Root on 20r - T-Mobile LG G4

I've been searching the forum for a while, but most of the rooting guide are based on earlier version. Do i need to downgrade before rooting?

Gemichi said:
I've been searching the forum for a while, but most of the rooting guide are based on earlier version. Do i need to downgrade before rooting?
Click to expand...
Click to collapse
Yes you would need to downgrade, but since you have a T-Mobile version it's most likely not possible due to anti rollback
Sent from my iPhone using Tapatalk

hyelton said:
Yes you would need to downgrade, but since you have a T-Mobile version it's most likely not possible due to anti rollback
Sent from my iPhone using Tapatalk
Click to expand...
Click to collapse
guess I'll need to wait till someone figure out a way to root 20r then...

Gemichi said:
guess I'll need to wait till someone figure out a way to root 20r then...
Click to expand...
Click to collapse
yes theres is... since hyelton already told you no downgrade.. that means no flashing 20i...
so youll be using the same procedure the same steps except flash 20i kdz.. youll will be doing all this on 20r.. so follow instructons . usiong same procedure just skip the flash 20i kdz.
https://forum.xda-developers.com/tmobile-g4/development/stock-h811-20i-images-kdz-flashable-t3308227

raptorddd said:
yes theres is... since hyelton already told you no downgrade.. that means no flashing 20i...
so youll be using the same procedure the same steps except flash 20i kdz.. youll will be doing all this on 20r.. so follow instructons . usiong same procedure just skip the flash 20i kdz.
https://forum.xda-developers.com/tmobile-g4/development/stock-h811-20i-images-kdz-flashable-t3308227
Click to expand...
Click to collapse
sorry I haven't get on here for a while. Now my phone got updated to 20v, does the same method work? I saw your post about rooting on a 20r?

Gemichi said:
sorry I haven't get on here for a while. Now my phone got updated to 20v, does the same method work? I saw your post about rooting on a 20r?
Click to expand...
Click to collapse
yes, same thread, just do the steps about OEM Unlocking and Root. i would grab the most recent twrp image from here (3.1.1-1) and the latest SuperSU here (2.82 TWRP Installable Zip)
you will also need adb and fastboot tools on your pc, get that here, latest version is 1.4.3
or you can just flash twrp and then flash an already rooted system image for 20v from @MicroMod777 found here

Midnight_Rider said:
yes, same thread, just do the steps about OEM Unlocking and Root. i would grab the most recent twrp image from here (3.1.1-1) and the latest SuperSU here (2.82 TWRP Installable Zip)
you will also need adb and fastboot tools on your pc, get that here, latest version is 1.4.3
or you can just flash twrp and then flash an already rooted system image for 20v from @MicroMod777 found here
Click to expand...
Click to collapse
Thanks, I'll try to root it, hoping I can tweak more settings to get more battery life out of it. SOT is worst than everyone @[email protected]

Gemichi said:
Thanks, I'll try to root it, hoping I can tweak more settings to get more battery life out of it. SOT is worst than everyone @[email protected]
Click to expand...
Click to collapse
Did this work for you?

brt309 said:
Did this work for you?
Click to expand...
Click to collapse
Unfortunately (or fortunately) I traded it in for the s8 since I dropped it. Thought I was time to get rid of it before it loses any value. So I wasn't able to try it out...

Gemichi said:
Unfortunately (or fortunately) I traded it in for the s8 since I dropped it. Thought I was time to get rid of it before it loses any value. So I wasn't able to try it out...
Click to expand...
Click to collapse
Thanks, I just got my Note 8 I will keep my LG as a backup.

brt309 said:
Did this work for you?
Click to expand...
Click to collapse
I'm gonna try this in the morning I'm on 20v.

Related

Error on update

Updating from 5.0 to 5.0.1 I got a message that said "error" during the reboot and install phase. I had to manually shut down the phone and reboot. After the reboot, I noticed that there was no update available and my phone is still on 5.0. I've only unlocked the bootloader and does with CF. No custom recovery or rom.
Sent from my Nexus 6 using XDA Free mobile app
You used CF so if you rooted it wont work.
As stated in the other threads, you cannot update if you have root. You need to unroot. The update notification will eventually pop up again,
Hand76 said:
You used CF so if you rooted it wont work.
Click to expand...
Click to collapse
PaisanNYC said:
As stated in the other threads, you cannot update if you have root. You need to unroot. The update notification will eventually pop up again,
Click to expand...
Click to collapse
Ah okay I didn't realize that. Thanks for the info!
Sent from my Nexus 6 using XDA Free mobile app
I'm not rooted, I just have decrypted and I get the error.
Aston Martin said:
I'm not rooted, I just have decrypted and I get the error.
Click to expand...
Click to collapse
Same issue - any change to the kernel or system files is going to cause this issue. You need to be completely stock (having the bootloader unlocked is not an issue)
n00b question: I have mine unlocked and rooted; how should I go about getting this update?
TheLegendary87 said:
n00b question: I have mine unlocked and rooted; how should I go about getting this update?
Click to expand...
Click to collapse
Unroot relock boot loader which will while everything again and apply update
ryuken11221 said:
Unroot relock boot loader which will while everything again and apply update
Click to expand...
Click to collapse
Did you mean "...which will wipe everything again..." ? If so, that's really not what I wanted to hear, haha.
TheLegendary87 said:
Did you mean "...which will wipe everything again..." ? If so, that's really not what I wanted to hear, haha.
Click to expand...
Click to collapse
yeah lol i know its hard to hear
ryuken11221 said:
yeah lol i know its hard to hear
Click to expand...
Click to collapse
Found this thread which walks you through the update process without having to wipe your data. Worked perfectly.
TheLegendary87 said:
n00b question: I have mine unlocked and rooted; how should I go about getting this update?
Click to expand...
Click to collapse
You need to get stock before taking any OTA (bootloader being unlocked doesn't cause any issues with update). You can either download factory images for 5.0 and flash those (skip userdata.img if you don't want to lose data), and then take OTA, OR, do it the easier way - download factory images for 5.0.1 and flash those (skip userdata.img to avoid losing data)
ryuken11221 said:
Unroot relock boot loader which will while everything again and apply update
Click to expand...
Click to collapse
huh? why relock bootloader? And that's not going to fix the issue with the modified system files
jj14 said:
You need to get stock before taking any OTA (bootloader being unlocked doesn't cause any issues with update). You can either download factory images for 5.0 and flash those (skip userdata.img if you don't want to lose data), and then take OTA, OR, do it the easier way - download factory images for 5.0.1 and flash those (skip userdata.img to avoid losing data)
Click to expand...
Click to collapse
Exactly what I did following the guidence in this thread: http://forum.xda-developers.com/nexus-6/help/help-5-01-wipe-t2970924

[Q] Install 5.1 OTA if rooted and bootloader unlocked?

Hi guys !
I unlocked my bootloader and rooted my device, and i don't know if i can upgrade my Nexus 6 by ota (received this morning on the phone) without brick it.
Is it dangerous?
Thank you
EDIT : I'm on stock Lollipop 5.0.1
Unlocked is fine. If you have root or any other system mods, you'll need to remove them.
Oh thanks for the quick answer
So if I unroot it with Nexus Root Toolkit it will be ok?
Midsylen said:
Oh thanks for the quick answer
So if I unroot it with Nexus Root Toolkit it will be ok?
Click to expand...
Click to collapse
Nexus toolkit doesn't unroot. It reflashes the entire phone which also means root disappears. If you're going to do that, no point taking the ota. Just flash full update.
You can indoor via the SuperSU app.
Oh ok I just saw that.
So if I unroot via SuperSU it's ok i can install?
Midsylen said:
Oh ok I just saw that.
So if I unroot via SuperSU it's ok i can install?
Click to expand...
Click to collapse
As long as you do the full unroot and made no other modifications. Oh and everything must be 100% stock, including recovery
I've installed TWRP...
So, what is the best way for me to install 5.1 without losing my data?
Midsylen said:
I've installed TWRP...
So, what is the best way for me to install 5.1 without losing my data?
Click to expand...
Click to collapse
download the factory image that you want to update to.
extract the system.img, boot.img and radio.img
Fastboot flash them.
You could also flash the bootloader if you want though I dont see any point.
Ok, thank you for your quick answers

LG G4 Android 6.0 Root Theory

Well since we are reciving the sprint updates, im wondering if we can flash the ZV9 partions indivudally since the download mode in ZV9 is fixed with DD Commands send_command.exe, cant we extract the system.img from the TOT and the BOOT.img from the tot modified and use send command method to flash the partitions manually back using the send_command.exe .
I've been reading (casually) some of chainfire's threads on SuperUser for Marshmallow and it is NOT pretty. This is on a unlocked Nexus 6P. System partition can not be touched.
I highly doubt we will see root on LG G4 with Marshmallow. Even if it was possible, there is not enough interest from the developers that have the know how.
The days of root are dwindling.
international lg g4 both have root for MM...so saying that the lg g4 wont have root is not totally accuraly.. it might take some time for us without bootloader unlocked but I have faith it will be at some point..btw I know that they have a patch for the tmo to use the international so maybe we can get a patch
donbudafuko said:
international lg g4 both have root for MM...so saying that the lg g4 wont have root is not totally accuraly.. it might take some time for us without bootloader unlocked but I have faith it will be at some point..btw I know that they have a patch for the tmo to use the international so maybe we can get a patch
Click to expand...
Click to collapse
I stand corrected. Thanks for the info.
Can try this guide to send command on marshmallow 6.0
http://lgviet.com/forum/threads/huong-send-command-tren-lg-g4-android-6-0-marshmallow.53972/
hsrose09 said:
Can try this guide to send command on marshmallow 6.0
http://lgviet.com/forum/threads/huong-send-command-tren-lg-g4-android-6-0-marshmallow.53972/
Click to expand...
Click to collapse
Sure wish I knew Vietnamese lol
donbudafuko said:
international lg g4 both have root for MM...so saying that the lg g4 wont have root is not totally accuraly.. it might take some time for us without bootloader unlocked but I have faith it will be at some point..btw I know that they have a patch for the tmo to use the international so maybe we can get a patch
Click to expand...
Click to collapse
T-Mobile has an unlocked bootloader already, so this is a moot point.
hsrose09 said:
Can try this guide to send command on marshmallow 6.0
http://lgviet.com/forum/threads/huong-send-command-tren-lg-g4-android-6-0-marshmallow.53972/
Click to expand...
Click to collapse
DaemeonZane said:
Sure wish I knew Vietnamese lol
Click to expand...
Click to collapse
This guide is just telling you how to use send_command with marshmallow. Not how to root.
DaemeonZane said:
Sure wish I knew Vietnamese lol
Click to expand...
Click to collapse
I wrote it, You can use google translate, or I can creat new post by english
---------- Post added at 03:34 AM ---------- Previous post was at 03:31 AM ----------
tabp0le said:
T-Mobile has an unlocked bootloader already, so this is a moot point.
This guide is just telling you how to use send_command with marshmallow. Not how to root.
Click to expand...
Click to collapse
Do You think can add root via linux same as lollipop, if cant I think now only can root via lg professtional tools 1.12/1.14 by wannan cn

Unlock SIM - Lg ls991 - ZVC

I want to share my experience with you guys.
So I've updated my LG G4 to ZVC firmeware, and read that is not possible to root it, and no unlock chances therefore. And since is really difficult to make downgrade once you've reached this version, I was totally freaked out that I wouldn't be able to unlock it.
And thanks to some brave community fellows that tried this method, I felt encouraged to do it.
In order to unlock your network, you have use a Global rom for ZVB firmeware, YES, it also works for ZVC. Said that, I have to tell you that this it's a risky method, and if you don't properly follow steps, you'll hard brick your phone, so do it at your own risk.
Here is the link:
http://forum.xda-developers.com/spr...-mellowmallow-debloated-60fps-camera-t3358340
Please, make sure to thank the OP and developers. Buy 'em a beer or something
Going from ZVC firmware, did you have to deviate at all from the instructions at that link you provided? Or did you get success following it exactly as written? I think you convinced me to take the plunge.
(Well, also to be fully honest, now that the V20 is available, I'm more willing to take risks with my beloved LG G4 in the secret hope I might break it and justify the expensive upgrade as being forced into it)
KingFatty said:
Going from ZVC firmware, did you have to deviate at all from the instructions at that link you provided? Or did you get success following it exactly as written? I think you convinced me to take the plunge.
(Well, also to be fully honest, now that the V20 is available, I'm more willing to take risks with my beloved LG G4 in the secret hope I might break it and justify the expensive upgrade as being forced into it)
Click to expand...
Click to collapse
Hi, just go to the link and follow the instructions there, you'll be alright.
I made this threat since everyone was confused about this firmeware version, and I wanted to share with you that YOU CAN UNLOCK the network once you are in ZVC as I DID. So no worries, you'll be able to unlock the sim from your LG G4 ZVC, using the ZVB procedure.
maxfloreshn said:
Hi, just go to the link and follow the instructions there, you'll be alright.
I made this threat since everyone was confused about this firmeware version, and I wanted to share with you that YOU CAN UNLOCK the network once you are in ZVC as I DID. So no worries, you'll be able to unlock the sim from your LG G4 ZVC, using the ZVB procedure.
Click to expand...
Click to collapse
you downgrade to ZVB and follow the instructions? or only download the global version of ZVB from the post and realize the process when the phone stay on ZVC?
DaNiElCoRe said:
you downgrade to ZVB and follow the instructions? or only download the global version of ZVB from the post and realize the process when the phone stay on ZVC?
Click to expand...
Click to collapse
In this particular case, just Install the ZVB Global rom (Even if you have ZVC like me). No downgrade needed. Once you've installed the ZVB Global rom (FOLLOWING THE ALL THE STEPS of the original post) you'll have your phone UNLOCKED and running ZVB.
In other words, it is not a downgrade process (Although you'll be downgrading your phone from ZVC to ZVB) NO ADDITIONAL STEPS for it, do like your device was on ZVB and please, don't skip any step and you'll be fine.
It worked for me, it will work for you. Good luck
maxfloreshn said:
In this particular case, just Install the ZVB Global rom (Even if you have ZVC like me). No downgrade needed. Once you've installed the ZVB Global rom (FOLLOWING THE ALL THE STEPS of the original post) you'll have your phone UNLOCKED and running ZVB.
In other words, it is not a downgrade process (Although you'll be downgrading your phone from ZVC to ZVB) NO ADDITIONAL STEPS for it, do like your device was on ZVB and please, don't skip any step and you'll be fine.
It worked for me, it will work for you. Good luck
Click to expand...
Click to collapse
LGUP can flash img files?
klurrant said:
LGUP can flash img files?
Click to expand...
Click to collapse
Yes, it does!
Please everybody, don't be afraid. Just follow the instructions and you'll be alright.
Ive seen this metthod done a bunch of times sucsessfuly. Ill vouch on it too. Is dangerous but follow instructions and there will be no issues
---------- Post added at 12:18 PM ---------- Previous post was at 12:17 PM ----------
klurrant said:
LGUP can flash img files?
Click to expand...
Click to collapse
Up only flashes kdzs and tots
maxfloreshn said:
I want to share my experience with you guys.
So I've updated my LG G4 to ZVC firmeware, and read that is not possible to root it, and no unlock chances therefore. And since is really difficult to make downgrade once you've reached this version, I was totally freaked out that I wouldn't be able to unlock it.
And thanks to some brave community fellows that tried this method, I felt encouraged to do it.
In order to unlock your network, you have use a Global rom for ZVB firmeware, YES, it also works for ZVC. Said that, I have to tell you that this it's a risky method, and if you don't properly follow steps, you'll hard brick your phone, so do it at your own risk.
Here is the link:
http://forum.xda-developers.com/spr...-mellowmallow-debloated-60fps-camera-t3358340
Please, make sure to thank the OP and developers. Buy 'em a beer or something
Click to expand...
Click to collapse
Doesnt work for ZVD need help to unlock
yapcogamer said:
Doesnt work for ZVD need help to unlock
Click to expand...
Click to collapse
Did you use LGUP to downgrade to earlier versions first? If I remember correctly, there might be a chance to use the ZVC tot file to revert from ZVD to ZVC?
KingFatty said:
Going from ZVC firmware, did you have to deviate at all from the instructions at that link you provided? Or did you get success following it exactly as written? I think you convinced me to take the plunge.
(Well, also to be fully honest, now that the V20 is available, I'm more willing to take risks with my beloved LG G4 in the secret hope I might break it and justify the expensive upgrade as being forced into it)
Click to expand...
Click to collapse
lol i just came across this one this is funny
KingFatty said:
Did you use LGUP to downgrade to earlier versions first? If I remember correctly, there might be a chance to use the ZVC tot file to revert from ZVD to ZVC?
Click to expand...
Click to collapse
we got an unlock thats works now
TheMadScientist420 said:
we got an unlock thats works now
Click to expand...
Click to collapse
is the unlock for zvd? if so do you by chance have a link id really appreciate it
gillim74 said:
is the unlock for zvd? if so do you by chance have a link id really appreciate it
Click to expand...
Click to collapse
Its a give or take thing some work some dont. Ill link wuen i get home
https://forum.xda-developers.com/sprint-g4/general/gsm-unlock-root-users-t3628314
TheMadScientist420 said:
Its a give or take thing some work some dont. Ill link wuen i get home
https://forum.xda-developers.com/sprint-g4/general/gsm-unlock-root-users-t3628314
Click to expand...
Click to collapse
Thanks it didnt work though.i see theres a rooted zvd system img you commented in its thread.do you know id it works or how your supposed to flash it.i did the dd commands but it instantly says fail
gillim74 said:
Thanks it didnt work though.i see theres a rooted zvd system img you commented in its thread.do you know id it works or how your supposed to flash it.i did the dd commands but it instantly says fail
Click to expand...
Click to collapse
zvd isnt rooted zv6 is the only rooted firmware and anything zvb and above cannot downgrade either
hardbrick can and will occur
a paid company or sprint is the only methods available unless root is found for zvb and greater
​
TheMadScientist420 said:
zvd isnt rooted zv6 is the only rooted firmware and anything zvb and above cannot downgrade either
hardbrick can and will occur
a paid company or sprint is the only methods available unless root is found for zvb and greater
Click to expand...
Click to collapse
Ok thanks i guess that post was junk.
gillim74 said:
​
Ok thanks i guess that post was junk.
Click to expand...
Click to collapse
if u will link it for me u might be able to if ure on zvd flash the mellow mallor international but no root
TheMadScientist420 said:
zvd isnt rooted zv6 is the only rooted firmware and anything zvb and above cannot downgrade either
hardbrick can and will occur
a paid company or sprint is the only methods available unless root is found for zvb and greater
Click to expand...
Click to collapse
Ok i was wrong its unlocked zvd system.img https://forum.xda-ought ofdevelopers.com/sprint-g4/general/unlocked-zvd-img-t3637359 does it mean sim unlocked and thats what i was trying to flash but just says fail.again thank you for all your help its really appreciated trying to sim unlock for my mom as i have the g6.when i first saw your screen nane first thing i thought of was breaking bad
gillim74 said:
Ok i was wrong its unlocked zvd system.img https://forum.xda-ought ofdevelopers.com/sprint-g4/general/unlocked-zvd-img-t3637359 does it mean sim unlocked and thats what i was trying to flash but just says fail.again thank you for all your help its really appreciated trying to sim unlock for my mom as i have the g6.when i first saw your screen nane first thing i thought of was breaking bad
Click to expand...
Click to collapse
ive never dont the method but can descibe it to a T
on marshmallow sprint closed the send command port on g4 so a very dangerous technique in opening it as follows kinda. you open lgup and flash some tot dont know which one but as soon as it hits 9% this is when the send command port gets opened You have to unplug the usb cable exactly rite time and the send port stays open then u can dd in the system image.
now it is dangerous can hard brick device but im digging up the links now

[Download] 9.0.7 Patched Boot Image for Magisk

This is just a simple patched boot.img so you can re-do magisk after the update to 9.0.7 if you don't care for bothering with TWRP.
Instructions are the same as the others:
adb reboot bootloader
fastboot boot patched_boot-9.0.7.img
Open the Magisk Manager App and click install. When prompted, choose Direct Install.
Profit!
Download Link: Google Drive: https://drive.google.com/file/d/13RDdihjVwt1oXlaxasRXqu75_QlFJV2T/view?usp=sharing
If you Need Magisk Manager, you can grab it from here: https://github.com/topjohnwu/Magisk/releases/download/manager-v6.0.1/MagiskManager-v6.0.1.apk
Thanks! Works like a charm
Thank you sir. Got me back rooted after the local upgrade to 9.0.7 on my tmo variant
Glad it helped!
Dameon87 said:
Glad it helped!
Click to expand...
Click to collapse
Yea seriously way easier than that root program. Done in under 5minutes. No fuss no muss
I'm completely unrooted and stock. Do I have to unlock bootloader to flash this to use Magisk?
Fade2 said:
I'm completely unrooted and stock. Do I have to unlock bootloader to flash this to use Magisk?
Click to expand...
Click to collapse
Yes
Any confirmation for this working on the T-Mo variant? I am bootloader unlocked with TWRP and Magisk root already.
Dameon87 said:
This is just a simple patched boot.img so you can re-do magisk after the update to 9.0.7 if you don't care for bothering with TWRP.
Instructions are the same as the others:
adb reboot bootloader
fastboot boot patched_boot-9.0.7.img
Open the Magisk Manager App and click install. When prompted, choose Direct Install.
Profit!
Download Link: Google Drive: https://drive.google.com/file/d/13RDdihjVwt1oXlaxasRXqu75_QlFJV2T/view?usp=sharing
If you Need Magisk Manager, you can grab it from here: https://github.com/topjohnwu/Magisk/releases/download/manager-v6.0.1/MagiskManager-v6.0.1.apk
Click to expand...
Click to collapse
how do u get the stock boot.img for 9.0.7 6t international
tswb said:
how do u get the stock boot.img for 9.0.7 6t international
Click to expand...
Click to collapse
Can either grab it from the Payload.bin file after extraction, or use dd to pull it.
treetolber said:
Any confirmation for this working on the T-Mo variant? I am bootloader unlocked with TWRP and Magisk root already.
Click to expand...
Click to collapse
Post #3?
guspeed said:
Post #3?
Click to expand...
Click to collapse
It works fine on the T-Mobile or International.
In almost every case things will work on both unless otherwise noted.
@Dameon87 is there any way you could possibly throw an OOS 9.0.7 stock kernel zip together if it's not too much to ask?
Thanks!
I'll stick with the TWRP method.. after this messed up my phone with no internet at all in wifi or modem I had to go hunt down stock boot image.
Stock Boot Image are found here.. https://forums.oneplus.com/threads/...ta-oxygen-os-repo-of-oxygen-os-builds.941780/
strictlyphat said:
Thank you sir. Got me back rooted after the local upgrade to 9.0.7 on my tmo variant
Click to expand...
Click to collapse
So you had the t-mob variant.
then you unlocked bootloader and flashed 9.0.6 giving you the international variant.
How did you upgrade to 9.0.7?? Surely not OTA right?
CCJ22 said:
So you had the t-mob variant.
then you unlocked bootloader and flashed 9.0.6 giving you the international variant.
How did you upgrade to 9.0.7?? Surely not OTA right?
Click to expand...
Click to collapse
Local upgrade.
I have a question.. nothing to do with this thread. I tried making my own thread but the xda app won't let me.. however here is my question.. I just tried updating my greenify module for magisk and it said install fails.. reason is because my API is 28 and the max should be 27??? It also told me to downgrade to a different Android.... Anyone ever year such a thing?? And is there a fix for this???
anthony10126 said:
I have a question.. nothing to do with this thread. I tried making my own thread but the xda app won't let me.. however here is my question.. I just tried updating my greenify module for magisk and it said install fails.. reason is because my API is 28 and the max should be 27??? It also told me to downgrade to a different Android.... Anyone ever year such a thing?? And is there a fix for this???
Click to expand...
Click to collapse
You should address your issue on the greenify4magisk thread. The dev posted explaining the reason for the issue you encounter at the last page. I don't think greenify is needed for OnePlus 6T. 1+6T has a feature called Adaptive Battery which looks like it trying to do the same thing as greenify.
TheKnux said:
@Dameon87 is there any way you could possibly throw an OOS 9.0.7 stock kernel zip together if it's not too much to ask?
Click to expand...
Click to collapse
Dear,
I have created a stock kernel from 9.0.7 as per in the attachment.
Thanks.

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