device may void all or parts of your warranty by LG. and you will never get OTA updates by LG. And one thing should you know that in this guide we can not get back our bootloader. it's mean you can Relock Bootloader. So, Beware what will you do. 

Guide To Unlock Bootloader LG G4 H815.

Before you following this guide, make sure you have installed ADB drivers and enabled OEM unlock. You will need the drivers for the computer to recognize the LG G4 H815 and OEM unlock needs to be enabled so the LG G4 H815 can go in fastboot mode.
  1. Make sure you have battery fully charged, we recomended that you have 80% of power
  2. Warning : Your LG G4 H815 might go dead permanently when your phone goes off suddenly, because your battery power is not charger properly when you perfomrming flash ROMs or installing mods and updates
  3. Always backup your important data, like music, video, and other application will delete or wipe all. So, you must backup all data before unlock bootloader. for backup SMS data you can see this guide
  4. Now you Go here, register and create a new account.
  5. You will receive a confirmation to your email. 

  6. Then click the link to confirm and activate your account.
  7. Now Go to this this page again to unlock the bootloader of the LG G4 H815.
  8. Select your phone with model number LGH815 and enter the IMEI number as well as your Device ID.
  9. You can check your IMEI number by going to Settings > About Phone.
  10. To find your Device ID, launch CMD and enter the following codes:
    • adb reboot bootloader
    • fastboot oem device-id
  11. You will get two lines of numbers. Copy them into a single line and enter them on the required fields on the unlock bootloader page.
  12. You will receive an email from LG with an attached file called unlock.bin.
  13. Then you can Open command prompt again on the folder where unlock.bin file is located and enter this command:
    • fastboot flash unlock unlock.bin
  14. Your LG G4 H815 will now have an unlocked bootloader and you can install a custom recovery and root the phone.
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