Secure Booting Error LG Leon - LG Leon Questions & Answers

Need help on fixing this error i just downloaded the twrp recovery but on the lg screen it says secure booting error, and it goes back to normal. Im trying to install a custom rom pls help.

ulquiorra01 said:
Need help on fixing this error i just downloaded the twrp recovery but on the lg screen it says secure booting error, and it goes back to normal. Im trying to install a custom rom pls help.
Click to expand...
Click to collapse
If you enabled developers options on your device
Then enabled OEM unlock & USB debugging than you are now enable to boot into TWRP recovery if its the one that you installed...
If you haven't installed TWRP than download the app below & install "c50" which is our recovery for LG Leon LTE
TWRP manager

I have no OEM unlock option (LG LEON H340N)....
Any help?
Thanks in advance

Same secure boot error for me as well. My version LG LEON H340Y. I have no OEM unlock option in developer option.
Flashing through the TWRP manager for C50 says 'unsuccessful'. Flashing via Flashify is successful, but the 'Secure boot error' came up.
Now I am stuck!
Any help would be appreciated. Thanks.

Same here h340ar . i guess it is impossible without unlocking bootloader

How to: upgrade lg leon variants
All the devices in this thread are compatible & kdz files are available for download from my guide

Xstar410 said:
STEP 1: GO TO SETTINGS & OPEN ABOUT PHONE
{
"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"
}
STEP 2: OPEN SOFTWARE INFO
STEP 3 TAP BUILD NUMBER 7 TIMES UNTIL A TOAST SAYS YOU ARE NOW A DEVELOPER
STEP 4: GO BACK TO SETTINGS IN GENERAL TAB & OPEN DEVELOPERS OPTIONS
STEP 5: TURN ON DEVELOPERS OPTIONS & ENABLE OEM UNLOCK & USB DEBUGGING
If you are rooted & have installed twrp manager from google play you can now flash TWRP & boot into your custom recovery...
you can optionally flash the following files to enhanced your rooting benefits...
xposed framework arm sdk 21 5.0.x
xposed framework arm sdk 22 5.1.x
xposed apk
supersu beta 2.65
please flash these files in your recovery....
Click to expand...
Click to collapse
Yeah but that just work for only a few LG Leon. We do not have that option

okay....
leandeganis said:
Yeah but that just work for only a few LG Leon. We do not have that option
Click to expand...
Click to collapse
I have a theory that only 5.1.+ have oem unlock so you will have to wait for a system update or flash a kdz file that has an updated android verion of it so just use google & research for a kdz file that matches your device.

charnoha said:
I have no OEM unlock option (LG LEON H340N)....
Any help?
Thanks in advance
Click to expand...
Click to collapse
what's your carrier & country?
this information is useful to find the correct kdz file for your device & also to update it to android 5.1.1 manually
you can re root at 5.1.1 as I done the same, but with the lg leon lte from metropcs

Xstar410 said:
what's your carrier & country?
this information is useful to find the correct kdz file for your device & also to update it to android 5.1.1 manually
you can re root at 5.1.1 as I done the same, but with the lg leon lte from metropcs
Click to expand...
Click to collapse
Thanks, mine is Australia, Optus Networklocked, LG Leon H340Y, android 5.0.1
Sent from my SM-G900FD using XDA Forums

kalosada said:
Same secure boot error for me as well. My version LG LEON H340Y. I have no OEM unlock option in developer option.
Flashing through the TWRP manager for C50 says 'unsuccessful'. Flashing via Flashify is successful, but the 'Secure boot error' came up.
Now I am stuck!
Any help would be appreciated. Thanks.
Click to expand...
Click to collapse
They say the method to enter twrp on leon is powering to factory reset mode and select yes yes. Instead of erasing data, twrp is opened. Can you try that JUST after installing via flashify? Be careful tho, just in case it really erase the data

leandeganis said:
They say the method to enter twrp on leon is powering to factory reset mode and select yes yes. Instead of erasing data, twrp is opened. Can you try that JUST after installing via flashify? Be careful tho, just in case it really erase the data
Click to expand...
Click to collapse
I have tried. It did not go past the secure boot error screen. This means the it does not boot to recovery after twrp flash. But when I flash back original stock recovery, my Leon reset to factory after restart. So, irony is I end up loosing everything. This was sad, but the last experiment.
Need a solution badly. Thanks.
Sent from my SM-G900FD using XDA Forums

hi
charnoha said:
I have no OEM unlock option (LG LEON H340N)....
Any help?
Thanks in advance
Click to expand...
Click to collapse
I made a universal guide that will probably manually upgrade your OS to 5.1.1 which you will be able to OEM unlock & flash TWRP...
SO here is my universal guide
---------- Post added at 09:02 AM ---------- Previous post was at 08:58 AM ----------
leandeganis said:
Same here h340ar . i guess it is impossible without unlocking bootloader
Click to expand...
Click to collapse
What's your country & carrier....kdz files are defined very tightly so in order to use my universal guide you will need the correct kdz file...
Here's my guide

Hey guys,
my LG Leon is H340 model from Israel...
My question is, if i can upgrade to 5.1.1?(i heard that its for t-mobile Metropcs variant)

check out my new guide
kalosada said:
Thanks, mine is Australia, Optus Networklocked, LG Leon H340Y, android 5.0.1
Sent from my SM-G900FD using XDA Forums
Click to expand...
Click to collapse
I created a better guide to be a universal way of flashing a kdz file
here's the guide
---------- Post added at 04:40 PM ---------- Previous post was at 04:35 PM ----------
leandeganis said:
Same here h340ar . i guess it is impossible without unlocking bootloader
Click to expand...
Click to collapse
my guide has your device
the guide that I made will be able to upgrade your firmware & also your android OS to 5.1.x which is able to unlock the bootloader & boot into TWRP.
---------- Post added at 04:43 PM ---------- Previous post was at 04:40 PM ----------
charnoha said:
Hey guys,
my LG Leon is H340 model from Israel...
My question is, if i can upgrade to 5.1.1?(i heard that its for t-mobile Metropcs variant)
Click to expand...
Click to collapse
My guide is compatible with your lg leon

Xstar410 said:
I created a better guide to be a universal way of flashing a kdz file
here's the guide
---------- Post added at 04:40 PM ---------- Previous post was at 04:35 PM ----------
my guide has your device
the guide that I made will be able to upgrade your firmware & also your android OS to 5.1.x which is able to unlock the bootloader & boot into TWRP.
---------- Post added at 04:43 PM ---------- Previous post was at 04:40 PM ----------
My guide is compatible with your lg leon
Click to expand...
Click to collapse
Thanks, just checking couple of things before I flash: will i loose every thing? Are those for version 5.1.1. Hope there is hardly any chance of brickin.
Thanks again..
Sent from my SM-G900FD using XDA Forums

kalosada said:
Thanks, just checking couple of things before I flash: will i loose every thing? Are those for version 5.1.1. Hope there is hardly any chance of brickin.
Thanks again..
Sent from my SM-G900FD using XDA Forums
Click to expand...
Click to collapse
This has a 99% chance of always working as for the other 1% is for internal/user failure of directions..
I don't know if all the kdz files are upgraded, but all I can say is just download the latest version of your kdz file.
You will be flashing a new firmware so it WILL reset your device.

Xstar410 said:
This has a 99% chance of always working as for the other 1% is for internal/user failure of directions..
I don't know if all the kdz files are upgraded, but all I can say is just download the latest version of your kdz file.
You will be flashing a new firmware so it WILL reset your device.
Click to expand...
Click to collapse
Ok, I am going to try now, just backing up with titanium backup before I do the flashing. My ultimate goal is to install twrp, as I am getting 'Secure boot Error" now.
thanks.

kalosada said:
Ok, I am going to try now, just backing up with titanium backup before I do the flashing. My ultimate goal is to install twrp, as I am getting 'Secure boot Error" now.
thanks.
Click to expand...
Click to collapse
Once you flashed the new firmware please check the android version as it needs to be 5.1.x to enable OEM UNLOCK & to root via kingroot, if you have any questions just ask

Xstar410 said:
Once you flashed the new firmware please check the android version as it needs to be 5.1.x to enable OEM UNLOCK & to root via kingroot, if you have any questions just ask
Click to expand...
Click to collapse
Hi,
Flashed went well, but I end up with the same android version 5.0.1 unfortunately! I think 5.0.1 is the latest version for my carrier/country.
I had a bit of struggling in re-root, but it is done.
It appears that I have to wait for 5.1.1 version firmware.
Thanks.

Related

[Q][I9500] How can i upgrade my android version ?

Hi all,
Myself new into S4 forum. I bought one second hand (previously used) Galaxy S4 I9500. When i got the phone, it's having the SuperSU app installed on it. So i hope its having root access. For confirming root access i installed root browser and checked whether i can see the system files. I confirmed :highfive:
So my phone is rooted. Isn't right guys ? (i previously owned sony phone, so am making all my doubts clear)
Then i asked in noob's QA section for checking boot-loader status and i found my system status as following in the download mode.
CURRENT-BINARY : Custom
SYSTEM STATUS : Custom.
This means my phone has unlocked boot-loader . I just want to confirm whether i am right or not, thats why i am writing all these
I tried to update via Phone, it says my Phone has been modified. There is NO updates. :crying:
And about the recovery,i found the Android System Recovery in there. (Probably Not a custom Recovery)
My Current phone Status is
{
"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"
}
The build shows I9500UBUBMG1: means some foreign region(Uruguay) update and i am from INDIA, Is it weird ?
So coming to my actual topic question, (there is a lot of questions )
1.How can i update to latest version with my current system?
2.What is MODEM and Knox mean ? (just a short answer)
3.Is it possible to update my phone to any region update ?
4. If i need to install custom ROM's, how can i do that ? ((Suggest Recoveries if any))
5. Can i go back to original official system(no root and no custom recovery), i mean remain in warranty ?
Seeking for Solutions eagerly, i hope someone will help me out.
FAQ threads are making me mad. Once i get a basic idea, i'll catch up.
Regards
Ajith
its obvious it's been 'messed' with same **** happend to me when i got a 'NEW' s4 i checked it out and it said custom this and custom that also has super user installed on it.... (i was fuming and kicked off on the guy) he thought he can get a sale lol
Ajith Roy said:
So coming to my actual topic question, (there is a lot of questions )
1.How can i update to latest version with my current system?
2.What is MODEM and Knox mean ? (just a short answer)
3.Is it possible to update my phone to any region update ?
4. If i need to install custom ROM's, how can i do that ? ((Suggest Recoveries if any))
5. Can i go back to original official system(no root and no custom recovery), i mean remain in warranty ?
Click to expand...
Click to collapse
1. Download Odin and download the lastest firmware in your region
2. Not sure Google it but be specific on what kind of modem is it a router of a program its used etc
3. Yes but I'd advise not to as your WiFi or something else may not work etc.. but you can give it ago if you wish
4. Download the latest Odin and Google your build or ask on here and they'll point you to the correct firmware, also watch a few Youtube video on how to use Odin its quite easy.
5. I'm guessing you can as I've done it to mine just delete any traces of it being rooted such as old folders etc...
Carl Blance said:
1. Download Odin and download the lastest firmware in your region
2. Not sure Google it but be specific on what kind of modem is it a router of a program its used etc
3. Yes but I'd advise not to as your WiFi or something else may not work etc.. but you can give it ago if you wish
4. Download the latest Odin and Google your build or ask on here and they'll point you to the correct firmware, also watch a few Youtube video on how to use Odin its quite easy.
5. I'm guessing you can as I've done it to mine just delete any traces of it being rooted such as old folders etc...
Click to expand...
Click to collapse
Thanks Carl.
And what about custom recoveries. Anyone knows ?
Is there any tutorial for "HOW TO USE ODIN TO FLASH FIRMWARES"
Also one more question, my current build is I9500UBUBMG1, can i flash indian firmware via ODIN ?
Is there any way to download these firmware files fastly, hotfile is slow and doesn't support Resuming.
Regards..
my current build is I9500UBUBMG1, can i flash indian firmware I9500XWUBMG5_I9500ODDBMG5_INS.zip via ODIN ?
Is there any way to download these firmware files fastly, hotfile is slow and doesn't support Resuming.
Regards..
Just put custom ROM PAC man rom
Sent from my GT-P3100 using xda app-developers app
Hi ! Si for respond to you Yes you can do the update ! And the best i suggest you is to installed a custom rom ans to prêter if you prêter Touchwizz (Samsung's Android version for make it simple).
Yes you can go back to official statut useful if One day you have to go back to S.A.V etc You will have juste to use Triangle away it s an application for supress the foot etc.
Or simple flash a stock rom (official firmwire from Samsung).
No on Samsung phones the bootloader are ALWAY unlocked contrary to Sony LG etc it s also for that that it s Very easy to pût them in custom.
I suggest you the Échos rom the best based on Touchwizz.It had ben updated recently to Android 4.3 with la test modem (MJ5).
Seek for the mos récent version of Your MoDem for Your country (the 2 lettres after the 9500??/9505??).
Download Odin for beginning ans make sûre that Kies us completely desactivated ! Make all drivers installer Aldo (the ones for Your s4 meaning).
Ajith Roy said:
my current build is I9500UBUBMG1, can i flash indian firmware I9500XWUBMG5_I9500ODDBMG5_INS.zip via ODIN ?
Is there any way to download these firmware files fastly, hotfile is slow and doesn't support Resuming.
Regards..
Click to expand...
Click to collapse
yes, flash this http://www.hotfile.com/dl/236064286/504393c/I9500XWUBMG5_I9500ODDBMG5_INS.zip.html
tutorial http://forum.xda-developers.com/showthread.php?t=2265477
i prefer to wipe before and after flashing
I agrée with samersh.Even if it s not say to wipe after flashing i do it each time.It s cosy nothing.
But wipe us Very important ni matter what you flash it erased some bug problème.
Why it shows like " Phone has been modified." while i try to update my phone ?
Is it because of the rooting ?
In settings, the phone status is set to OFFICIAL.
Why it shows like " Phone has been modified." while i try to update my phone ?
Is it because of the rooting ?
In settings, the phone status is set to OFFICIAL.
Ajith Roy said:
Why it shows like " Phone has been modified." while i try to update my phone ?
Is it because of the rooting ?
In settings, the phone status is set to OFFICIAL.
Click to expand...
Click to collapse
Yes, because of rooting.
Sent from my Galaxy
samersh72 said:
Yes, because of rooting.
Sent from my Galaxy
Click to expand...
Click to collapse
hi,
I wonder when i checked my download mode status now, it is changed to Samsung Official
Earlier it was like CUSTOM.
And when i check for updates, it is saying "you device has the latest updates"
Earlier it was "your device is modified, blah blah..."
Wow...What's happening..
edit: i just enabled developer option today. that is the only change i made to my phone.
samersh72 said:
Yes, because of rooting.
Sent from my Galaxy
Click to expand...
Click to collapse
Hi,
Today i installed 4.2.2 INS-I9500XWUBMG5-20130726135849 (i hope its correct indian version) through ODIN.
But in the Kies, it says like
Here is my current device status :
I hope someone can help me. Did i installed wrong version for my phone ?

S5 G900L custom recovery supported

The custom recovery support on G900L Korean LGu branded model currently working is CWM 6.0.48 and with most custom ROMs we need to swap out the boot.img in Kernel folder of ROM.
Bump!
homer285 said:
Bump!
Click to expand...
Click to collapse
I tested many recovery TWRP and CWM not work on my G900L
This is the only one that working
CWM 6.0.48 for G900L
You can find it here: http://pan.baidu.com/wap/album/file?uk=704970239&album_id=6031394112765541086&fsid=1098522244643130
Thanks to xiao1u.
thank you
it works on my s5 g900l
you are an angel
A+++++++++
Thank a lot for this post, for me also CWM 6.0.48 for my G900L works fine.
But still remain problem with a custom ROM, I tried many and It doesn't work at all.
Does someone have installed with success a custom ROM and which one? and how does it made?
atomcrochu said:
Thank a lot for this post, for me also CWM 6.0.48 for my G900L works fine.
But still remain problem with a custom ROM, I tried many and It doesn't work at all.
Does someone have installed with success a custom ROM and which one? and how does it made?
Click to expand...
Click to collapse
Actually i tryed install
- stock rom G900F
- Omega rom
- Xtrestolite rom
- Alliance rom
- Echoe rom
- All fail to install through ODIN for auth check fail (someone suggest to turn off reactivation lock in secutity section but it is off by default)
- Install through recovery i did but got hard brich phone auto-boot in download mode becouse can't boot phone.
- Partial install exemple only modem file work
- Flash just kernel without recovery, system etc fail but not got hard brich phone freeze on screen "Samsung galaxy S5 powered by ANDROID"
That are my experience i hope someone gonna made a custom rewamped rom working for this model and should be nice brand free.
...........................................
edit
I like G900L becouse have advanced custom setting (dunno if other model have something like that)
advanced USB setting
{
"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"
}
FAKE SIM (sim emulation)
and many other features was just few issue about LTE but they can be fix so i'm not interested to replace with g900F firmware anymore
Hi
I also have g900L and had issue with LTE at the beginning But I resolved the issue by the following;
Please dial 319712358 and they will show you a box where you need to enter password then enter 0821.
This will lead you to the hidden menu page where you can find network mode where you can switch it to 4g mode.
sulaiman4012 said:
Hi
I also have g900L and had issue with LTE at the beginning But I resolved the issue by the following;
Please dial 319712358 and they will show you a box where you need to enter password then enter 0821.
This will lead you to the hidden menu page where you can find network mode where you can switch it to 4g mode.
Click to expand...
Click to collapse
Yes i know that is hidden menu of LG U+ developers. fix all issue in same way
ramsesxv said:
Actually i tryed install
- stock rom G900F
- Omega rom
- Xtrestolite rom
- Alliance rom
- Echoe rom
- All fail to install through ODIN for auth check fail (someone suggest to turn off reactivation lock in secutity section but it is off by default)
- Install through recovery i did but got hard brich phone auto-boot in download mode becouse can't boot phone.
- Partial install exemple only modem file work
- Flash just kernel without recovery, system etc fail but not got hard brich phone freeze on screen "Samsung galaxy S5 powered by ANDROID"
That are my experience i hope someone gonna made a custom rewamped rom working for this model and should be nice brand free.
Click to expand...
Click to collapse
I installed the ROM listed below:
- Omega rom
- Xtrestolite rom
- Alliance rom
- Echoe rom
Same like you but with success, to do that, I have to restore, after flash the custom ROM, the BOOT.IMG coming from my backup of the stock ROM. The phone boot properly.
But after this the WIFI doesn't work. Could you please try this and say me if you get the same issue? NO WIFI!!
help
hi all
i have Galaxy S5 Electric Blue 32GB Unlocked SM-G900 Korean MODEL Quad Core
has this phone delivery option for sms? i chekded messege settings text messege but it was not here
can any body hepl about it?
tnx all
---------- Post added at 10:24 AM ---------- Previous post was at 09:40 AM ----------
hi all
i have Galaxy S5 Electric Blue 32GB Unlocked SM-G900 Korean MODEL Quad Core
has this phone delivery option for sms? i chekded messege settings text messege but it was not here
can any body hepl about it?
tnx all
atomcrochu said:
I installed the ROM listed below:
- Omega rom
- Xtrestolite rom
- Alliance rom
- Echoe rom
Same like you but with success, to do that, I have to restore, after flash the custom ROM, the BOOT.IMG coming from my backup of the stock ROM. The phone boot properly.
But after this the WIFI doesn't work. Could you please try this and say me if you get the same issue? NO WIFI!!
Click to expand...
Click to collapse
Flashed this ROM http://forum.xda-developers.com/showthread.php?t=2732110&page=107.
Firmware is good , but wifi not work . Tell me will the solution . Can I flash a separate modem? but where to download ?
Roaming Realm?
Hi,
Does anyone know the settings needed to change a Korean g900l so that the home country is the UK? The Roaming Realm is accessible in the hidden menu but it gives no indication what to enter, with just a blank dialogue box.
Thanks in advance.
Im also using g900L
Im using stock at the moment, rooted with Custom recovery PhilZ Cwm
im looking a working custom rom without the korean apps. it kinda annoys me overtym.
Thank You So much
thank you this rom work fine for me
ramsesxv said:
Actually i tryed install
- stock rom G900F
- Omega rom
- Xtrestolite rom
- Alliance rom
- Echoe rom
- All fail to install through ODIN for auth check fail (someone suggest to turn off reactivation lock in secutity section but it is off by default)
- Install through recovery i did but got hard brich phone auto-boot in download mode becouse can't boot phone.
- Partial install exemple only modem file work
- Flash just kernel without recovery, system etc fail but not got hard brich phone freeze on screen "Samsung galaxy S5 powered by ANDROID"
That are my experience i hope someone gonna made a custom rewamped rom working for this model and should be nice brand free.
...........................................
edit
I like G900L becouse have advanced custom setting (dunno if other model have something like that)
advanced USB setting
FAKE SIM (sim emulation)
and many other features was just few issue about LTE but they can be fix so i'm not interested to replace with g900F firmware anymore
Click to expand...
Click to collapse
i have successfully run the omega 17, xterostile rom, galaxy project rom, and darth v2.4 s6 ported rom on G900L (korean variant). for this, i installed omega 17 rom and its patch from choimobile.than saved the boot.img from it. than install the others rom and restored that boot.img. so roms worked. only roms with 5.0.2 work , roms with 5.1 lollipop do not work, due to kernel issue

TOWELROOT

Hi all,
there is a new app for rooting phones, the name is Towelroot and it was made especially for Verizon Glaxaxy s5 but the dev says that every phone with kernel build date < 3 June can be rooted.
With this app you can root Galaxy S4 Mini with kitkat firmware without tripping knox counter. It will stay 0x0 and you will have root access.
First of all you must put a vulnerable kernel with build date <3 june
you can grab one from [INDEX] Official Stock KERNEL collection for Galaxy S4 Mini (Kernel for I9195XXUCNF7 is the one you have to grab to work with towelroot, offcourse if you own an i9195 )
Flash it via odin. Leave everything intact and load the kernel to AP.
After the phone boots, install towelroot, press makeitra1n and you are rooted.
Next step is to install SupserSU from google play.
After all the above steps are done, flash the kernel from your firmware the same way as you did it the first time.
There you go, knox 0x0 and root access.
http://forum.xda-developers.com/showthread.php?t=2783157
Download link?
Inviato dal mio GT-I9195 utilizzando Tapatalk
96DANGER96 said:
Download link?
Inviato dal mio GT-I9195 utilizzando Tapatalk
Click to expand...
Click to collapse
http://towelroot.com/
click the logo and save as
just tried it.rooted successfully the phone in 15 seconds.the bad thing is that I've already tripped Knox warranty so I cannot tell if it stays 0x0.I'm on latest 4.4.2 stock

			
				
vriz27 said:
just tried it.rooted successfully the phone in 15 seconds.the bad thing is that I've already tripped Knox warranty so I cannot tell if it stays 0x0.I'm on latest 4.4.2 stock
Click to expand...
Click to collapse
Ooohhh - this is tempting
towelroot did not work for 4.2.2. latest stock for my German device. Can you tell which is your firmeare and if German is a supported language?
I think KNOX should NOT be tripped if you only upgrade to official FW (i.e. kernel and recovery builds have valid checksums) - so how did you get KNOX tripped earlier - for CWM based rooting?
I have latest official stock 4.4.2. which I think is for Belgium,but as far as I know it's the only one that has already came out. German language is fully functional and supported. I live in Greece and Greek language is also supported. I think that official Roms are multilingual
vriz27 said:
I have latest official stock 4.4.2. which I think is for Belgium,but as far as I know it's the only one that has already came out. German language is fully functional and supported. I live in Greece and Greek language is also supported. I think that official Roms are multilingual
Click to expand...
Click to collapse
How can you be sure that the root explot worked from towelroot and not from your actions earlier tripping KNOX?
You have already a custom recovery and custom ROM - this would not be possible without bootloader having KNOX triggered. So I guess that with this price paid you have already rooted the "regular" way - didn't you?
---------- Post added at 06:29 PM ---------- Previous post was at 06:21 PM ----------
Another thing with upgrade is that you may loose your installed apps.
I remember this from my first steps with Xperia Ray some years ago, but this could also have been due to unlocking the bootloader and installing a custom kernel. Back that time I was not so knowing about what should be done in the process of unlocking bootloader, CWM recovery install and finally rooting. I may have scratched data partition that time without knowing what it actually means - and without it being needed as well.
Is this the case here as well? Non-root means no Nandroid backup and so what happens to the data-partition in this process?
---------- Post added at 06:43 PM ---------- Previous post was at 06:29 PM ----------
Finally to all who want to dare testing:
It is highly unlikely that KNOX would be tripped here. As far I understand the process of image integrity that KNOX tries to maintain, the booloader checks if the image checksum of the kernel or recovery partition is intact - at upgrade time (not runtime at boot?). The towelroot exploit is compromising kernel security (aka "exploit") with some instructions (lib\armeabi\libexploit.so) to gain root and retain that state across the re-boot process. I am not aware of the details how this can be achieved (this is real high-tech hackery) - but the towelroot exploit does NOT install SU on system partition yet - this has to happen in a second step - and failed with 4.2.2 stock ROM on my GT-I9195.
So if there is anyone out there with just upgraded 4.4.2 and confirmed non-rooted - please check if you can get root with this method!
EDIT 20140705: Towelroot does NOT make the reboot in case of successful root. It gets you root in the same session immediately after you click "make it ra1n". So there is no reason why/how KNOX could be tripped. I did root my device with this method and still have KNOX intact (I just checked again to be sure). I have in the meantime made some changes to the /system folder, e.g. removed the photo-click sound, freed some space by removing the japanese language files for text-to-speech (gives you 25MB) and inserted all the updated system apps back to the system (did not ODEX them and removed classes.dex from the .apk - so they are all larger than the ODEXed originals). Also I moved out Google+ from System to be regular app.
tobbbie said:
How can you be sure that the root explot worked from towelroot and not from your actions earlier tripping KNOX?
You have already a custom recovery and custom ROM - this would not be possible without bootloader having KNOX triggered. So I guess that with this price paid you have already rooted the "regular" way - didn't you?
---------- Post added at 06:29 PM ---------- Previous post was at 06:21 PM ----------
Another thing with upgrade is that you may loose your installed apps.
I remember this from my first steps with Xperia Ray some years ago, but this could also have been due to unlocking the bootloader and installing a custom kernel. Back that time I was not so knowing about what should be done in the process of unlocking bootloader, CWM recovery install and finally rooting. I may have scratched data partition that time without knowing what it actually means - and without it being needed as well.
Is this the case here as well? Non-root means no Nandroid backup and so what happens to the data-partition in this process?
---------- Post added at 06:43 PM ---------- Previous post was at 06:29 PM ----------
Finally to all who want to dare testing:
It is highly unlikely that KNOX would be tripped here. As far I understand the process of image integrity that KNOX tries to maintain, the booloader checks if the image checksum of the kernel or recovery partition is intact - at upgrade time (not runtime at boot?). The towelroot exploit is compromising kernel security (aka "exploit") with some instructions (lib\armeabi\libexploit.so) to gain root and retain that state across the re-boot process. I am not aware of the details how this can be achieved (this is real high-tech hackery) - but the towelroot exploit does NOT install SU on system partition yet - this has to happen in a second step - and failed with 4.2.2 stock ROM on my GT-I9195.
So if there is anyone out there with just upgraded 4.4.2 and confirmed non-rooted - please check if you can get root with this method!
Click to expand...
Click to collapse
well maybe i wasn't so clear. i was on CM m7 snapshot,then flashed through odin the samsung's 4.4.2 firmware. after that my root privilages were gone(as i presume,flashing the new firmware formats system,and installs new one) and i was left with plain stock firmware. checked with root checker,tried with titanium,tried with ES file explorer to remove anything from system partition but this was a no-go. so NO root after installing 4.4.2. installed towelroot,run the app and after 15 or so seconds,the phone rebooted and root privileges were back on! track!
with ES and Titanium i removed all of the knox related stuff with absolutely no problem. i read in the towelroot app's that SU app is not installed and i manually installed it from chainfire's thread. that's all i did.
the knox warranty 0x1 was triggered loooooooooong ago, and thankfully i haven't need the waranty for the time being...
hope it helps :laugh:
There are several testimonials that this don't trip KNOX on S5.
vriz27 said:
just tried it.rooted successfully the phone in 15 seconds.the bad thing is that I've already tripped Knox warranty so I cannot tell if it stays 0x0.I'm on latest 4.4.2 stock
Click to expand...
Click to collapse
4.4.2? ?
KumailHyderMirza said:
4.4.2? ?
Click to expand...
Click to collapse
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Here are some screenshots for those who don't believe KNOX is not triggered:
What about Verizon S4 mini, anyone can confirm it.
This doesn't work for me. It just reboots my phone. It's an unbranded european S4 mini LTE.
I'm on 4.2.2 and I read before someone couldn't root with it on 4.2.2, and I'm not sure I can update it to 4.4.2 because
1) I tried flashing it before and it says i have an unofficial rom (or kernel, can't rememebr which) which in the end I don't have... edit "updates are not available because your device had been modified".
2) I'm not sure the update has rolled out for France. Edit : It hasn't, according to Sammobile. Only Belgium. I'll try to update through Odin and get back to you. In the mean time, feel free to make any suggestion to resolve the issue! Thanks
comaX13 said:
This doesn't work for me. It just reboots my phone. It's an unbranded european S4 mini LTE.
I'm on 4.2.2 and I read before someone couldn't root with it on 4.2.2, and I'm not sure I can update it to 4.4.2 because
1) I tried flashing it before and it says i have an unofficial rom (or kernel, can't rememebr which) which in the end I don't have... edit "updates are not available because your device had been modified".
2) I'm not sure the update has rolled out for France. Edit : It hasn't, according to Sammobile. Only Belgium. I'll try to update through Odin and get back to you. In the mean time, feel free to make any suggestion to resolve the issue! Thanks
Click to expand...
Click to collapse
You have to upgrade with Odin.
But don't do it if you're in the old bootloader
sent from my i9192 with CM11 by sekil
comaX13 said:
This doesn't work for me. It just reboots my phone. It's an unbranded european S4 mini LTE.
I'm on 4.2.2 and I read before someone couldn't root with it on 4.2.2, and I'm not sure I can update it to 4.4.2 because
1) I tried flashing it before and it says i have an unofficial rom (or kernel, can't rememebr which) which in the end I don't have... edit "updates are not available because your device had been modified".
2) I'm not sure the update has rolled out for France. Edit : It hasn't, according to Sammobile. Only Belgium. I'll try to update through Odin and get back to you. In the mean time, feel free to make any suggestion to resolve the issue! Thanks
Click to expand...
Click to collapse
if it says that the updates are not available because your device has been modified, it means that you are rooted. you have to install supersu separretly.
this exploit was meant for all kernel built before 3 june, so it will work on your device.
Dear friends, now we have learned to put ROOT using TowelROOT without a computer, and that's a great application with which you can easily install and Rekoveri kernel (Kernel and Recovery) in the form *. Img files. You can also do a pre-backup.
https://play.google.com/store/apps/details?id=de.mkrtchyan.recoverytools
Sent from my GT-I9190 using XDA Free mobile app
Towelroot with GT-I9192
No go for my i9192 having jdq39.i9192ububnd2 build. :crying:
I have gone back to the stock firmware and this did not work. Baseband - ddu1bml1

[Q] LG Leon cant root

Hello i have tried lots of menthods to root my lg leon h340n android 5.0.1 but nothing works, it just reboots without super su. root checker says ''Sorry! Root access is not properly installed on this device. if you know what is wrong please help me, thanks
Hello buddy i have the same phone, try searching kingoroot in xda forums and use this
I have the same phone heres the link to the download works completely http://forum.xda-developers.com/devdb/project/dl/?id=12450
ANYONE THERE IS A KDZ FILE OF LG LEON H324T SOFTWARE VERSION(H32410C_00) PLEASE HELP ME . BECAUSE AFTER I UPDATE MY LG LEON. MY LG IS UNROOT WHEN THE UPDATE IS FINISHED. I CAN'T ROOT IT ANYMORE. GIVE A FIRMWARE OF H32410C_00. BECAUSE MY CURRENT FIRMWARE IS H32410D_OO. PPLEASE HELP ME :crying::crying::crying::crying:
hi @all
to my horror, i found out that there are more phones with the same name (lg leon)....
i have an LG Leon bought from Vodafone Romania. model LG-H340n. it runs official vodafone ro android 5.0.1, sw version v10e-226-01
in the past i put custom roms on s3 mini, s2+, s3 without any issues.... but this phone.... is there a tutorial step by step for my model? i see a lot for metro, but nothing for my model.
downgrade firmware version, unlocked bootloader, kdz files, recovery, kingroot, kingoroot, supersu, supersume, baidu, recovery.... all confusing.
nope. the link 2 posts above, as well as the latest 4.5 version does not work for me. "root failed" it says.
definetely i have a locked bootloader.... how to unlock it....
WORKING ROOT for T-Mobile variant- http://forum.xda-developers.com/android/development/root-t-mobile-lg-leon-5-1-1-lollipop-t3194145
Download king root it works have same phone
---------- Post added at 05:53 PM ---------- Previous post was at 05:49 PM ----------
mrelect said:
Download king root it works have same phone
Click to expand...
Click to collapse
Use web browser king root.apk down load it from google crome on cell phone u may have to look for 4.5.0
1. Go to http://forum.xda-developers.com/devdb/project/dl/?id=12450 and download the file.
2. Open the downloaded file
3. Install it! It will tell you its bad, don't listen to that.
4. There will be a thing asking you to root, so press it. It can take around 20-30 seconds, and now you got root!
6. Your done! Enjoy your rooted phone!

D802 touch responding incorrectly after update to 5.0.2

im completely a noob for android. after i updated D802 from 4.4.2 to 5.0.2 using lg flash tool through download mode.. the touch has gone all weird. it detects touch at wrong places.. can somebody please tell me what am i doing wrong here ?
p.s i did a factory reset before upgrading so its definitely a clean install. PLEASE HELP ASAP
I need D80220D-HKG-XX kdz.. please provide if anyone has any idea where to find it. thanks a ton
Hmm... Maybe you want to switch to another rom or boot TWRP if you have installed to see if this is hardware or software related issue. Then you can reflash or smth if it is a software issue
tuncay_93 said:
Hmm... Maybe you want to switch to another rom or boot TWRP if you have installed to see if this is hardware or software related issue. Then you can reflash or smth if it is a software issue
Click to expand...
Click to collapse
its definitely a software issue, my kitkat 4.4.2 was something like D80220d-Hkg probably hong kong.. i flashed europian 5.0.2 could it be the problem ? should i go with a hong kong variant of lollipop.. ? thank you for your response btw much appreciated
megasamsid8 said:
its definitely a software issue, my kitkat 4.4.2 was something like D80220d-Hkg probably hong kong.. i flashed europian 5.0.2 could it be the problem ? should i go with a hong kong variant of lollipop.. ? thank you for your response btw much appreciated
Click to expand...
Click to collapse
isnt that issue related when flash wrong rom.? if phone its refurbished.?
raptorddd said:
isnt that issue related when flash wrong rom.? if phone its refurbished.?
Click to expand...
Click to collapse
as i said i came from apple a month ago and i dont really know how it works, maybe yeah i should've taken precaution. if its refurbished then is there any solution ? since i cant really even google about it.. there's so much diversity in every blog. different roms, different variants. Can you please provide some help i have D802, 32gb. software preinstalled was as i mentioned D80220d-HKG .. i cant find it online.. if your could provide some information on how to revert back to that OS or install new rom.. i feel lost
---------- Post added at 01:48 PM ---------- Previous post was at 01:41 PM ----------
[/COLOR]Install Lg Pc suite.
Make sure you have NO root or custom recovery
Open pc suite (make sure you have all g2 drivers they should come with pc suite but just in case)
Then select region of your phone hkg probably asian one (not sure bcz g2 in asia are f320 models)
Then find the recovery option in pc suite and it will reflash your phone with the latest firmware availible. (if root or recovery installed device WILL brick here)
Rooted or phone with custom recovery may get bricked or not flashed!!!
Make sure you select proper location for it so it doesnt flash the same rom over again!!
If that does not work try to install stock kitkat rom and again no recovery no root try to update it normally.
If any of those doesnt help we are here to help.
Good luck
---------- Post added at 01:59 PM ---------- Previous post was at 01:48 PM ----------
Small edit here HKG actually stands for Hong Kong international. It is still d802 but probably little differences not sure. Also not only touch but probably baseband problems will occur as data and signal etc.
tuncay_93 said:
---------- Post added at 01:48 PM ---------- Previous post was at 01:41 PM ----------
[/COLOR]Install Lg Pc suite.
Make sure you have NO root or custom recovery
Open pc suite (make sure you have all g2 drivers they should come with pc suite but just in case)
Then select region of your phone hkg probably asian one (not sure bcz g2 in asia are f320 models)
Then find the recovery option in pc suite and it will reflash your phone with the latest firmware availible. (if root or recovery installed device WILL brick here)
Rooted or phone with custom recovery may get bricked or not flashed!!!
Make sure you select proper location for it so it doesnt flash the same rom over again!!
If that does not work try to install stock kitkat rom and again no recovery no root try to update it normally.
If any of those doesnt help we are here to help.
Good luck
---------- Post added at 01:59 PM ---------- Previous post was at 01:48 PM ----------
Small edit here HKG actually stands for Hong Kong international. It is still d802 but probably little differences not sure. Also not only touch but probably baseband problems will occur as data and signal etc.
Click to expand...
Click to collapse
First of all thanks alot for your response, as raptor mentioned refurbished phones have such issues it got me curious so i followed method described here http://forum.xda-developers.com/lg-g2/general/warning-to-people-bought-phones-ebay-t2991195
and found out on the motherboard of my phone its written LS980.. currently my phone is still stuck with the issue as i have installed 4.4.2 D80220d-HKG. i tried reflashing with LS980ZV8_13 TOT using lg flash tool.. method described here: https://www.youtube.com/watch?v=NRwlxeUprZE
but it doesn't download on the phone giving a failure or model mismatch.. here is my phone's imei as shown by Lg flash tool : 357246052164801
here is what imei.info shows when i write my imei there.
http://postimg.org/image/xx6rje1tj
any suggestion will be of great help sir. !
Maybe if you have custom recovery installed on it you could install ls980 stock rom easier than flashing via PC on the other hand you may want to check sprint or verizon website no sure which is which. To download ls980 drivers on your pc this might be the issue with not recognizing your device.
You can also check if there is any kind of support tool on their website might be helpful.
If that doesnt work you may install TWRP custom recovery on your device which makes flashing ls980 specific roms very easy. If you need help on that ill be happy to guide you.
Actually the method with pc suite recovery still an option maybe ? Maybe you want to give it a try.
Try different USB on pc i think it makes difference if usb 2.0 or 3.0 is attached my pc has 2.0 ports at back panel and 3.0 on front.
megasamsid8 said:
First of all thanks alot for your response, as raptor mentioned refurbished phones have such issues it got me curious so i followed method described here http://forum.xda-developers.com/lg-g2/general/warning-to-people-bought-phones-ebay-t2991195
and found out on the motherboard of my phone its written LS980.. currently my phone is still stuck with the issue as i have installed 4.4.2 D80220d-HKG. i tried reflashing with LS980ZV8_13 TOT using lg flash tool.. method described here: https://www.youtube.com/watch?v=NRwlxeUprZE
but it doesn't download on the phone giving a failure or model mismatch.. here is my phone's imei as shown by Lg flash tool : 357246052164801
here is what imei.info shows when i write my imei there.
http://postimg.org/image/xx6rje1tj
any suggestion will be of great help sir. !
Click to expand...
Click to collapse
there is but am not sure.. someone will chime in.. just wait.. or have a look here
and search
http://forum.xda-developers.com/lg-g2/general/05-10-index-guides-fixes-roots-t3218178
tuncay_93 said:
Maybe if you have custom recovery installed on it you could install ls980 stock rom easier than flashing via PC on the other hand you may want to check sprint or verizon website no sure which is which. To download ls980 drivers on your pc this might be the issue with not recognizing your device.
You can also check if there is any kind of support tool on their website might be helpful.
If that doesnt work you may install TWRP custom recovery on your device which makes flashing ls980 specific roms very easy. If you need help on that ill be happy to guide you.
Actually the method with pc suite recovery still an option maybe ? Maybe you want to give it a try.
Click to expand...
Click to collapse
Thanks again for quick response, i tried upgrading via pc suite.. showed no update.. i am 100% sure the main board says LS980 and the back of the phone too.. but i tried to check imei in hard reset mode. Volume down+power till lg logo and then Vol down+vol up till is shows white screen.. the imei sure is of D802 and its showing most recent suitable firmware to be D80220b_00.kdz but im not going back there again i already tried to flash it. should i go on and flash LS980.tot anyway ?
If you can provide a link on how to install TWRP and then flash LS980ZV8_13 using it. it'd be a great help
If the board is 980 should not brick so you can flash it.
open the phone and check the motherborad model what ever says in it thats your variant .. thats the only way to make sure if yu already did look at the motherboard , not the rest of phone but motherboard and its 980 then yes use 980 rom.
raptorddd said:
open the phone and check the motherborad model what ever says in it thats your variant .. thats the only way to make sure if yu already did look at the motherboard , not the rest of phone but motherboard and its 980 then yes use 980 rom.
Click to expand...
Click to collapse
okay so i'm going to root and install TWRP, and then flast LS980 tot.. i'll report back ASAP guys. i hope it works
Any news there ? Did you fix your g2?
tuncay_93 said:
Any news there ? Did you fix your g2?
Click to expand...
Click to collapse
Okay so hello again it took long enough to resolve. but i found a guy who fixed it and flashed LS980ZV8 on my phone and now its on 4.2.2 and works perfectly fine. im happy for it as im not gonna mess with updates from now on.. just took $30 to restore my hardbricked phone.. Thank you all guys for your support. and just a piece of advice for noobs like me. DONOT MESS WITH YOUR PHONES YOURSELF, BETTER ASK SOME EXPERT FIRST AND PREFER TO PAY FOR UPGRADES ON LEGIT SUPPORT CENTRES
Thank you everyone once again after two weeks the phone has finally revived

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