[Q]About to try and unlock my BL, maybe... - Atrix 4G Q&A, Help & Troubleshooting

When unlocking my BL do I use RSD Lite and fastboot or just RSD Lite? And if only RSD Lite does this sbf (ATT-2.3.4_Pudding_preroot)cover me if Im currently on 2.3.4 OTA and completely stock? Thanks!

Really, that many responses huh?
Sent from my MB860 using XDA App

http://forum.xda-developers.com/showthread.php?t=1154600
http://briefmobile.com/how-to-unlock-the-atrix-4g-bootloader
I have personally answered this questions at least 4 times.
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Instructions
1. If you’re on Gingerbread, skip to step 13. 2. Power down your Motorola Atrix 3. Take out your microSD card and SIM card for the flashing process 4. While turning the phone on, hold the Volume Up button until it acknowledges RSD 5. Your device will say “Starting RSD protocol support” 6. Run “RSD Lite” on your computer 7. Press the “. . .” button next to the box labeled “Filename” 8. Load up the SBF file The SBF file is located inside of the .zip file, you must extract it out before loading it into RSD Lite Use WinRAR or 7-Zip to extract the .zip file on your computer 9. Plug your device into your computer Use the USB ports on theback side of your computer for safety 10. RSD Lite should recognize your device and say “Model: NS Flash Olympus” and “Connected…” 11. Press the “Start” button 12. Be patient while the phone reboots. It will take a long time. 13. Open and extract the Fastboot package from above 14. Open a command prompt window On Windows, press Start and type “cmd” then press the enter button 15. Type the following command. Your directory will be the folder where you extracted the Fastboot package. (Example: cd C:\Users\Kenneth\Desktop\fastboot-package)
cd your directory here 16. Power down your Atrix device 17. Hold the power button and the downward volume button until you see “Fastboot” 18. Let go of the buttons and press the upward volume button once 19. You will now see “Starting Fastboot protocol support” 20. Plug your device into a USB port in the back slot of your computer Front slots sometimes do not have enough power to stay connected to the device. 21. Type the following command: fastboot oem unlock 22. You will now receive a warning along with a unique device ID 23. Type the following commands using your unique device ID in place of the ####: fastboot oem unlock #### fastboot reboot 24. Wait for your device to reboot. Congratulations! You now have an unlocked bootloader! from my MB860 using XDA App
I appreciate it but does being on gingerbread mean I've rooted already using a gingerbread sbf and I now move on to step 13 to unlock the bl? If so that means I need to start at 1. But if the 2.3.4 sbf I flash has root installed then do I stop at 12?
These posts don't answer these questions and that is the only reason I posted...

Two things:
1. Don't skip steps no matter which version you are on 2.2.2 or 2.3.4, you start at step#1 and do all steps up to the very last step. (Original instructions were written with assumption that 2.3.4 comes with unlocked BL already, but it didn't, so don't skip steps).
2. Steps 21 through 23 will have to be done twice. After first time you will get a "failed to boot" and a soft brick (normal behavior for 2.3.4 roms). Go back into fastboot and repeat the fastboot unlock steps, and all should be fine.

I'm glad what I tried already didnt work then because I had skipped to 13 due to the fact I'm on 2.3.4.
When I was starting the command prompt though and entered in the "cd C:\Temp etc..." It kept saying the path couldn't be found and that's where I extracted fast boot to...? If I run steps 1-12 will then find it automatically using the same cd prompt?
Thanks
Sent from my MB860 using XDA App

supermerkin said:
I'm glad what I tried already didnt work then because I had skipped to 13 due to the fact I'm on 2.3.4.
When I was starting the command prompt though and entered in the "cd C:\Temp etc..." It kept saying the path couldn't be found and that's where I extracted fast boot to...? If I run steps 1-12 will then find it automatically using the same cd prompt?
Thanks
Sent from my MB860 using XDA App
Click to expand...
Click to collapse
Download the fastboot package linked in prerequisites of that article.
Extract it to the root of C: drive.
To start a command prompt in that folder, go to C:/fastboot, right click while holding "shift" inside this folder and select "open command prompt here".

I will do just that, and thank you for the help.
EDIT: I dont know if you saw that this was the .sbf I plan on flashing with rsdlite. It says it has unlock built in, will it hurt the phone to flash this with rsd and then go into fastboot?
http://api.viglink.com/api/click?fo...m/C0I82IXH7V&jsonp=vglnk_jsonp_13149735232651 - 2.3.4 full sbf with unlocker and /preinstall root
Sent from my MB860 using XDA App

That file is a full sbf, it includes an unlockable bootloader AND root in /preinstall. You still have to go thru the step to unlock, and move the su binary from /preinstall to /system/bin
supermerkin said:
I will do just that, and thank you for the help.
EDIT: I dont know if you saw that this was the .sbf I plan on flashing with rsdlite. It says it has unlock built in, will it hurt the phone to flash this with rsd and then go into fastboot?
http://api.viglink.com/api/click?fo...m/C0I82IXH7V&jsonp=vglnk_jsonp_13149735232651 - 2.3.4 full sbf with unlocker and /preinstall root
Sent from my MB860 using XDA App
Click to expand...
Click to collapse

Related

[System] Rooted R800i 3.0.1.A.0.145 [UK]

Unlocked bootloader required.​
First, you need to unlock the bootloader referred to [TUTORIAL] Sony Ericsson Xperia Arc bootloader unlocking by lollylost100.
Then, download the system image you needed:
[New 2011-05-27] R800i_3.0.1.A.0.145_UK_system.zip (155.9 MB)
http://www.multiupload.com/BFNXWME4QB
http://u.115.com/file/bh1yeh44
PS: It's highly recommand to flash the unrooted .145 UK tft ([ROM] R800i_3.0.1.A.0.145 - Generic UK Firmware by thomassafca) via flashtool and flash this rooted images becuase the Baseband version was updated.
Downlaod the Android SDK (android-sdk_r11-windows.zip) via http://developer.android.com/sdk/
Extract android-sdk_r11-windows.zip to C:\
Extract the system.zip file to C:\android-sdk-windows\tools and downloaded the SYSTEMFILE.img file. (Filename will get different)
Open "SDK Manager.exe" from C:\android-sdk-windows
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Press "Cancel" from the "Choose Packages to Install" box.
Go to "Available packages" and double click "Android Repositoey".
Choose "Android SDK Platform-tools, revision 4" and click "Install Selected".
Click "Install".
Installing...
Click "Yes" to restart the ADB.
Click "Close" and close the SDK Manager.
Go to "C:\android-sdk-windows\platform-tools" and copy AdbWinApi.dll AdbWinUsbApi.dll to "C:\android-sdk-windows\tools"
C:\android-sdk-windows\tools (Before)
C:\android-sdk-windows\tools (After)
Make sure that the .dll files in C:\android-sdk-windows\tools
Unplug the USB cable and power off the phone
Press the "Search" button and plug the USB cable.
After that you will see the BLUE Notification light.
Go to the Start menu and click Run. Type cmd and press enter.
Type
Code:
cd \android-sdk-windows\tools
fastboot devices
and press enter.
If you got XXXXXXXXXXXXXX fastboot that means your phone successfully connected.
Then, you can flash the system img to phone.
Type
Code:
fastboot flash system [B]SYSTEMFILE.img[/B]
and wait a few minutes. (Please change SYSTEMFILE.img to the file your have extracted)
After Flash operation complete, reboot the phone!
Regards,
Kan
Downloading now will report back when flashed and booted
can confirm success, works fine!
will now reflash my package so i can wipe, flash the img file and use titanium backup to restore back.
~Many thanks
thanks kanzone, it's really apreciated
so this is confirmed to work then
nukester84 said:
so this is confirmed to work then
Click to expand...
Click to collapse
yes its working
nukester84 said:
so this is confirmed to work then
Click to expand...
Click to collapse
waz000000 said:
Downloading now will report back when flashed and booted
can confirm success, works fine!
will now reflash my package so i can wipe, flash the img file and use titanium backup to restore back.
~Many thanks
Click to expand...
Click to collapse
FrAsErTaG said:
yes its working
Click to expand...
Click to collapse
Thanks all for testing and report.
Regards,
Kan
Sent from my LT15i using XDA Premium App
Thanks a lot
so does this completely wipe all your data? ill probably wait for an easier root method. Good going though
No this doesn't wipe your data
Could someone convert this to a .ftf for me please
Sent from my R800i using XDA App
Can someone reply REALLY quickly as i'm going out for the weekend in about 2 hours and want this done before i leave.....
Basically, all i need to do is:
1. flash the non-rooted rom
2. reboot handset
3. flash the rooted rom
4. reboot handset
5. enjoy the rooted fun of my play!!
EDIT:
OK, so i just went ahead and did it, and guess what, IT WORKED!!!!!
**** myself slightly after flashing the non-rooted ftf file, but it all went smoothly and i am now rooted on 2.3.3
nukester84 said:
Could someone convert this to a .ftf for me please
Sent from my R800i using XDA App
Click to expand...
Click to collapse
We are not able to create the .ftf becuase there were something encrypted.
Regards,
Kan
Just tried Pauls gtalk with video on this new update. And can confirm it now works. link is in another thread.
Sent from my R800i using XDA Premium App
Rooted and Booted Thanks very much Kan.
Something to note to others:
1. the sdk is now r11
2. the adbXXXX.dll file required has been moved from the default "tools" directory to "platform-tools" so you need to update the PATH system variable to ensure it is seen by windows when u run the fastboot command. Took me a while to figure that out, I don't read the readme files as a general rule
I'll write up more if needed, right now I'm tired and there is beer in the fridge & poker tourns about to start
Have a great weekend all...
Rixter757 said:
Rooted and Booted Thanks very much Kan.
2. the adbXXXX.dll file required has been moved from the default "tools" directory to "platform-tools" so you need to update the PATH system variable to ensure it is seen by windows when u run the fastboot command.
Click to expand...
Click to collapse
This was already so in the last version, I just copied all the content from platform-tools into the tools folder, problem solved
Rixter757 said:
Rooted and Booted Thanks very much Kan.
Something to note to others:
1. the sdk is now r11
2. the adbXXXX.dll file required has been moved from the default "tools" directory to "platform-tools" so you need to update the PATH system variable to ensure it is seen by windows when u run the fastboot command. Took me a while to figure that out, I don't read the readme files as a general rule
I'll write up more if needed, right now I'm tired and there is beer in the fridge & poker tourns about to start
Have a great weekend all...
Click to expand...
Click to collapse
Thanks for your information.
I'll update the step to r11 soon.
Regards,
Kan
Sent from my LT15i using XDA Premium App
this way (boot loader unlocked) will stop track ID right? Then the like button in music app wont work waiting for a locked root method
tried flashing the rooted image after the original image
Hi I tried to flash the rooted image over the unrooted image mentioned in the 1st post. But fastboot gave error message: FAILED (remote: The device must be rooted first).
Anyone encounters this problem?
thanks in advance
zceep24 said:
Hi I tried to flash the rooted image over the unrooted image mentioned in the 1st post. But fastboot gave error message: FAILED (remote: The device must be rooted first).
Anyone encounters this problem?
thanks in advance
Click to expand...
Click to collapse
to flash using fastboot you first need unlocked bootloader.
Sent from my R800i using XDA Premium App
NielDK said:
to flash using fastboot you first need unlocked bootloader.
Sent from my R800i using XDA Premium App
Click to expand...
Click to collapse
works perfectly. thanks for the info

[Q] Guys pls help

hi guys....today i rooted my moto e with the help of this site.....after rooting was completed my phone showed warning bootloader unlocked but after it started i checked with root checker app and it shows my phone is not rooted....so i tried to repeat steps of rooting........but when i type command "fastboot oem unlock 'unique key'" it says that my device is already unlocked......i dont know what to do now to root it properly......pls help....thnx in advance
i only did these six steps.....
1.) Put your device in fastboot mode (power off, then press the power and volume down buttons simultaneously).
2.)Open Command Prompt on androidsdk/platform-tools/ (Hold Shift and right click and press open command window here)
Connect your Phone to PC
3.)Type this in the CMD prompt window - fastboot oem get_unlock_data
You will get a return string. Copy it. [Right Click-Mark- Mark the text by pressing the shift key-Now press Ctrl+C]
Paste all the lines together in a notepad. Remove the empty spaces.
4.)Now go to the Motorola Site.Sign in using your Google account or Motorola ID. Scroll down the page and paste the copied string in the field at step #6. Then click on ‘Can my device be unlocked?’, after which a "REQUEST UNLOCK KEY" button will appear at the bottom of page. To get your unlock key, select the ‘I Agree’ option. Note: You will receive an email with your Unlock Key at the email address you used to log in there. Important – Copy the 20-character key that Motorola sent you via email. Make sure your device is connected.
5.)Then in CMD type: fastboot devices (To check your device is connected)
6.)Then type: fastboot oem unlock UNIQUE_KEY
......do i have to do something more...like sumthing i saw on video on twrp flash
smarty007us said:
hi guys....today i rooted my moto e with the help of this site.....after rooting was completed my phone showed warning bootloader unlocked but after it started i checked with root checker app and it shows my phone is not rooted....so i tried to repeat steps of rooting........but when i type command "fastboot oem unlock 'unique key'" it says that my device is already unlocked......i dont know what to do now to root it properly......pls help....thnx in advance
i only did these six steps.....
1.) Put your device in fastboot mode (power off, then press the power and volume down buttons simultaneously).
2.)Open Command Prompt on androidsdk/platform-tools/ (Hold Shift and right click and press open command window here)
Connect your Phone to PC
3.)Type this in the CMD prompt window - fastboot oem get_unlock_data
You will get a return string. Copy it. [Right Click-Mark- Mark the text by pressing the shift key-Now press Ctrl+C]
Paste all the lines together in a notepad. Remove the empty spaces.
4.)Now go to the Motorola Site.Sign in using your Google account or Motorola ID. Scroll down the page and paste the copied string in the field at step #6. Then click on ‘Can my device be unlocked?’, after which a "REQUEST UNLOCK KEY" button will appear at the bottom of page. To get your unlock key, select the ‘I Agree’ option. Note: You will receive an email with your Unlock Key at the email address you used to log in there. Important – Copy the 20-character key that Motorola sent you via email. Make sure your device is connected.
5.)Then in CMD type: fastboot devices (To check your device is connected)
6.)Then type: fastboot oem unlock UNIQUE_KEY
......do i have to do something more...like sumthing i saw on video on twrp flash
Click to expand...
Click to collapse
What you did is for unlocking bootloader see this for rooting : http://forum.xda-developers.com/showthread.php?t=2755336
iTudorS said:
What you did is for unlocking bootloader see this for rooting : http://forum.xda-developers.com/showthread.php?t=2755336
Click to expand...
Click to collapse
Super thnx man.... onw more thing what folder is "root of my internal memory?"
smarty007us said:
Super thnx man.... onw more thing what folder is "root of my internal memory?"
Click to expand...
Click to collapse
This one, the explorer wich I'm using is miXplorer.
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Stuck on bootloader unlock

Second time Ive gotten stuck in this whole process, man I dont get why no one else seems to be having trouble but myself Worked on this part for at least 40 minutes before posting, will continue while I wait for response.
This part of the instruction:
14. Go to the directory where you downloaded your bootloader unlock key.
15. Enter "fastboot flash unlock unlock.bin" in DOS command window.
“unlock.bin” is the bootloader unlock key you received in the email.
I feel like I must be missing somthing here, because I dont understand why Im bothering to "go to the directory wherer the unlock key is" if Im just going to be entering a command in the dos window. It's not like im browsing to it then adding it, then opening it in a piece of software or whatever....
Either way, just copy pasting "fastboot flash unlock unlock.bin" (without quotations) I get an error "cannot load "unlock.bin"
Using Minimal adb as cmd, this is correct right?
"Edit" Update:
Should I be using adb.exe instead of minimal adb? No need in explaining every step that led to this, but I have this folder now in my c drive (https://gyazo.com/703ba598851878527d817c8ff68ae11b) I've tried running adb.exe as admin, even not as admin, and the command window just flashes up quickly and disappears. This makes more sense to me even though it's not working for some reason.
Thanks
Copy that unlock.bin file to the same folder where your fastboot files are. The same folder where you are right-clicking to create the command window.
Your TWRP file should also be in that same folder (for later).
It's going to look for files in that folder that you are telling it to "flash". If it can't find the file, it can't flash that file.
The instructions are written poorly. I knew what to do, based on past experience.
Sent from my official open market LG US998 V30+
ChazzMatt said:
Copy that unlock.bin file to the same folder where your fastboot files are. The same folder where you are right-clicking to create the command window.
Your TWRP file should also be in that same folder (for later).
It's going to look for files in that folder that you are telling it to "flash". If it can't find the file, it can't flash that file.
The instructions are written poorly. I knew what to do, based on past experience.
Sent from my official open market LG US998 V30+
Click to expand...
Click to collapse
Alright, so youre saying the unlock.bin folder goes into the folder in my screenshot, with the 4 files in it correct? If so, shift right click open cmd window is the only way to bring up the right cmd window in order to unlock the bootloader? If so, is that option default on your pc? I don't have the right click open command window option available. I read into that, it have the impression it was disabled at some point, the task of restoring the option seemed somewhat arduous, at least according to a couple of the walthrough's I read. Are you aware of a simpler method of making this option available?
thanks so much Chazz for youre reply, I was really looking forward to doing this today and this small step has roadblocked me for hours at this point, really appreciate it man
breacherman said:
Alright, so youre saying the unlock.bin folder goes into the folder in my screenshot, with the 4 files in it correct? If so, shift right click open cmd window is the only way to bring up the right cmd window in order to unlock the bootloader? If so, is that option default on your pc? I don't have the right click open command window option available. I read into that, it have the impression it was disabled at some point, the task of restoring the option seemed somewhat arduous, at least according to a couple of the walthrough's I read. Are you aware of a simpler method of making this option available?
thanks so much Chazz for youre reply, I was really looking forward to doing this today and this small step has roadblocked me for hours at this point, really appreciate it man
Click to expand...
Click to collapse
In that folder with your fastboot files, you hold the keyboard "shift" key down, while simultaneously right clicking (in an empty space) with your mouse. In that right click menu should be an option to open a command window. You would click on that option.
Sent from my official open market LG US998 V30+
Powershell, it's powershell. I knew that was a command window, why was I missing it, I'm sure it was there the whole time. Thanks Chazz, looks like I'm gtg.
breacherman said:
Second time Ive gotten stuck in this whole process, man I dont get why no one else seems to be having trouble but myself Worked on this part for at least 40 minutes before posting, will continue while I wait for response.
This part of the instruction:
14. Go to the directory where you downloaded your bootloader unlock key.
15. Enter "fastboot flash unlock unlock.bin" in DOS command window.
“unlock.bin” is the bootloader unlock key you received in the email.
I feel like I must be missing somthing here, because I dont understand why Im bothering to "go to the directory wherer the unlock key is" if Im just going to be entering a command in the dos window. It's not like im browsing to it then adding it, then opening it in a piece of software or whatever....
Either way, just copy pasting "fastboot flash unlock unlock.bin" (without quotations) I get an error "cannot load "unlock.bin"
Using Minimal adb as cmd, this is correct right?
"Edit" Update:
Should I be using adb.exe instead of minimal adb? No need in explaining every step that led to this, but I have this folder now in my c drive (https://gyazo.com/703ba598851878527d817c8ff68ae11b) I've tried running adb.exe as admin, even not as admin, and the command window just flashes up quickly and disappears. This makes more sense to me even though it's not working for some reason.
Thanks
Click to expand...
Click to collapse
how to relock it please ?
octopus82 said:
how to relock it please ?
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For G6 but should be the same for LG V30.
https://www.androidexplained.com/lg-g6-lock-bootloader/

LGK9 TV BootLoader Unlock

Hello, I'm trying to unlock the bootloader of my cell phone which is lg k9 tv to be able to root but I can't do it at all, I've tried the tutorials of the entire internet, the adb drivers don't appear to be updated in the windows device manager 10, even with the help of a friend who has more knowledge on cell phones he was unable to unlock, and I also can't get into fastboot mode which is essential from what I saw, I've seen a tutorial on how to get into fastboot but my lg k9 doesn't no way in fastboot, if you can help me thank you.
diego998kk said:
Hello, I'm trying to unlock the bootloader of my cell phone which is lg k9 tv to be able to root but I can't do it at all, I've tried the tutorials of the entire internet, the adb drivers don't appear to be updated in the windows device manager 10, even with the help of a friend who has more knowledge on cell phones he was unable to unlock, and I also can't get into fastboot mode which is essential from what I saw, I've seen a tutorial on how to get into fastboot but my lg k9 doesn't no way in fastboot, if you can help me thank you.
Click to expand...
Click to collapse
LG's USB driver doesn't get updated by Windows: it's on you to ensure to have driver's latest version installed.
Visit LG's website.
To root device's Android 1st of all these 2 options must be enabled/allowed
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and FASTBOOT binary must be installed.
After device got rebooted
Go to the folder where ADB and Fastboot binaries are installed.
Right-click in an empty location inside the folder while holding the Shift button.
Then select ‘Open command window here’ or ‘Open PowerShell window here.’
Enter the command fastboot flashing unlock and hit Enter-button
You will see an option for bootloader unlock on your device’s screen.
Use the volume buttons to move up and down and select the option to unlock the bootloader.
A prompt will pop up, asking for confirmation. Use the power button to confirm your selection as yes, and you are done.
The phone will now reboot to fastboot mode.
Enter the command fastboot reboot and it will boot into PC.
jwoegerbauer said:
LG's USB driver doesn't get updated by Windows: it's on you to ensure to have driver's latest version installed.
Visit LG's website.
To root device's Android 1st of all these 2 options must be enabled/allowed
and FASTBOOT binary must be installed.
After device got rebooted
Go to the folder where ADB and Fastboot binaries are installed.
Right-click in an empty location inside the folder while holding the Shift button.
Then select ‘Open command window here’ or ‘Open PowerShell window here.’
Enter the command fastboot flashing unlock and hit Enter-button
You will see an option for bootloader unlock on your device’s screen.
Use the volume buttons to move up and down and select the option to unlock the bootloader.
A prompt will pop up, asking for confirmation. Use the power button to confirm your selection as yes, and you are done.
The phone will now reboot to fastboot mode.
Enter the command fastboot reboot and it will boot into PC.
Click to expand...
Click to collapse
a question, can it be the universal drivers or does it have to be the device itself?
jwoegerbauer said:
LG's USB driver doesn't get updated by Windows: it's on you to ensure to have driver's latest version installed.
Visit LG's website.
To root device's Android 1st of all these 2 options must be enabled/allowed
and FASTBOOT binary must be installed.
After device got rebooted
Go to the folder where ADB and Fastboot binaries are installed.
Right-click in an empty location inside the folder while holding the Shift button.
Then select ‘Open command window here’ or ‘Open PowerShell window here.’
Enter the command fastboot flashing unlock and hit Enter-button
You will see an option for bootloader unlock on your device’s screen.
Use the volume buttons to move up and down and select the option to unlock the bootloader.
A prompt will pop up, asking for confirmation. Use the power button to confirm your selection as yes, and you are done.
The phone will now reboot to fastboot mode.
Enter the command fastboot reboot and it will boot into PC.
Click to expand...
Click to collapse
When I try to put it on bootloader mode it fails.
Follow the steeps I've done:
1. Turn On USB Debug mode and OEM Unlock at Developer menu.
2. Plug in and do adb command "adb devices"
3. When appear the list with my phone I do the command "adb reboot bootloader"
But when it restarts it goes to system and not to bootloader screen.
Ive tried also "adb reboot fastboot" and "adb reboot download" but the same happens.
@diego998kk
Press and hold the volume down and power buttons until the LG logo appears, then release them. If this doesn’t work, you may have to release the power and volume down buttons for a second when the LG logo appears, then re-press them until the bootloader shows up what may take some seconds.
jwoegerbauer said:
@diego998kk
Press and hold the volume down and power buttons until the LG logo appears, then release them. If this doesn’t work, you may have to release the power and volume down buttons for a second when the LG logo appears, then re-press them until the bootloader shows up what may take some seconds.
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None worked
diego998kk said:
When I try to put it on bootloader mode it fails.
Follow the steeps I've done:
1. Turn On USB Debug mode and OEM Unlock at Developer menu.
2. Plug in and do adb command "adb devices"
3. When appear the list with my phone I do the command "adb reboot bootloader"
But when it restarts it goes to system and not to bootloader screen.
Ive tried also "adb reboot fastboot" and "adb reboot download" but the same happens.
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Me too
Someone did unlock LG K9 TV bootloader

[GUIDE] Bootloader unlock and root without TWRP - ZE554KL, Z01KD*

Hello,
As I had a somehow hard time to find a comprehensive guide on how to unlock the bootloader and root the Zenfone 4, here is a quick guide on how to do so. The method below was successfully used on a Z01KDA.
As usual: this guide will be used at your own risk. I won't accept any responsibility in any way if it results in a damage of any sort on your device.
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PREREQUISITES
Zenfone 4 (that... should be obvious, but who am I to judge)
A computer with:
Windows (at least Windows 7, I guess)
Fastboot ready to use (I recommend using the file from this link as it is the most straightforward, but if you prefer the SDK tools, well, you do you) and being able to use it (though on a basic level)
A USB-C cable capable of transferring data
Time to read all the annoying stuff below, and patience.
1. Bootloader unlock (from this thread // thanks to OP @shakalaca)​
Whichever method you use to unlock your bootloader, all your personal data and settings will be erased and your phone will be restored to factory default. So, backup everything before going forward.
As this method was used on a rather old version of the Zenfone 4 firmware, I suggest that you use the official downgrade method from Android P to Android O. To do so :
Download the file here on your computer (the main page is located here, under Drivers & Tools), and put it at the root of the phone, do not change the name of the file
After unplugging your phone, it will prompt a software update, proceed with it
If it doesn't work for any reason, use this method instead:
Put the file on a SD card (...inside the phone)
Reboot the phone to recovery (via ADB, or Power button + Volume down)
Install the update from recovery
Wait for the phone to reboot.
After the downgrade, you can proceed to the bootloader unlock:
Download the method of @shakalaca located here
Unzip all the files to the same folder
Get into fastboot on the phone (reboot with Power button + Volume up)
Make sure that your phone is detected with
Code:
fastboot devices
Run the file "ze554kl_unlock.bat" as administrator
Let it do its magic
Your phone will reboot, congrats, the bootloader is unlocked.
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
2. Install the latest firmware available on your Zenfone 4​
Follow the same steps as in the previous guide (1.), but with this file (the main page is located here, under BIOS & FIRMWARE ==> you have to click on EXPAND ALL to see all files)
3. Root​
On your phone:
Download the Magisk Manager apk from this link on your phone
Install it
On your computer:
Download the file from step 2. above
Extract it to any location
Locate the file boot.img and put it your phone.
On your phone:
Open Magisk
Click on Install
On the next screen, select
Preserve AVB 2.0/dm-verity
Preserve force encryption
Click NEXT
Under Method, click Select and Patch a File
Select the boot.img file
Let Magisk patch the file
Locate and put the modified boot.img file on your computer (in the same folder as the one with fastboot if you did not install it system wide)
Get into fastboot mode (reboot with Power button + Volume up)
On your computer
Open a cmd window
cd to the folder where the modified boot.img is located
Check if your phone is detected with the following command:
Code:
fastboot devices
Input the following command and press Enter:
Code:
fastboot flash boot name_of_the_modified_boot.img
Reboot your phone with the following command:
Code:
fastboot reboot
Your phone will reboot, congrats, it is rooted.
Feel free to ask any question if this guide is not clear, but it should be easy to follow!
I'm not getting past step 1 because my computer doesn't recognize the cell phone when it's in csc mode, it doesn't appear even when I do the fastboot devices command, could you help me?
JãoFrango said:
I'm not getting past step 1 because my computer doesn't recognize the cell phone when it's in csc mode, it doesn't appear even when I do the fastboot devices command, could you help me?
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install adb drivers

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