[Request] LG G4 US99120a Marshmallow Root - G4 Q&A, Help & Troubleshooting

HI,
I currently own LG G4 US991 version and got OTA update to Marshmallow.
But i can't find any article on rooting and flashing twrp to US99120a version.
PLease can someone help in rooting this device with twrp?

deeps_17 said:
HI,
I currently own LG G4 US991 version and got OTA update to Marshmallow.
But i can't find any article on rooting and flashing twrp to US99120a version.
PLease can someone help in rooting this device with twrp?
Click to expand...
Click to collapse
On marshmallow rooting requires an unlocked bootloader due to new security measures, so thats what you need to ask for first. Currenrly only the european h815 and the t-mobile-us h811 can be unlocked.
Gesendet von meinem LG-H815 mit Tapatalk

We are fans of LG G4 US991 unlock version us cellular variant 6.0 update to Marshmallow.
rooting and flashing twrp to US99120a version.
we appreciate help in rooting this varant or even getting fm radio to work
i have discover oem unlock in developer settings
can help to unlock bootloader.

Hi, are you still on 20A? Can you use LG Mobile Support tool and try to download the 21A update and save it to your desktop before it installs? Let me know, thanks

Android 6.0 US99124a ??? Is there a chance to install TWRP? Please help:crying::crying::crying:!

Any updates on this particular phone?
Based on my research thus far it doesnt look like root or recovery install is possible

DrROBschiz said:
Any updates on this particular phone?
Based on my research thus far it doesnt look like root or recovery install is possible
Click to expand...
Click to collapse
Sure just unlock with UsU
Sent from my LG-H815 using XDA Labs

steadfasterX said:
Sure just unlock with UsU
Sent from my LG-H815 using XDA Labs
Click to expand...
Click to collapse
Ho boy
I'm gonna need some time to work through getting all that setup. So I need to boot into that Linux, install Salt, unlock with UsU, Install Custom Recovery and finally root the darn thing
Wish me luck

DrROBschiz said:
Ho boy
I'm gonna need some time to work through getting all that setup. So I need to boot into that Linux, install Salt, unlock with UsU, Install Custom Recovery and finally root the darn thing
Wish me luck
Click to expand...
Click to collapse
That's why FWUL exists. It is fully android compatible and has SALT pre-installed (just do an update when starting SALT and do a backup before doing anything else)
Sent from my LG-H815 using XDA Labs

Related

LG G4 Marshmallow Update on H815T

I just wanna ask if there's a marshmallow update on HK version (H815T). It always says I am using the latest version OS but still my android version is 5.1 and my Software version is V10e-HKG-XX
Thanks!
I didn't hear anything about the HK variant. It seems that Europe should receive the first MM batch alongside South Korea.
Sent from my LG G4 using Tapatalk
If you don't want to bother waiting you can flash the H815 MM kdz through LGUP. I've been on it for weeks with my H815T and everything works as it should. When the official H815T update is released it'll be pretty easy to swap over as well.
qyrus said:
If you don't want to bother waiting you can flash the H815 MM kdz through LGUP. I've been on it for weeks with my H815T and everything works as it should. When the official H815T update is released it'll be pretty easy to swap over as well.
Click to expand...
Click to collapse
You're talking about this thread here, right??: http://forum.xda-developers.com/g4/help/lgup-install-kdz-mm-lp-t3249803
I'm on the the H815T on v10c-HKG-XX with root and Xposed. Were you able to upgrade your firmware and keep your apps/settings/data, or did you have to do a full wipe before you flashed?
Can you explain to us exactly how you did this and your steps? Nobody in that thread with an H815T is sharing their details. Do you have a link to the kdz you used? Did you have to modify your prop file? Were you rooted before?
Nothing fancy needed, just download a H815-20A/B kdz (I used the one provided by autoprime's thread) and then basically decide if you want to upgrade or wipe (refurb). I've tried upgrading and it'll work, you'll keep all your apps and settings from 10C; personally I like to start fresh so I wiped my phone and then restored apps through LG Backup. That being said you'll lose xposed and root either way until someone figures out a way to unlock the bootloader.
Marshmallow is now available to download from LG bridge for H815T. Enjoy
Here's a HK thread talking about it.
www hkepc com/forum/viewthread.php?tid=2252501&extra=&page=1
My device hasn't got the update yet though...
sud_ran said:
Marshmallow is now available to download from LG bridge for H815T. Enjoy
Click to expand...
Click to collapse
I think you are mistaken! LG Bridge is not showing any updates aside from v10e. I'm guessing that you're confusing it with the H815 Taiwan edition???
---------- Post added at 06:59 PM ---------- Previous post was at 06:03 PM ----------
It's not showing up on Bridge, but take a look at this: http://opensource.lge.com/osSch/list?types=NAME&search=h815
Is that the H815T rom or is that just useless code???
Yeah, i just rechecked. its showing v10e now instead of v20a.
See my screenshot. Its an HKG version.
sud_ran said:
Yeah, i just rechecked. its showing v10e now instead of v20a.
See my screenshot. Its an HKG version.
Click to expand...
Click to collapse
Wow you got lucky! I wonder why they pulled it?? Is there a way you can share that rom with us?
qyrus said:
Nothing fancy needed, just download a H815-20A/B kdz (I used the one provided by autoprime's thread) and then basically decide if you want to upgrade or wipe (refurb). I've tried upgrading and it'll work, you'll keep all your apps and settings from 10C; personally I like to start fresh so I wiped my phone and then restored apps through LG Backup. That being said you'll lose xposed and root either way until someone figures out a way to unlock the bootloader.
Click to expand...
Click to collapse
Hello, how are you? i have few questions to ask, i have H815T
1 - Can i install KDZ MM for H815 from autoprime thread to my H815T with LGUP refurbish option?
2 - Which method is required to root this MM rom
3 - After rooting if i want to go back to stock to receive official update, should i install V10e with LGUP to downgrade and lose root.
4- Which rom you are using? are you rooted?
5 - Any chance of CM13 for H815T without bootloader unlock?
usmanxhmed said:
Hello, how are you? i have few questions to ask, i have H815T
1 - Can i install KDZ MM for H815 from autoprime thread to my H815T with LGUP refurbish option?
2 - Which method is required to root this MM rom
3 - After rooting if i want to go back to stock to receive official update, should i install V10e with LGUP to downgrade and lose root.
4- Which rom you are using? are you rooted?
5 - Any chance of CM13 for H815T without bootloader unlock?
Click to expand...
Click to collapse
I can answer #5 for you. For now you need to have an unlocked bootloader to flash CM13. In the future something may come out but its not guaranteed.
Sent from my LG-H815 using Tapatalk
daniel4653 said:
I can answer #5 for you. For now you need to have an unlocked bootloader to flash CM13. In the future something may come out but its not guaranteed.
Sent from my LG-H815 using Tapatalk
Click to expand...
Click to collapse
Thanks buddy.
Received the 20B update from Bridge on the 6th. Perfect update, very smooth and better battery life.
Is the latest versuon for h815t is v20b? Or did we recieve v20c?
LG-H815 cihazımdan Tapatalk kullanılarak gönderildi
teccrom said:
Received the 20B update from Bridge on the 6th. Perfect update, very smooth and better battery life.
Click to expand...
Click to collapse
hi how are you? is your phone h815t from hong kong? i have same and haven't received update yet? is your serial number start from 505? have you read about bootloop issue?
Nothing yet....(((
montrealguy said:
You're talking about this thread here, right??: http://forum.xda-developers.com/g4/help/lgup-install-kdz-mm-lp-t3249803
I'm on the the H815T on v10c-HKG-XX with root and Xposed. Were you able to upgrade your firmware and keep your apps/settings/data, or did you have to do a full wipe before you flashed?
Can you explain to us exactly how you did this and your steps? Nobody in that thread with an H815T is sharing their details. Do you have a link to the kdz you used? Did you have to modify your prop file? Were you rooted before?
Click to expand...
Click to collapse
Hi, I have software edition v10f and I'm trying to root my device is downloading v10c safe? Does it matter? I'm on H815 as well
I flashed V20E through LGUP on my H815T,but LG Brigde now showing V20C for H815T.What should i do?
Let it be then. I don't see any real needs to flash V20C. I am now using V20E on my H815T HK version which is very good in terms of battery life and performance.
lastsamuraial said:
I flashed V20E through LGUP on my H815T,but LG Brigde now showing V20C for H815T.What should i do?
Click to expand...
Click to collapse

LG G4 Rooting problem

Just got my phone and is running software version V20a-SEA
is there a way to root it?
Cant seem to find it
Thank you
Yup, try this - http://forum.xda-developers.com/showthread.php?t=3164765
[ROOT] TMO/VZW/ATT/SPRINT/INTL Root your LG G4 with Low Effort Root!
raravi said:
Yup, try this - http://forum.xda-developers.com/showthread.php?t=3164765
[ROOT] TMO/VZW/ATT/SPRINT/INTL Root your LG G4 with Low Effort Root!
Click to expand...
Click to collapse
Isn't it for the 10c version? Will it work on the v20a version as well?
galshalev said:
Isn't it for the 10c version? Will it work on the v20a version as well?
Click to expand...
Click to collapse
i manage to downgrade my MM to LP and root it however now the problem is i cant unlock bootloader as my phone is SEA variant
Roongx said:
i manage to downgrade my MM to LP and root it however now the problem is i cant unlock bootloader as my phone is SEA variant
Click to expand...
Click to collapse
How did you downgraded the device? Any recommended guide?
I think we will just have to wait for the official SEA bootloader unlock, I'm in the same situation as you. GODDAMMIT.
galshalev said:
How did you downgraded the device? Any recommended guide?
I think we will just have to wait for the official SEA bootloader unlock, I'm in the same situation as you. GODDAMMIT.
Click to expand...
Click to collapse
i downgrade using LGUP then i root it using the low effort root
galshalev said:
How did you downgraded the device? Any recommended guide?
I think we will just have to wait for the official SEA bootloader unlock, I'm in the same situation as you. GODDAMMIT.
Click to expand...
Click to collapse
as the poster before me said, LGUP and the correct KDZ file.
I made a quite detailed post here that you can check out: http://forum.xda-developers.com/showpost.php?p=64850532&postcount=2

No one helps me please anyone out of thousands people out there

:crying::crying::crying: i have lg g4 f500l30b it has nougat installed i want to downgrade but get error 0 20000 i tried to convert it to h815 but i get in valid kdz i dont know what to do i want to root my phone thats why i am doing all this please man some one help me tell me how to root my phone phone just tell me that root injection using ubuntu will work or not atleast please reply please:crying::crying::crying:
shahid001 said:
:crying::crying::crying: i have lg g4 f500l30b it has nougat installed i want to downgrade but get error 0 20000 i tried to convert it to h815 but i get in valid kdz i dont know what to do i want to root my phone thats why i am doing all this please man some one help me tell me how to root my phone phone just tell me that root injection using ubuntu will work or not atleast please reply please:crying::crying::crying:
Click to expand...
Click to collapse
Unfortunately the G4 on Nougat cannot be downgraded to allow root. Maybe some Developer in the future will bw able to make root for Nougat.
Sent from my LG-H870 using Tapatalk
Stransky said:
Unfortunately the G4 on Nougat cannot be downgraded to allow root. Maybe some Developer in the future will bw able to make root for Nougat.
Sent from my LG-H870 using Tapatalk
Click to expand...
Click to collapse
btw thanks for the reply atleast you told me that i can not downgrade thanks man

Does the ROMs for the G4 (h815) works for the G4 (h815P)?

Hello, i have an old LG G4 (h815P), and i want to install the CypherOS ROM, but in the page only mentions the model h815. Anyone knows if i can install that ROM on my device? Thanks in advance.
albertojz221 said:
Hello, i have an old LG G4 (h815P), and i want to install the CypherOS ROM, but in the page only mentions the model h815. Anyone knows if i can install that ROM on my device? Thanks in advance.
Click to expand...
Click to collapse
You need to unlock your device in order to install custom ROMs.
As you own a device which cannot be unlocked officially UsU is your way to go then.
After that: yes for sure you can install cypher for the 815p
Sent from my LG-H815 using XDA Labs
It will work yes.
I have an H815p and it works for me.
Actually... h815's have the highest success rate for UsU unlock. My 815T was a piece of cake to unlock, dear
Regards

[Q] Other Nougat Firmware

Hello, i have been using the Nougat V29a for a very long time now, i was using the Poland Beta, and now the SezerSimsek.. but ! in those two, the animations are very sluggish and laggy, i tried everything, full reset, wipe cache and reflash a clean version, but nothing is working.
is there any new V29 i can flash using LGUP or LG Flash Tool ?
thanks in advance.
those are the links i have :
https://forum.xda-developers.com/g4/development/h815-nougat-stock-locked-bootloader-t3709119/amp/
and
https://drive.google.com/file/d/1d3J0yeRf0Rgp_6gt0gqA8dhjpEGgjTS1/view
up, if anyone can help me ? please ?
Cedlad said:
Hello, i have been using the Nougat V29a for a very long time now, i was using the Poland Beta, and now the SezerSimsek.. but ! in those two, the animations are very sluggish and laggy, i tried everything, full reset, wipe cache and reflash a clean version, but nothing is working.
is there any new V29 i can flash using LGUP or LG Flash Tool ?
thanks in advance.
those are the links i have :
https://forum.xda-developers.com/g4/development/h815-nougat-stock-locked-bootloader-t3709119/amp/
and
https://drive.google.com/file/d/1d3J0yeRf0Rgp_6gt0gqA8dhjpEGgjTS1/view
Click to expand...
Click to collapse
Uhm .. They are IDENTICAL. Sezer just kanged the v29a we catched from Poland and created a TOT file out of it. That's all so no wonder you have the same issues on "both".
What's your model? As long as it's not a h818 consider to unlock your device and you could even use oreo ..
Sent from my OnePlus 6T using XDA Labs
steadfasterX said:
Uhm .. They are IDENTICAL. Sezer just kanged the v29a we catched from Poland and created a TOT file out of it. That's all so no wonder you have the same issues on "both".
What's your model? As long as it's not a h818 consider to unlock your device and you could even use oreo ..
Sent from my OnePlus 6T using XDA Labs
Click to expand...
Click to collapse
hello, thanks for your reply, my model is H815P , and i do not want to use UsU, as far as i know, i cannot unlock it officially by LG.
i looked at the forus, but, nothing mentioned that you can unlock the device (other than the already supported device models).
Cedlad said:
hello, thanks for your reply, my model is H815P , and i do not want to use UsU, as far as i know, i cannot unlock it officially by LG.
i looked at the forus, but, nothing mentioned that you can unlock the device (other than the already supported device models).
Click to expand...
Click to collapse
True. H815p means UsU .
Sent from my OnePlus 6T using XDA Labs
steadfasterX said:
True. H815p means UsU .
Sent from my OnePlus 6T using XDA Labs
Click to expand...
Click to collapse
so there is no other nougat firmware i can use ?
Cedlad said:
so there is no other nougat firmware i can use ?
Click to expand...
Click to collapse
Ofc.. Aoscp , LOS , RR ...
Sent from my OnePlus 6T using XDA Labs

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