Unlock bootloader on an LG G4 H815T - G4 Q&A, Help & Troubleshooting

Hello everyone.
I have bought an LG G4 H815T two years ago and I can't stand the official firmware anymore.
I know loads of threads exist on that subject, so let me explain why my case is slightly different.
I am stuck on software version v10b-GLOBAL_COM : Android 5.1, build number LMY47D.
When I check on the "update" tab, it says it's up-to-date.
When I check with LG Bridge, it says i'm up-to-date.
I asked LG, they won't do anything for me.
If I try to unlock my phone the official way, LG tells me I can't do it because that version (Australian market) can't not be unlocked.
I can't get unlock.bin to work when I reboot the phone in fastboot nor unlock it with ADB.
I saw the thread "unlock any G4 with UsU" but in the requirements it says it needs android 6.0+ or it will hard-brick the phone.
What can I do? My phone is literally not usable, I really need a custom rom.
Thank you in advance.
Cheers,
SIHS.

Search USU unlock method
---------- Post added at 05:39 AM ---------- Previous post was at 05:33 AM ----------
https://forum.xda-developers.com/g4/general/unlock-unlock-lg-g4-device-usu-t3760451
Lazy
---------- Post added at 05:46 AM ---------- Previous post was at 05:39 AM ----------
deltadiesel said:
Search USU unlock method
---------- Post added at 05:39 AM ---------- Previous post was at 05:33 AM ----------
https://forum.xda-developers.com/g4/general/unlock-unlock-lg-g4-device-usu-t3760451
Lazy
Click to expand...
Click to collapse
My bad I didn't read your post thoroughly. I suppose there is a version that u can flash using lg up?
http://lg-roms.com/official-firmware/lg-g4-lgh815t/v20e/5987

I unlocked my h815T on lollipop

deltadiesel said:
Search USU unlock method
---------- Post added at 05:39 AM ---------- Previous post was at 05:33 AM ----------
https://forum.xda-developers.com/g4/general/unlock-unlock-lg-g4-device-usu-t3760451
Lazy
---------- Post added at 05:46 AM ---------- Previous post was at 05:39 AM ----------
My bad I didn't read your post thoroughly. I suppose there is a version that u can flash using lg up?
http://lg-roms.com/official-firmware/lg-g4-lgh815t/v20e/5987
Click to expand...
Click to collapse
I suppose I can, but don't I need an unlocked bootloader to flash that update?
Also, I fear that updating to V20E will make the anti-rollback system over version v2 which would be a problem even for UsU, right?

SIHS said:
I suppose I can, but don't I need an unlocked bootloader to flash that update?
Also, I fear that updating to V20E will make the anti-rollback system over version v2 which would be a problem even for UsU, right?
Click to expand...
Click to collapse
Don't need unlocked boatloader.
I'm not sure how antiroll back works. I think its number time you upgrade. Don't count on this though steadfaster would know ask usu thread

Yeah.

SIHS said:
I suppose I can, but don't I need an unlocked bootloader to flash that update?
Also, I fear that updating to V20E will make the anti-rollback system over version v2 which would be a problem even for UsU, right?
Click to expand...
Click to collapse
Since your updating once I believe you will have an arb of 1
Different models come out with different version release of lg. So some oeioke my have done 3 updates wheresmas your model there is only 1 update to start with
Cheers

Related

Custom Recovery?

My G3 is rooted but there is no custom recovery on it , could someone tell me which recovery i can put on my phone, the model number is LG-D855
Thanks in advance guys
Don't think there is any yet for the LG D855 I have the same model and have been looking around I came across this http://forum.xda-developers.com/attachment.php?attachmentid=2867413&d=1406151315
---------- Post added at 09:08 PM ---------- Previous post was at 09:06 PM ----------
Sorry here is the link https://www.google.co.uk/url?sa=t&s...kQFjAB&usg=AFQjCNEa1QXxQwBFYfFmAU1EORwMnRboDw
---------- Post added at 09:13 PM ---------- Previous post was at 09:08 PM ----------
tintin1892 said:
Don't think there is any yet for the LG D855 I have the same model and have been looking around I came across this http://forum.xda-developers.com/attachment.php?attachmentid=2867413&d=1406151315
Click to expand...
Click to collapse
There is none yet, the bootloader is still locked. There is a tethered recovery, but its not much use for anything other than modifying or flashing mods, if you load a custom kernel the phone will only boot if the phone is connected to the recovery via USB.

[Q] G4 Recovery?

Is G4 Recovery is yet?
Waiting too.
Cannot root
hoangnova said:
Cannot root
Click to expand...
Click to collapse
Will this G2/G3 exploit work?
http://forum.xda-developers.com/showthread.php?t=3049772
Sent from my LG-D800
Swetnes said:
Will this G2/G3 exploit work?
http://forum.xda-developers.com/showthread.php?t=3049772
Sent from my LG-D800
Click to expand...
Click to collapse
No sir.
hoangnova said:
Cannot root
Click to expand...
Click to collapse
Cannot root, or cannot root "yet"?
Hopefully it will. Can't imagine getting a G4 and have it locked down forever!
you guys need to be patient , all goodies will come in a cupple of weeks, that's for sure
Dougi said:
you guys need to be patient , all goodies will come in a cupple of weeks, that's for sure
Click to expand...
Click to collapse
agree it will come but the few weeks thingy (for ALL the goodies ) is quite optimistic considering how long it took for the 3 be able to be unlocked which for me is the main goody. from there anything is possible, without too many limitations are enforced IMO.
nachunsa said:
Is G4 Recovery is yet?
Waiting too.
Click to expand...
Click to collapse
It certainly is.
I have already rooted and installed TWRP on H815 model.
Colleague, Would you please let us know the steps how to root?
---------- Post added at 06:29 PM ---------- Previous post was at 06:26 PM ----------
Farrys said:
It certainly is.
I have already rooted and installed TWRP on H815 model.
Click to expand...
Click to collapse
Colleague, Would you please let us know the steps to root and install the TWRP.
Many thanjs.
Cowboy88 said:
Colleague, Would you please let us know the steps how to root?
---------- Post added at 06:29 PM ---------- Previous post was at 06:26 PM ----------
Certainly.
Following your query, I skipped lunch! and compiled a guide for other G4 owners who may need a little advice:
http://forum.xda-developers.com/g4/help/how-to-root-g4-t3132838
Good luck.
Mine is rooted now. Just waiting for a bright spark to produce a fab de-odexed ROM so I can use G4's hotspot without getting blocked by the ISP !
Click to expand...
Click to collapse
I did post a guide for you here:
http://forum.xda-developers.com/g4/help/how-to-root-g4-t3132838/post61296022#post61296022
Moderator closed it as there was an earlier one, in the General section:
http://forum.xda-developers.com/g4/general/unlock-bootloader-install-twrp-root-t3128241
Cowboy88 said:
Colleague, Would you please let us know the steps how to root?
---------- Post added at 06:29 PM ---------- Previous post was at 06:26 PM ----------
Colleague, Would you please let us know the steps to root and install the TWRP.
Many thanjs.
Click to expand...
Click to collapse
I'm pretty sure he's not your colleague... And check out the development section for a guide on installing TWRP. FYI It's only for the H815 model.

Root AS990

Which method will root the AS990? When I look at the compatibility list, most of them don't even have the AS990 listed as a variant at all.
UrbanBounca said:
Which method will root the AS990? When I look at the compatibility list, most of them don't even have the AS990 listed as a variant at all.
Click to expand...
Click to collapse
I saw it's for all G3 variants : http://forum.xda-developers.com/lg-g3/general/guide-root-lg-firmwares-kitkat-lollipop-t3056951
jac10000 said:
I saw it's for all G3 variants : http://forum.xda-developers.com/lg-g3/general/guide-root-lg-firmwares-kitkat-lollipop-t3056951
Click to expand...
Click to collapse
It worked, thank you!
Slight necro but, I tried this.. and multiple other variants of it... and I can't seem to get mine to root. It will complete the whole process but it will just stay stock or unrooted. Any ideas?
Hey! I have the LG G3 AS990 running lollipop 5.0.1 and successfully rooted. I used Kingroot. Not Kingoroot. Worked for me in about 1 minutes time.
AndroidGuy78 said:
Hey! I have the LG G3 AS990 running lollipop 5.0.1 and successfully rooted. I used Kingroot. Not Kingoroot. Worked for me in about 1 minutes time.
Click to expand...
Click to collapse
Which version did you use. I tried 4.1 and it didnt work.
754boy said:
Which version did you use. I tried 4.1 and it didnt work.
Click to expand...
Click to collapse
That's the one I used. I'm on cspire carrier. I don't know if that has anything to do with it or not. My phone says I'm AS99020A.
---------- Post added at 11:21 AM ---------- Previous post was at 11:18 AM ----------
And I'm using lollipop v5.0.1...
AndroidGuy78 said:
That's the one I used. I'm on cspire carrier. I don't know if that has anything to do with it or not. My phone says I'm AS99020A.
Click to expand...
Click to collapse
Yeah I'm on Cspire with the same device. Software runs, then at about 20% it'll close and fail. Are you on 5.0.1 as well?
Hmm...odd...I just downloaded, installed, and ran the app. It did it first time. I have noticed a lot of root methods sometimes have to be ran more than once. And just verifying, I opened the developer options and have usb debugging checked. I'll do all I can to help u man.
---------- Post added at 11:27 AM ---------- Previous post was at 11:26 AM ----------
Yep...5.0.1
---------- Post added at 11:32 AM ---------- Previous post was at 11:27 AM ----------
Oh yea...unknown sources is checked also...I'll see what I can find that may be different...
Hmm, shows that it's not supported and it closes at 20% and opens the forum thread on here. Lol
AndroidGuy78 said:
Hmm...odd...I just downloaded, installed, and ran the app. It did it first time. I have noticed a lot of root methods sometimes have to be ran more than once. And just verifying, I opened the developer options and have usb debugging checked. I'll do all I can to help u man.
---------- Post added at 11:27 AM ---------- Previous post was at 11:26 AM ----------
Yep...5.0.1
---------- Post added at 11:32 AM ---------- Previous post was at 11:27 AM ----------
Oh yea...unknown sources is checked also...I'll see what I can find that may be different...
Click to expand...
Click to collapse
Are you using the desktop version or the apk?
nightguy13 said:
Hmm, shows that it's not supported and it closes at 20% and opens the forum thread on here. Lol
Click to expand...
Click to collapse
Crazy. I tried stump. Then one click via my laptop. Then this one. My screen on the app was the same. Said not supported. I clicked 'try anyway', and it worked. I don't get it. Unless one of the other root apps did something to let it happen. Confusing.
PHP:
Click to expand...
Click to collapse
And this is what I get now.
I downloaded the apk and then did the install and ran it straight through.
Care to link the download you used?
Just posting anything that comes to mind, but the apk was on my internal memory, not my sd...
---------- Post added at 12:44 PM ---------- Previous post was at 12:44 PM ----------
Let me try...
---------- Post added at 12:50 PM ---------- Previous post was at 12:44 PM ----------
http://androidxda.com/download-kingroot-application
This is the one I used. The 703.
20% and crash lol. Oh well
nightguy13 said:
20% and crash lol. Oh well
Click to expand...
Click to collapse
Same here man. Imma keep trying.
There's no recovery for our version...there are no roms for our version...yet...so rooting is ok, just can't go anywhere after...just fyi...
---------- Post added at 02:01 PM ---------- Previous post was at 01:24 PM ----------
Sorry guys...I misled u...this is the link I used...http://forum.xda-developers.com/lg-g3/general/root-g3-pc-kingroot-t3136013. My fault...the other link is what gave me the thought...sorry again...
Any updates on this?

what to do next

hello friends, I'm David and am new to this thread,I just bought an unlocked AT&T LGG3 D85010d phone but discovered that some functions like mobile hotspot and mobile internet was also locked,so i had to root the phone my self from the help i got from this site but the phone is still running on 4.4.2 android version, how do i update to the latest version without damaging the phone? the rooting was good and the phone is running perfectly well. thanks
edwardave said:
hello friends, I'm David and am new to this thread,I just bought an unlocked AT&T LGG3 D85010d phone but discovered that some functions like mobile hotspot and mobile internet was also locked,so i had to root the phone my self from the help i got from this site but the phone is still running on 4.4.2 android version, how do i update to the latest version without damaging the phone? the rooting was good and the phone is running perfectly well. thanks
Click to expand...
Click to collapse
Hi,
I have reported this thread to be moved to the right Q & A section where you might be able to get help quickly.
Good luck.
thanks very much, i appreciate your help
I also run d850 try a custom rom like cloudy all works good
---------- Post added at 06:46 AM ---------- Previous post was at 06:45 AM ----------
I can help you pretty good with this one
sure i will and please i would like a step by step procedure. am not a professional yet
If ure still on kk i used stump root to root it then get on play and get a app called flashify get your recovery im pretty sure twrp is bumped which is a workaround for a unlockable bootloader so technicly bootloader is still locked were just slipping through a hole in the fence to say
---------- Post added at 11:46 AM ---------- Previous post was at 11:43 AM ----------
Go here http://forum.xda-developers.com/att-lg-g3/general/root-how-to-root-att-lg-g3-t2820499 this is root and bloat removeal
---------- Post added at 11:48 AM ---------- Previous post was at 11:46 AM ----------
Once ure twrped u need to make a backup of whole sys on ext sd

Lg g4 h635 (stylus)

Recently purchased this little gem....only to be horrified about finding no info on root capabilities and/or unlockable bootloader..... my phone came with 5.0.1 but i upgraded to 6.0 thinking all would be well...
First off, is there a way to root this device??
Can the bootloader be unlocked like the other G4...or is it already unlocked?
Can I downgrade should the need arise? as in back to 5.0.1
i'm actually really stuck now and I kinda feel like I wasted my £££'s.... I already owned a G4 but this was all I could get my hands on.
Any help would be greatly received.
I had a stylo and i think i used kingo then got su installed im pretty sure there is a guide but not here in g4 section.
Hmmm ive been looking all weekend, I just cant find anything at all
http://forum.xda-developers.com/android/general/how-to-root-lg-g3-stylus-t2938661
---------- Post added at 07:12 AM ---------- Previous post was at 07:11 AM ----------
Is this a stylus 1 or 2
---------- Post added at 07:14 AM ---------- Previous post was at 07:12 AM ----------
People are claiming root with kingo

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