Custom ROMs on H815 TWN - G4 Q&A, Help & Troubleshooting

Hi Guys,
Is there any way to install TWRP/Custom ROMs, on the H815 TWN variant? I tried today to unlock the bootloader today, but it still says not supported (screenshot attached), let me know if any one has found a way to Bump the kernel like on the old G2/G3 models.
Thanks everyone =D

I have exactly the same issue unfortunately. I'd be happy with ROOT for now.
I hope someone in the community can help us out.
EDIT: root (and downgrade from MM if needed) for TWN: http://forum.xda-developers.com/g4/help/twn-root-question-downgrade-root-t3328465

Sorry but it's not possible now. There's lots of us waiting for Bootloader to be unlocked for TWN model H815... but currently impossible.
Luckily we can still have Lollipop with root.

Vice83 said:
Sorry but it's not possible now. There's lots of us waiting for Bootloader to be unlocked for TWN model H815... but currently impossible.
Luckily we can still have Lollipop with root.
Click to expand...
Click to collapse
And luckily phones like the Nexus 6P or almost any other competitor allows for bootloader unlocking unlike LG.
So if you get pissed off enough, that's an option

Related

Root for lgg4 us cellular lgus991

I'm kinda new at this and I need a little help with figuring out if I can actually root the lgg4 I bought? I've never bought anything from another variant other than the typical sprint, mobile etc.......so with that said......can I root this phone that's from us cellular? And if so can you point me in the right direction please.? My software information is lgus99120c
My model number is lgus991
Please help me
So far no root on MM. You will need to downgrade to LL with LGUP. Do research for your own model.
LG G4 us991 "unlocked"/ US Cellular
There is very little information on these G4 variations,
I am also struggling with this device. No real root method, mention of a couple custom and stock roms but no links,
Im running stock unrooted lollipop
Any real help would be greatly appreciated.
alphabitssoup said:
There is very little information on these G4 variations,
I am also struggling with this device. No real root method, mention of a couple custom and stock roms but no links,
Im running stock unrooted lollipop
Any real help would be greatly appreciated.
Click to expand...
Click to collapse
There is a brand new method for your device which can fully unlock it and so install even custom ROMs on it! Ofc rooting stock MM is no issue anymore for you then..
Just check out my PoC unlock thread in the g4 area!
This unlock method is based on ls991 (!!!!) firmware and so you should have no limitations. ("should" because no ls991 user tried it yet but it worked for other models where we had much higher risk of issues then with a ls991..)
.
Sent from my LG-H815 using XDA Labs

Which model G4 should I buy for rooting/TWRP/Roms/Xposed

Looking to buy a new phone, settled on the G4, gonna make sure I get a revision 1.1 and a 603 serial phone.
I am gonna be on MetroPCS so let's keep that in mind.
Really need help chosing, I am looking at the 815 and the 811 along with US991.
Any help would be great.
Or if you had a phone suggestion below $350 that would be comparable or better please share.
http://forum.xda-developers.com/g4/general/lg-g4-models-bootloader-unlockable-t3253750
thecrunked said:
http://forum.xda-developers.com/g4/general/lg-g4-models-bootloader-unlockable-t3253750
Click to expand...
Click to collapse
So you would suggest the 815 then.
the h815 from the specific countries on that list are the only ones with unlockable bootloaders. if you buy an h815 from a region not on that list you cannot unlock it and thus cant have twrp, custom roms, etc
The H815 or international version is the best choice ...LG is giving u the files to unlock ur bootloader ...theres are many roms out there u can flash and try ....And I m talking from personal experience i have a H815 and i have already flash 3 different roms and i have unlock my bootloader and didnt encounter any problems at all ....A friend of mine bought another h815 and encounter a bootloop after a official software update but after a factory reset all was working good ....i live in europe ....
Annihilate This said:
Looking to buy a new phone, settled on the G4, gonna make sure I get a revision 1.1 and a 603 serial phone.
I am gonna be on MetroPCS so let's keep that in mind.
Really need help chosing, I am looking at the 815 and the 811 along with US991.
Any help would be great.
Or if you had a phone suggestion below $350 that would be comparable or better please share.
Click to expand...
Click to collapse
id say go with h811... if you unlock bootloader you warranty is over... if you buy international if something happens you must send back phone for repair...to what ever country you get it from according to the list that can be unlocked... not sure if you buy in the states the h815 comes with no warranty. either..

Any way to unlock bootloader for H815 (TWN)

Hey guys,
when trying to unlock the bootloader the official way, I get the error message
"Unfortunately, your device(Taiwan , (TAIWAN) )does not support unlocking the bootloader."
LG support has not responded yet, but the message indicates what their answer will be.
Is there any way to get the bootloader unlocked other than having LG send the unlock code?
I found several threads all over the internet with people describing the same problem, but no solution was posted. Since all those threads are from mid-2015, I was wondering if anyone found a solution by now.
If you find a solution , please let me know .
steosteo said:
Hey guys,
when trying to unlock the bootloader the official way, I get the error message
"Unfortunately, your device(Taiwan , (TAIWAN) )does not support unlocking the bootloader."
LG support has not responded yet, but the message indicates what their answer will be.
Is there any way to get the bootloader unlocked other than having LG send the unlock code?
I found several threads all over the internet with people describing the same problem, but no solution was posted. Since all those threads are from mid-2015, I was wondering if anyone found a solution by now.
Click to expand...
Click to collapse
( "Unfortunately, your device(Taiwan , (TAIWAN) )does not support unlocking the bootloader." )
its clear enough to me... you cant.
and theres no other way.. yet... maybe one day it will.. unofficially.
I asked this a month ago with no luck.
There hasn't been any real progress on having an unofficial bootloader unlock since august/september of 2015.....
It's almost a year since anyone has really talked about it. I don't think it's ever gonna happen :/
Odischeese said:
I asked this a month ago with no luck.
There hasn't been any real progress on having an unofficial bootloader unlock since august/september of 2015.....
It's almost a year since anyone has really talked about it. I don't think it's ever gonna happen :/
Click to expand...
Click to collapse
I checked again today still no bootloader unlock for Taiwan ...Anybody try sending an email to LG to see what they say ?
my guy on the inside says there will be bootloader unlock but dont know when
raptorddd said:
( "Unfortunately, your device(Taiwan , (TAIWAN) )does not support unlocking the bootloader." )
its clear enough to me... you cant.
and theres no other way.. yet... maybe one day it will.. unofficially.
Click to expand...
Click to collapse
Of course I meant an unofficial way when I wrote "other than having LG send the unlock code". Anyone working on that?
jinderation said:
I checked again today still no bootloader unlock for Taiwan ...Anybody try sending an email to LG to see what they say ?
my guy on the inside says there will be bootloader unlock but dont know when
Click to expand...
Click to collapse
I asked the LG developer support. All they replied so far was that by company policy, they do not allow models other than "European market" to be unlocked at the moment.
I answered that I am not satisfied with this "policy" and that I'd like a reason for them to block customers from their freedom of choice what to do with their devices. No answer yet - will post here when I get one.
steosteo said:
Of course I meant an unofficial way when I wrote "other than having LG send the unlock code". Anyone working on that?
I asked the LG developer support. All they replied so far was that by company policy, they do not allow models other than "European market" to be unlocked at the moment.
I answered that I am not satisfied with this "policy" and that I'd like a reason for them to block customers from their freedom of choice what to do with their devices. No answer yet - will post here when I get one.
Click to expand...
Click to collapse
More people need to ask their developer support program to make an official unlock for the bootloder...this is not a one man job we all need to participate in this all those having TAIWAN H815 models..
Is there any way to at least gain root access on these phones? Mine is running software version "V20c-TWN-XX", which is Android 6.0 with security patch level 2016-01-01.
Cabrill said:
Is there any way to at least gain root access on these phones? Mine is running software version "V20c-TWN-XX", which is Android 6.0 with security patch level 2016-01-01.
Click to expand...
Click to collapse
LP yes. but i seen 2 different post claiming root on MM with locked bootloader.
It's easiest to just downgrade to Lollipop via LGUP. Though it still took me a while to find the right pre-rooted image to flash on my phone.
I just completed the process of using LGUP to rollback to Lollipop v10c, and then rooted it. Surprisingly I was even able to get Xposed framework installed with the bootloader locked. I guess the only thing I'm really missing is TWRP, but I can live without it.
Thanks for pointing me in the right direction!
raptorddd said:
( "Unfortunately, your device(Taiwan , (TAIWAN) )does not support unlocking the bootloader." )
its clear enough to me... you cant.
and theres no other way.. yet... maybe one day it will.. unofficially.
Click to expand...
Click to collapse
if this device doesn't become extint...
nach0x said:
if this device doesn't become extint...
Click to expand...
Click to collapse
it could.. when i got my G2 there was barely any software all of the sudden alot of roms popped.. we need more people on this phone and developers..
raptorddd said:
it could.. when i got my G2 there was barely any software all of the sudden alot of roms popped.. we need more people on this phone and developers..
Click to expand...
Click to collapse
i meant that if lg doesn't solve this bootloop problem, and in the future, if they discontinue the g4...
nach0x said:
i meant that if lg doesn't solve this bootloop problem, and in the future, if they discontinue the g4...
Click to expand...
Click to collapse
not so sure ... but LG has removed the team the worked on past phones and eithe has a new team or will be not making any more phones. .... g5 sales arent too good...
I've the H815 V20d-TWN-XX 6.0 MM with sec. patch level 2016-06-01, and as I've read, no way to unlock bootloader for this model, so frustrating.
I was hoping at least to find a way to have this particular G4 version rooted with the bootloader locked, does anyone know how can this be done?
Been looking for a solution but haven't found anything so far, I'd just flash a previous version but some people wrote in other threads that this 20d has noticeable battery improvements...
So any help with, as for now, the best way to go to get root access in this device, is very much appreciated. I've been trying to do this for weeks
Thanks!
I am assuming with the boot loader locked, there is no way to try out any of the custom ROMs here ....what a shame as I wanted to give lineage a go
m0tyrider said:
I am assuming with the boot loader locked, there is no way to try out any of the custom ROMs here ....what a shame as I wanted to give lineage a go
Click to expand...
Click to collapse
There may be an unofficial way.
If you are interested, head over to [BL UNLOCK][LS991|H81x|VS986|any nonFused] *Unlock your bootloader PoC* (WIP!!) at https://forum.xda-developers.com/g4/...proof-t3648288
Read the OP carefully and be fully aware of the risks and limitations. steadfasterX is working hard to overcome the locked bootloader situation and has had some success to-date using his own version of Lineage with testers.

Guys im looking to buy a G4, Is possible to unlock the bootloader?

Guys i got my phone stolen a S5 which i recently unlocked, i was so happy after unlock it but... life sucks sometimes.
I want to know if it is possible to unlock the bootloader, offcially or nonoffcially, and if it is which version should i look for? build? Company?
ETC? and which models should i avoid. Thanks!
Eu h815 unlocked .... This one is bootloader unlockable
h811 can be unlocked too.
generally only the single sim g4 can be unlocked. h815 difference is that it can keep warranty even after unlocking.
davyon said:
Guys i got my phone stolen a S5 which i recently unlocked, i was so happy after unlock it but... life sucks sometimes.
I want to know if it is possible to unlock the bootloader, offcially or nonoffcially, and if it is which version should i look for? build? Company?
ETC? and which models should i avoid. Thanks!
Click to expand...
Click to collapse
if you in usa h811 tmobile
if you in europe h815 but not all can be bootloade unlocked. search for list of G4 that can be bootloader unlocked.

Does anyone know if someone is working on a bootloader unlock/root for other models?

I know the EM can be rooted, but is someone working on a bootloader unlock for the other G7 models?
I got in touch with TMobile to see if their version would be bootloader unlockable. They gave me the run around, told me to contact LG who hasn't responded. One thing I did manage to get out of TMobile was a firm denial that they requested the device remain locked its likely apathy on the part of LG holding us back at this point. ?I haven't dug into mine yet because I have more interesting unlocked devices to work on
Giving that the only European models can be unlocked most likely not but maybe a bug in the future.
Have saw a AWM model which flash to EM model and get its bootloader unlocked on a second hand trading website in China. The seller said he flash the EM firmware and change the IMEI in order to unlock his phone "officially"
I'm eagerly waiting for the US unlocked G710ULM. If this variant is unlocked, why didn't LG unlocked bootloader?, it's been almost 4 months of no news from LG. .Why giving special status to unlocked European models , since LG V30? If that's the case then LG G6 US997 could be the last US model enjoying root?
someone have found a way to root g7 hong kong variant yesterday on bbs forum
Ellcid01 said:
someone have found a way to root g7 hong kong variant yesterday on bbs forum
Click to expand...
Click to collapse
Do you have a link to that BBS forum?
Thanks,
joeminati said:
Do you have a link to that BBS forum?
Thanks,
Click to expand...
Click to collapse
http://bbs.gfan.com/android-9524461-1-1.html its chinese site

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