How to unlock bootloader and root the LG Stylo 6 and K51 K61 and other K model LG devices

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XGreenStarz

Member
May 1, 2015
8
1
Ok so im still stuck on it trying to connect the sp client and the Mk client , mk just says failed handshake.
 
Last edited:

RAMBO=NOOB

Member
Oct 29, 2021
18
1
Ok I was finally able to connect, back up, bootloader unlock and root my stylo 6.
I could never get the phone to connect with SPFT and mtkclient.

What I eventually did was open the phone and short the test points. (Mobo had to be removed, test points are on screen side of board)
After doing that the phone will connect instantly to mtkclient, and in my case I had no need to use SPFT at all.

Also I updated to latest firmware with Feb 2022 security patch and could still connect no problem and flash boot images.

Hopefully this helps anyone like me who can't get a connection to their phone otherwise.

Thanks to @Warlockguitarman for the tutorial, nice job!
How did you short out the test points exactly, I have mobo removed and according to gsm1x website these 2 gold does are the test points... But how do I short them
 

Smilez4

Member
Jul 7, 2022
15
1
Can I join your discord looking to find some geo or asop instructions thanks for your work on the lg stylo 6
 

thadarkone

New member
Jul 7, 2016
3
1
Yo why not make a vid on how to do this wont that be much easier for ppl to do ?
if there is a vid share it !!!
 

TheWhiteTyger

New member
Jun 11, 2019
4
0
Warlockguitarman thank you, for a first time tutorial it isn't too bad. It got this idgit rednek to have a rooted LG Stylo 6 now, w00t! Thanks so much.

For others three recommendations. #1 BACKUP BACKUP BACKUP! #2 acquire LGUP modified for all phones just in case something goes horribly wrong and a KDZ (I used the first known OTA update file, probably a dumb decision but I'll take root over updated because once updated, PreLoader wouldn't work with Linux/Windows, and #3 Linux is your friend, but REINSTALL the mtkclient and run from the same terminal window, make sure all files names and paths are correct. Best to dump the patched_a & patched_b in the same directory as the mtkclient command.

Trying to help to encourage cuz as I said if I can eventually get it done, anyone should with enough patience. It also helps to change out USB cords, ports and always have the SPI flash tool running in download mode before executing the command in powershell if using windows method. Windows 10 really is a PITA to try to connect to the phone, but Linux once working again was a DREAM to work with, highly recommend trying to futz with learning some commands for terminal.

Good luck everyone, and many thanks and kudos to you once more, Warlockguitarman. I would buy you a coffee, but the government pays for my phone service. I just happened to "inherit" the phone and was tired of Google Play Services always eating up data...

Now to sift through and try to find this discord server I keep reading about that keeps being removed. lol
 

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    STYLO 6 MTKCLIENT INSTRUCTIONS FOR FLASHING, BACKING UP, UNLOCKING THE BOOTLOADER, AND ROOTING ON WINDOWS 10/11:

    !!!WARNING!!! ATTEMPT THIS AT YOUR OWN RISK, READ THE FULL TUTORIAL BEFORE YOU START!!! I AM NOT RESPONSIBLE FOR ANY BRICKED DEVICES! THIS PROCESS IS NOT FOR THE INEXPERIENCED PLEASE HAVE ADB COMMANDS KNOWLEDGE BEFORE TRYING TO ATTEMPT!!

    THIS PROCESS WILL WIPE ALL YOUR DATA SO BE PREPARED FOR THE FACTORY RESET TO BE FORCED BEFORE YOU CAN BOOT THE PHONE!!!

    DOWNLOADS:
    1. Download Python from here "https://www.python.org/downloads/"
    2. Download USBDK here "https://github.com/daynix/UsbDk/releases/download/v1.00-22/UsbDk_1.0.22_x64.msi"
    3. Download mtkclient here "https://github.com/bkerler/mtkclient"
    4. Download SP Flash Tool here "https://www.mediafire.com/file/kyoksq6kncpg8sg/SP_Flash_Tool_v5.2124_Win.zip/file"
    5. Download Magisk APK here "https://github.com/topjohnwu/Magisk/releases"

    INSTALLATION:
    1. Install Python (select "Add Python X.X to PATH")
    2. Install USBDK
    3. Install Mtkclient- While in the mtkclient folder hold shift and right click and select "Open PowerShell window here" Run this command in that window "python setup.py install" and then run command "pip3 install -r requirements.txt" Mtkclient is now installed correctly.
    4. Install SP Flash Tool and use the Scatter file I provided and the preloader file I provided.
    5. MTK VCOM Drivers need to be installed.

    NEED TO KNOW:
    ***For the Stylo 6 to connect you must remove some of the loaders from the mtkclient-main\mtkclient\Loader file leaving MTK_AllInOne_DA_5.2136.bin as the only loader needed. Just highlight the unneeded ones and cut and paste them into the parent folder so you will have them for other devices.

    ***To run a command you will need to hold shift and right click to open a PowerShell window to use the tool.

    ***With Mtkclient waiting for the phone to be connected by hitting enter with your command entered, you will also need to click "Download" in SP Flash Tool to cause it to be waiting for the phones connection.

    Now that both tools are awaiting the phones connection make sure the phone is completely shut off and plug it in WITHOUT ANY BUTTONS PUSHED! You should now be connected to Mtkclient and the tool will be running the command you entered. If you do not get connected with a couple attempts close out mtkclient powershell window and reopen it.

    !!!!!DO NOT UNLOCK OR ROOT THE PHONE BEFORE A PROPER BACK UP OF THE DEVICE IS TAKEN!!!!!

    !!!!!DO NOT SKIP THIS STEP!!!!!

    I recommend taking a full flash back up of the phone right off the bat, this will take a couple hours, but for more experienced users there is a backup of each partition separated into each file separately that will work too.

    "python mtk rf flash.bin" Is the command to make 1 single full flash file to restore the phone. To restore the phone with that file the command is "python mtk wf flash.bin"
    "python mtk rl out" Is the command that separates each partition into its each individual file and places the files in the out folder, to restore the whole out folder the command is "python mtk wl out" I recommend this backup after unlocking your bootloader so you will have your boot images to use for rooting.

    UNLOCKING YOUR BOOTLOADER:
    To unlock your bootloader you will first need a full backup to ensure you can recover a bricked device, you will then run these two commands in this order...
    "python mtk e metadata,userdata,md_udc"
    "python mtk da seccfg unlock"

    CONGRATULATIONS YOUR BOOTLOADER IS UNLOCKED!!!

    ROOTING YOUR PHONE:
    Now to root your phone you will need that single partition back up, or at least your boot_a.img or boot_b.img or both. "python mtk r boot_a,boot_b boot_a.img,boot_b.img" this will pull both your boot.img files only 1 is necessary, but both can be used.

    !!ATTENTION!! DO NOT, I REPEAT DO NOT MIX UP YOUR BOOT_A AND BOOT_B FILES YOU WILL LOOSE WIFI OR BLUETOOTH IF YOU FLASH THEM TO THE WRONG SLOT!!!

    You install the Magisk APK to your phone and you patch your boot.img with the app, change their names to patched_a.img and patched_b.img if you do both of them, you then copy them to your computer in the same folder that the mtkclient tool is located. If you have fastboot access you can flash patched_a.img to your phone with these commands... "adb reboot fastboot" then "fastboot flash boot_a patched_a.img" and you can ensure your phone boots to that slot with this command... "fastboot --set-active=a"
    On models without fastboot access, you will need to flash both your patched_a and patched_b.img with mtkclient.
    AGAIN DO NOT MIX THEM UP!!!

    "python mtk w boot_a,boot_b patched_a.img,patched_b.img"

    CONGRATULATIONS YOUR PHONE IS NOW ROOTED!!!

    NOW MAKE ANOTHER BACKUP!!!
    Many who are not experienced with root can easily brick or send their device into a bootloop. So once you get it successfully rooted I recommend you do another backup, run this command to do that
    "python mtk rf rootedflash.bin"
    that will give your new backup a different name so you can keep them organized. You will be able to restore it right back to where you have a freshly rooted phone.

    Tips and Tricks:
    If you have the 2021 December update you may need to flash an older firmware because LG made a patch to mess up the connection with mtkclient!
    To reboot the phone from Brom hold power and volume down buttons until it reboots.
    To boot the phone into recovery hold power and volume down until the phone says booting recovery, from recovery you can shut the phone down to try to connect to mtkclient on failed attempts and to boot into fastboot.

    On other devices the SP Flash Tool is not needed, like for instance the K51 doesn't need that step.

    Special thanks to Bjoern Kerler for his work on his mtkclient tool that makes this all possible.
    And to the team at Hovatek for working with me.

    I am hoping that a twrp is created for this device soon so that all of this will be a safer easier process, but for now you just have to tread lightly with modifications to the phone as many things aren't tested and may cause a bootloop or a bricked device.
    3
    You will lose all data. It forces a factory reset, my tutorial tells it all, the hard part is setting it up, once it's set up correctly it's just running all the commands, sometimes it takes a few attempts to get the phone to connect properly but other than that it's pretty straightforward, you don't gotta worry about bricking it if you make a proper backup first and follow the steps exactly as I've laid them out
    2
    Here is the scatter and preloader file for SP Flash Tool for the Stylo 6
    2
    Look at the read me in the mtkclient folder it tells what you need for Linux
    2
    Without using the test points you can get it to connect to mtk client by using sp flash tool to lengthen the time the stylo 6 is in the correct mode for mtk client, you won't connect to sp flash tool unless you use the by bypass utility, but the sp flash tool method is only needed for windows, use Linux for better connection