Help with LMX210HM (LG K9) - General Questions and Answers

Hi, im using a LMX210HM Device (SW:X210HM10D), which i cannot unlock. I have tried many programs like Z3X (cracked), Adb programs, KingORoot, etc.
Also, i was following (trying) the instructions over here:
- https://forum.xda-developers.com/android/development/recovery-twrp-3-2-3-0-lm-x210-devices-t3892891
Got Usb debug on, Oem unlock on, Auto-updates off, a fresh factory reset (via hidden menu code), and last but not least adb drivers, LG drivers, Android studio drivers too.
Can anyone help me find this out or guide me? It's my first android experience lol
regards and thanks.
PD: I had read that i could do a downgrade, what's that about and how could i do it?

Related

[Q] Can't unroot: ADB doesn't work in bootloader mode, but works in debug mode

The phone is unlocked, with clockworkmod recovery 6.0.1.0 and stock rooted 4.1.1 ROM.
I'm using Windows 7 x64 SP1.
When the phone is ON and the debug mode is activated, it shows correctly under "device manager" and adb works right, but when I reboot in bootloader ADB doesn't see any attached device even if it shows correctly under device manager.
I tried to update the USB driver of the Android SDK but dosn't work
I then uninstalled it and tried to install the Universal Naked Driver (almost all of the nexus or samsung types) but doesn't work
I uninstaleld it and tried another USB driver found on the forum but doesn't work.
I tried to install Android SDK on another PC with Windows 7 x86 SP1 and repeat all the steps but it's the same.
How can I unroot and lock the device if it doesn't shows when in bootloader mode?
You don't use adb in bootloader. You use fastboot.
Locking the bootloader does not unroot by the way.
crespo80 said:
The phone is unlocked, with clockworkmod recovery 6.0.1.0 and stock rooted 4.1.1 ROM.
I'm using Windows 7 x64 SP1.
When the phone is ON and the debug mode is activated, it shows correctly under "device manager" and adb works right, but when I reboot in bootloader ADB doesn't see any attached device even if it shows correctly under device manager.
I tried to update the USB driver of the Android SDK but dosn't work
I then uninstalled it and tried to install the Universal Naked Driver (almost all of the nexus or samsung types) but doesn't work
I uninstaleld it and tried another USB driver found on the forum but doesn't work.
I tried to install Android SDK on another PC with Windows 7 x86 SP1 and repeat all the steps but it's the same.
How can I unroot and lock the device if it doesn't shows when in bootloader mode?
Click to expand...
Click to collapse
Have you tried the Nexus Root Toolkit by WugFresh? It is an application that takes you in several easy steps in installing drivers, rooting, and lock/unlock your device. For installing drivers there are several additional steps when installing them seems unsuccessful.
Leauwie said:
Have you tried the Nexus Root Toolkit by WugFresh? It is an application that takes you in several easy steps in installing drivers, rooting, and lock/unlock your device. For installing drivers there are several additional steps when installing them seems unsuccessful.
Click to expand...
Click to collapse
This is true, I've used Wugfresh toolkit too but I had some problem...
I've Nexus S 9023, with wug toolkit I had no problem to install driver with its very complete guide, this part can solve your problem but make attention on other function, for example with it I've also unlocked my phone but when I tried to root my device freeze.
So maybe that not all toolkit function will work well on all Nexus S.
Please stop with this toolkit nonsense.
Its not a driver issue at this point. Its the user using ADB instead of fastboot.
Remove this and that when he is just using the wrong command. This is the nonsense you see when all people know is some toolkit.
Yeah, I'm an idiot, that was not a driver issue
it's just because I usually root/unroot/unlock/lock my android phones once in a while (when I first buy and when I sell them), so I always forget some basic procedures and searching through the forums is always a mess, I spent three hours doing that, before posting...
I had forgotten ADB and fastboot weren't the same... anyway, I solved with WugFresh (I didn't know it, thanks for the tip) but I could have solved even with plain fastboot commands, I know
Anyway, I'm surprised to realize that the real stock ROM is more stable than the rooted and deodexed stock ROM I was using before, now the 3G/2G/airplanemode swithing is blazing fast and the performance drops on some games are gone... I'll never figure out this Android world
Thanks for all your help :victory:

HELP NEEDED - Backing up Nexus 10 before unlocking & rooting

Hi,
I would need help with backing up my Nexus 10 tablet before unlocking & rooting it via Android toolkit.
I downloaded the software and followed the instructions from this link but I'm now stuck on backing up my apps. It says: Waiting for adb Mode.
Not sure what to do. I don't want to proceed unlocking the device as that would wipe my data. I have installed the drivers and enabled debug mode on my tablet. No idea what to do now. Can you please help me?
Thanks!
Veronika
Are you sure you did install necessary drivers?

How to root LG L50 Sporty (a.k.a LG D213c)

So this is my first post on XDA, due to the lack of information on this particular device. Here I'll try to explain how I managed to root this device after trying several methods available here and all over the web. First I'll explain what didn't work:
VROOT (*)
Framaroot
Motochopper
SRS Root
MTK Toolkit
Nearly every solution on the web
After trying every method above, I noticed none of them were working. They all were giving false positives. No ROOT at all. I was kinda frustrated, 'cause I had followed every instruction possible, without success. I double checked my PC drivers, and I noticed something odd: Every time I changed the USB connection type on the L50, Windows installed different drivers for the device. I'm saying this was odd because I installed the drivers from LG drivers pack, so I was a bit confused. So, after Windows Installed the drivers for MTP, Modem, PTP and LG mode, I tried VROOT and... VOILÁ! I had ROOT:laugh::laugh:
So here are the steps I followed, and the tools I used:
Download VROOT (a.k.a. as IRoot) from w w w. mgyun. c o m / en / getvroot (without spaces)
Enable DEBUG MODE (Surf the web if you don't know on how to do it).
Plug your device to your PC and wait until Windows Installs the drivers for the connection type.
Without unplugging the device, Change the USB connection type to the next one. Wait 'till windows finishes installation.
Repeat the previous step untill you finish with all connection types.
Check Device Manager for missing drivers. If you have some missing, repeat steps above.
Open VROOT/IROOT and plug your device to the PC. Follow on-screen instructions and wait.
ENJOY!
Now, I have to find a Custom Recovery that works with L50... so if you guys know where I can get one, I'll appreciate your help.
Your Thread will be moved to appropriate Section.
So I tried to make a recovery for this phone, but it cannot boot. It says boot certification error, and the phone reboots normally.
So is it possible that the bootloader is locked? I want recovery for this phone too.
someone know how i can do a nandroid backup on LG L50 ?
Thank you so much. Worked on D213AR
Can you confirm if there is a way to unlock NFC hidden option on my phone?
jam66 said:
someone know how i can do a nandroid backup on LG L50 ?
Click to expand...
Click to collapse
If you managed to get Root (with the steps described on the OP) You can use Titanium Backup.
THE Ghost2 said:
So I tried to make a recovery for this phone, but it cannot boot. It says boot certification error, and the phone reboots normally.
So is it possible that the bootloader is locked? I want recovery for this phone too.
Click to expand...
Click to collapse
same for me i made cwm for it cant boot to it because it has locked boot loader
So is it possible to root the phone with the official rom?
Or am i missing something?

[Completed] [Q] Strange issue with LG L80

Ok so I finally found a way to root this b***h the LG L80. I've had 3 Androids before - Sony and two LG's, rooted them no problem, but this one is just ridicilously hard to root... So I found yet another way the ioroot method, but again I'm encountering some problems, this time it goes like this... I installed all the latest drivers and all, latest SDK and ADB, and everything's fine, the adb shell works and all, but when I put it in recovery mode and choose Apply update from ADB my Windows say's The device is not recognized, one of the devices attached to this computer has malfunctioned and blah, blah...
Could someone help me get the adb sideload thing working, please?
KrustsRZR said:
Ok so I finally found a way to root this b***h the LG L80. I've had 3 Androids before - Sony and two LG's, rooted them no problem, but this one is just ridicilously hard to root... So I found yet another way the ioroot method, but again I'm encountering some problems, this time it goes like this... I installed all the latest drivers and all, latest SDK and ADB, and everything's fine, the adb shell works and all, but when I put it in recovery mode and choose Apply update from ADB my Windows say's The device is not recognized, one of the devices attached to this computer has malfunctioned and blah, blah...
Could someone help me get the adb sideload thing working, please?
Click to expand...
Click to collapse
Hmm ... you have already posted on xda assist ([Completed] [Q] Need rooting help LG L80!).
So I assume that you rooted like described in the linked thread.
If you have issues, you can either ask in the rooting thread, or in the Android Q&A, Help & Troubleshooting forum.
Good luck !
Thread closed and thank you.

PC fails to install drivers, wont connect to phone

I guess there were posts like this already, but none of the solutions have worked for me. Plug phone into PC, PC says drivers failed to install etc etc. I have already tried a million diff cables, tried diff PCs, tried on PC and on MAC, tried all of my USB ports, downloaded, installed/uninstalled kies/kies mini, used usbdeview to delete anything with Samsung or Android, turned USB debugging ON/OFF, and tried booting PC in safe mode. I just finished replacing my cracked screen so I figured I'd try tackling this issue. I'm not super savvy with this kinda stuff I just followed a root tutorial to root my phone after I got it. I've scoured the net trying to figure out what's wrong with my phone and I cant seem to find a fix that works with my phone. Let me know what other info I should provide. TY.
Model: SGH-I997
Firmware: 2.2.1
Build: FROYO.UCKE3
Rooted: Yes Superuser
Rooted with: Odin
I tried to include some screen shots of my phone's stats for more info, but I'm not allowed to post any links.
narutard said:
I guess there were posts like this already, but none of the solutions have worked for me. Plug phone into PC, PC says drivers failed to install etc etc. I have already tried a million diff cables, tried diff PCs, tried on PC and on MAC, tried all of my USB ports, downloaded, installed/uninstalled kies/kies mini, used usbdeview to delete anything with Samsung or Android, turned USB debugging ON/OFF, and tried booting PC in safe mode. I just finished replacing my cracked screen so I figured I'd try tackling this issue. I'm not super savvy with this kinda stuff I just followed a root tutorial to root my phone after I got it. I've scoured the net trying to figure out what's wrong with my phone and I cant seem to find a fix that works with my phone. Let me know what other info I should provide. TY.
Model: SGH-I997
Firmware: 2.2.1
Build: FROYO.UCKE3
Rooted: Yes Superuser
Rooted with: Odin
I tried to include some screen shots of my phone's stats for more info, but I'm not allowed to post any links.
Click to expand...
Click to collapse
Hi,
If I recall correctly, this worked for me:
> Android Development and Hacking > Android Software and Hacking General [Developers Only] > [TOOL] [WINDOWS] ADB, Fastboot and Drivers - 15 seconds ADB Installer v1.4.3
That should help you with ADB at the very least, with Kies (Mini) completely removed. However, if you want Download Mode drivers, you will need to find the Samsung drivers for the i997 (as they are not packaged with Kies, nor do I recall Kies being necessary).
Hope this helps.
Infuse drivrrs
I had the same issue. Samsung started the "you have an old phone", and that made me think--use an old computer. Using mini Kies on an XP computer I had no problems connecting. Windows 10 however I never got anything to work--even setting compatibility modes.

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