Just purchased an H918 10k - should I take OTA update? - LG V20 Questions & Answers

Is there anything I should know in particular to 10k? It sounds like rooting isn't enabled unless i downgrade to another firmware version (is it even possible?).

firstblud said:
Is there anything I should know in particular to 10k? It sounds like rooting isn't enabled unless i downgrade to another firmware version (is it even possible?).
Click to expand...
Click to collapse
Yeah don't update. You need to downgrade which is possible.
Sent from my LG V20 using XDA Labs

Same thing with me. Recieved h918 with 10k. Downgraded to j, unlocked bootloader, flashed twrp and custom rom.

Is there a specific page you'd suggest for me to follow our search term? Sorry I'm very new to this and thanks.

firstblud said:
Is there a specific page you'd suggest for me to follow our search term? Sorry I'm very new to this and thanks.
Click to expand...
Click to collapse
Find the post with LGUp (restore even for bricked devices) and follow the instructions to downgrade. There are also some youtube videos which are very helpful, in order to downgrade or after, unlock bootloader and so on..

Related

[Q] Super noob needs a help here!

Back in old days when i had a HTC Wildfire with a few clicks i rooted it and started installing new ROMS on to it
But since i got this New Xperia Play : R800i Build NO. 3.0.1.a.0.146 {UK}
I got no clue how to do anything on it. Let me be honest here... I updated my phone using the option under the settings menu in About my phone and seems to be on 2.3.3 and look all my friends have rooted their phones but i got no clue if its even possible . Mabey im not such a noob or something but i would be really greatfull if anyoen could point me atleast to the right direction. Mabey some helpfull links to help a fellow noob
Is your phone sim locked?
Sent from my R800i using Tapatalk
Nope... Well not that i know of, because i got my phone from vodafone and once i inserted a sim card from another operator i made a few calls and i could recieve calls too without any problems.
arian009 said:
Nope... Well not that i know of, because i got my phone from vodafone and once i inserted a sim card from another operator i made a few calls and i could recieve calls too without any problems.
Click to expand...
Click to collapse
Mine was from vodafone and wasnt sim locked either. Ok you have two choices for root. You can either unlock your bootloader (there are many downsides and advantages to this so you should research it) or downgrade to 2.3.2, root using gingerbreak then OTA update to latest version. That way you will not loose root while updating.
Sent from my R800i using Tapatalk
Seems like ol' Freddy is right after all:
http://en.wikipedia.org/wiki/Eternal_return
What OTA Update Means? And please can you give some links on how to downgrade and root it please?
And btw if i use the method of downgrading my phone first will i be able to flash custom ROMs?
Logseman said:
Seems like ol' Freddy is right after all:
http://en.wikipedia.org/wiki/Eternal_return
Click to expand...
Click to collapse
Lmao
Sent from my R800i using Tapatalk
arian009 said:
What OTA Update Means? And please can you give some links on how to downgrade and root it please?
Click to expand...
Click to collapse
Im on my phone so i can't really link. Look in the android development section, there is a thread all about rooting 2.3.3 with a locked bootloader. OTA means over the air. Basically thats when you download and install an update using just your phone.
Sent from my R800i using Tapatalk
arian009 said:
And btw if i use the method of downgrading my phone first will i be able to flash custom ROMs?
Click to expand...
Click to collapse
No you need an unlocked bootloader to flash custom roms. But please read the pros and cons of unlocking your bootloader first. And understand what you can and can't do
Sent from my R800i using Tapatalk
Ok mate just wanna say thanks a lot for your help and i really appreciate it. You really helped me out here. also just one more thing i need to know. By the looks of it the only cons in unlocking your bootloader seems to be that you will lose warranty and that your phone or your radio may get bricked which apparently can be fixed with restoring a backed up data using a program named omnius for se which i'm actually working on... however my only other concern is if there are any other disadvantages regarding the unblocking the bootloader that you happned to know of and be kind to share it with me Also just wanna say that i can see many tutorials as you said in the development section and i quite frankly i don't know which one applies to me since i realized one of the tutorials are for models with build number .184 where as mine is 3.0.1.a.0.145 AND I HAVE NO CLUE WHICH TUTORIAL TO FOLLOW. So i would be greatfull if you could lend me link to a right tutorial whenever you get free time on the PC
If all you want is root you can do that with a locked bootloader. You will have to downgrade to 2.3.2 (.184) then root then ota to get the latest firmware rooted. Follow the guide here. Or see this post i made here for easier instuctions on downgrading and rooting.
If you want to flash custom roms then you do need an unlocked bootloader like AndroHero has said. You dont need a specific guide to unlock your bootloader. Just go too the SE bootloader unlocking site (it gives you all the instructions you need) http://unlockbootloader.sonyericsson.com/. Then just flash doomlords kernel (which autoroots) or anything really from the development section (since i think anything can be rooted with one click with an unlocked bootloader) you will then have root and the ability to flash cutom roms.
Oh btw build number .184 = 2.3.2, build number 3.0.1.a.0.145 = 2.3.3 and build number 4.0.a = 2.3.3 (xloud version, the latest update)
+
If you unlock your bootloader OTA, Pc Companion + SEUS are off limits use any of them after unlocking your bootloader and you will brick your phone. Go to the dev section for the latest updates.
Logseman said:
Seems like ol' Freddy is right after all:
http://en.wikipedia.org/wiki/Eternal_return
Click to expand...
Click to collapse
Looks like I've overseen your sense of humor... Very subtle... Wicked
Regards Dousan...
You won't allow me to get rowdy and yell at folks, so I have to resort to good old snark. Caveat emptor.
Dousan said:
Looks like I've overseen your sense of humor... Very subtle... Wicked
Regards Dousan...
Click to expand...
Click to collapse
Logseman said:
You won't allow me to get rowdy and yell at folks, so I have to resort to good old snark. Caveat emptor.
Click to expand...
Click to collapse
I got it straight away
Logseman said:
You won't allow me to get rowdy and yell at folks, so I have to resort to good old snark. Caveat emptor.
Click to expand...
Click to collapse
Lmao I can't argue with that, althoug it's sneaky to post a link like that, still hilarious
Regards Dousan...

Unlock bootloader and ZTE Updates

Hi,
I am waiting for my axon 7.
In the meantime, I would like to understand if I can unlock the bootloader, get the root, but have also the update released by ZTE.
If I have the ensure that I can update my phone, also with an unlocked bootloader, I perform the procedure the first day that the phone arrived at my location.
You know if there is a safe way?
Regards and thanks,
youngz
youngz89 said:
Hi,
I am waiting for my axon 7.
In the meantime, I would like to understand if I can unlock the bootloader, get the root, but have also the update released by ZTE.
If I have the ensure that I can update my phone, also with an unlocked bootloader, I perform the procedure the first day that the phone arrived at my location.
You know if there is a safe way?
Regards and thanks,
youngz
Click to expand...
Click to collapse
Really funny, we both posted almost the exact same question at the exact same time. :laugh::victory:
Get OTA Updates with unlocked bootloader is possible, but with root it isn't.
Keiler90 said:
Get OTA Updates with unlocked bootloader is possible, but with root it isn't.
Click to expand...
Click to collapse
Is it because the update "delete" the root access? Or something else?
If it is the delete of the root access, I think that i can re-root the phone after the update (I have an unlocked bootloader with TWMP installed, so I can re-install Supersu or similar). Is it correct?
Yes you can. I did with the help of @DrakenFX information he posted.
Sent from my ZTE A2017U using XDA Free mobile app
swehes said:
Yes you can. I did with the help of @DrakenFX information he posted.
Sent from my ZTE A2017U using XDA Free mobile app
Click to expand...
Click to collapse
Can you send to me the links at the posts? Or try to explain to me how can I have this "solution"? :angel:
Keiler90 said:
Get OTA Updates with unlocked bootloader is possible, but with root it isn't.
Click to expand...
Click to collapse
Not 100% accurate. You Can still get OTAs on rooted devices, you just need to rollback Root for the update
Gesendet von meinem ZTE A2017G mit Tapatalk
youngz89 said:
Is it because the update "delete" the root access? Or something else?
If it is the delete of the root access, I think that i can re-root the phone after the update (I have an unlocked bootloader with TWMP installed, so I can re-install Supersu or similar). Is it correct?
Click to expand...
Click to collapse
It's because root and apps that use root make changes to partitions (such as boot and system), and when the update checks those partitions, it sees that something has changed and will not apply.
youngz89 said:
Can you send to me the links at the posts? Or try to explain to me how can I have this "solution"? :angel:
Click to expand...
Click to collapse
What I did was download the b20_boot image, unlocked the bootloader and such. However @DrakenFX has newer ways of doing it.
You can find it HERE
This looks a lot less intrusive than what I had to go through.
I commit a mistake, i forget that my version is the european version.
Now I have installed the b02 version. Can I unlock the bootloader? If I can not, you suggest to update the smatphone?
youngz89 said:
I commit a mistake, i forget that my version is the european version.
Now I have installed the b02 version. Can I unlock the bootloader? If I can not, you suggest to update the smatphone?
Click to expand...
Click to collapse
Good question that I don't know the answer too. Sorry. :|
youngz89 said:
I commit a mistake, i forget that my version is the european version.
Now I have installed the b02 version. Can I unlock the bootloader? If I can not, you suggest to update the smatphone?
Click to expand...
Click to collapse
At the moment, there is no official bootloader unlock method for the A2017G. However, one is coming. Report to @rikin93 post here about that.
There is the unofficial way posted by @DrakenFX and showed to you by @swehes that's reported to work with the European version but since an official way is coming in the near future i would wait, it's not like unlocking now would provide anything at the moment.
About updating, it seems like a safe option to do so. It seems that @DrakenFX way of unlocking is working on both B02 and B03 anyway if ZTE ever wanted to not unlock the bootloader even tough they said they would.

Does anyone know to unroot it and go back to stock?

Does anyone know to unroot it and go back to stock?
My speaker got broken. I need to send phone for replacement. Im not lucky one
thank you so much for help
Find the stock tot for your model and flash it-that should return you to stock unrooted.
wyvernwaddell said:
Find the stock tot for your model and flash it-that should return you to stock unrooted.
Click to expand...
Click to collapse
As far as I know tot file flashing doesnt work because dll's files are missing.
netgar said:
As far as I know tot file flashing doesnt work because dll's files are missing.
Click to expand...
Click to collapse
My bad- you're right! Sorry about the bad info..won't happen again.
wyvernwaddell said:
Find the stock tot for your model and flash it-that should return you to stock unrooted.
Click to expand...
Click to collapse
netgar said:
As far as I know tot file flashing doesnt work because dll's files are missing.
Click to expand...
Click to collapse
wyvernwaddell said:
My bad- you're right! Sorry about the bad info..won't happen again.
Click to expand...
Click to collapse
No harm,no foul,we've all done similar on at least one occasion.
You're a good man for offering to help ! :good:
Any help with that?
I am also awaiting an answer.
My last 2 Samsung phones had issues and I needed to Odin back to stock for warranty exchange at T-Mobile.
So I'm holding off on rooting till we have something of the sort for the v20.
Using Odin to flash my s7e back to stock while having severe screen issues saved my butt.
I'm on JoD for reference, and needed to switch phones at a brick and mortar.
Side note : loving the blooming development for this device.
Thanks for that, all parties concerned.
Sent from my LG-H918 using Tapatalk
I believe in jcadduono root thread he says you can relock bootloader and flash his stock imgs in Twrp to be back on stock
kelvin216 said:
I believe in jcadduono root thread he says you can relock bootloader and flash his stock imgs in Twrp to be back on stock
Click to expand...
Click to collapse
Thank you
I will try to find it.
Nice people gave me an answer: http://forum.xda-developers.com/showpost.php?p=69824782&postcount=1007
Sound very complicated for newbie. Anyone can try it?
I made an easy to understand guide to do just this.
http://forum.xda-developers.com/v20/how-to/restore-h918-to-100-stock-requires-twrp-t3504798
Vuciz said:
I made an easy to understand guide to do just this.
http://forum.xda-developers.com/v20/how-to/restore-h918-to-100-stock-requires-twrp-t3504798
Click to expand...
Click to collapse
Does this unroot method work for the sprint variant? I am stock unrooted on the build the phone came out of the box with, and waiting until rooting isn't a one-way street to take the plunge. If it does, are you 100% certain that it had been used in sprint v20s successfully?
That thread specifically says H918. So no.
tooandrew said:
Does this unroot method work for the sprint variant? I am stock unrooted on the build the phone came out of the box with, and waiting until rooting isn't a one-way street to take the plunge. If it does, are you 100% certain that it had been used in sprint v20s successfully?
Click to expand...
Click to collapse
You are in the exact same position as me. I'm excited that we have an unlocked bootloader and root for the Sprint variant, but I have no desire to do anything until there's an established procedure to unroot and revert back to stock.
MidwestDrummer said:
You are in the exact same position as me. I'm excited that we have an unlocked bootloader and root for the Sprint variant, but I have no desire to do anything until there's an established procedure to unroot and revert back to stock.
Click to expand...
Click to collapse
Here's hoping it's taken care of. Sprint didn't used to be such a **** when it came to bootloaders. Anyways, I appreciate all the hard work the devs have been doing. Can't wait until I get the chance to experience it. With a stable 200mhz overclock, there's no functional difference between the snapdragon 820 and the snapdragon 821.
Do any of the posted methods work to restore the VS995 variant to stock?
I really want to go ahead and root it (and yes, have disabled updates so still run 12A since I knew VZW was going to be evil and patch it) but I'm very hesitant to do so without a way to restore to stock. Is it one of those things that's just a matter of time, or is there a substantial likelihood it may never be possible?

Need help to root H91810k

Hello,
First off, thank you for clicking on this post. I'm new on XDA and rooting LG phones. However, I've searched help on posts and other sites on how to root LG V20 H19810k (T-Mobile Variant) and many told me to downgrade first and then root. But none exactly gave any instruction or step by step on how to do it.
My worries are these ARB (Anti-Roll Back) software updates and if you were to downgrade, you will brick your phones and things like that, it's LG (I mean like there are a lot of complains about hardware faulty after phone updates and lawsuits about it), and different steps on each variants. I bought this phone like 2 or 3 months ago, and my thought on this phone's software is sucks so bad. It's so bad, I've had many problems like my mobile data often times stopped working (no network) even though signal is full bar, my live pixel background suddenly gone after playing this specific game, serious low fps in some games, RAM is full all the time, and many more. The phone itself has amazing hardware and specs, but damn why is the software so bad?
Right, so all my problems aside, I think switching ROM or downgrade probably a good idea and rooting for removing bloatwares. But many had problems installing twrp recovery to root and risks like bricking and bootlooping. And in this post, I'm hoping for help to downgrade and root H91810k.
ignoll said:
Hello,
First off, thank you for clicking on this post. I'm new on XDA and rooting LG phones. However, I've searched help on posts and other sites on how to root LG V20 H19810k (T-Mobile Variant) and many told me to downgrade first and then root. But none exactly gave any instruction or step by step on how to do it.
My worries are these ARB (Anti-Roll Back) software updates and if you were to downgrade, you will brick your phones and things like that, it's LG (I mean like there are a lot of complains about hardware faulty after phone updates and lawsuits about it), and different steps on each variants. I bought this phone like 2 or 3 months ago, and my thought on this phone's software is sucks so bad. It's so bad, I've had many problems like my mobile data often times stopped working (no network) even though signal is full bar, my live pixel background suddenly gone after playing this specific game, serious low fps in some games, RAM is full all the time, and many more. The phone itself has amazing hardware and specs, but damn why is the software so bad?
Right, so all my problems aside, I think switching ROM or downgrade probably a good idea and rooting for removing bloatwares. But many had problems installing twrp recovery to root and risks like bricking and bootlooping. And in this post, I'm hoping for help to downgrade and root H91810k.
Click to expand...
Click to collapse
Search this forum there's numerous threads on how to root
Sent from my LG-H910 using XDA Labs
Downgrade to 10j and use DirtySanta, or use lafsploit.
IMHO they are about equally difficult. In the lafsploit thread, I state that you have to be on 10p or 10q, but I will update the post stating that you need to be on 10q or LOWER.
DirtySanta doesn't require you to use FWUL, so it does have that advantage.
Bottom line though, you can't stay on ARB 0 firmware and use any of the current ROMs -- they all require 10p or higher firmware.
-- Brian
cnjax said:
Search this forum there's numerous threads on how to root
Sent from my LG-H910 using XDA Labs
Click to expand...
Click to collapse
Thank you for the reply,
Seems I got it a little bit. So what I've been looking at this dirtythis and that unlock stuff for quite a while. I've been wondering if anyone asked about H918. I just realized that this dirtysanta bootloader is an exploit for other variants that don't support unlocking via fastboot.
So then I proceed to unlock my device and it successfully unlocked. (Follow this post to unlock).
I will try downgrading my device via lgup and will follow this post to flash and root.
ignoll said:
Thank you for the reply,
Seems I got it a little bit. So what I've been looking at this dirtythis and that unlock stuff for quite a while. I've been wondering if anyone asked about H918. I just realized that this dirtysanta bootloader is an exploit for other variants that don't support unlocking via fastboot.
So then I proceed to unlock my device and it successfully unlocked. (Follow this post to unlock).
I will try downgrading my device via lgup and will follow this post to flash and root.
Click to expand...
Click to collapse
Be careful about your rolling back to root, check your current software version and and if you're arb 1 you'll brick. If you're arb look up the laf exploit thread
Sent from my LG-H910 using XDA Labs
He said he is on 10k, so he is safe to rollback to 10j which can use recowvery.
@ignoll Whatever you do, DO NOT flash the engineering aboot, or you will brick your phone. Follow the procedure in the post you linked, and you will be fine. DirtyCow gets you a temp root shell that will allow you to dd TWRP onto the recovery partition. If you get an error when you do run-as con, then you are NOT on 10j or lower. If you try to downgrade and you get an error about ARB, then you are NOT on 10k.
Just keep all that in mind and you will be fine.
-- Brian
runningnak3d said:
He said he is on 10k, so he is safe to rollback to 10j which can use recowvery.
@ignoll Whatever you do, DO NOT flash the engineering aboot, or you will brick your phone. Follow the procedure in the post you linked, and you will be fine. DirtyCow gets you a temp root shell that will allow you to dd TWRP onto the recovery partition. If you get an error when you do run-as con, then you are NOT on 10j or lower. If you try to downgrade and you get an error about ARB, then you are NOT on 10k.
Just keep all that in mind and you will be fine.
-- Brian
Click to expand...
Click to collapse
Thank you for the reply,
Just to make sure, 10k is the software version which you can find in the software info inside the settings app, right? This software info will show stuff about "Android version", and down on the list, there's the "Software version" and below it is the 10k coming from (H918xxx). Or, check it via svc menu and version info through the dialer app. All that is to check whether I'm in the correct version or not, yes? (Sorry for this silly question, I just want to make sure. I'm really new to this)
And yes, I won't flash this engineering aboot, just follow the instruction and I'll be good. But just to make sure again, there's no this "engineering aboot" thing in the post that will brick my device, yes?
That said, I really appreciate for your warning and advice.
stuff about "Android version", and down on the list, there's the "Software version" and below it is the 10k
Click to expand...
Click to collapse
Yep, that means you are on 10k, so you are safe to rollback.
-- Brian
runningnak3d said:
Yep, that means you are on 10k, so you are safe to rollback.
-- Brian
Click to expand...
Click to collapse
Please, i am also stuck and confused, as i understand LG devices, downgrading may cause device to go dead completely, i want to be sure before i begin this process. Here is my device Software Info:
Software Version: H91810K
Build Number: NRD90M
My device is locked to T-mobile, and i want to unlock using Octopus Box as i have credits. Unlocking requires root, is it possible to downgrade to the mentioned version 10j and not brick device? Any one can help me on this.
kenneth excellence said:
Please, i am also stuck and confused, as i understand LG devices, downgrading may cause device to go dead completely, i want to be sure before i begin this process. Here is my device Software Info:
Software Version: H91810K
Build Number: NRD90M
My device is locked to T-mobile, and i want to unlock using Octopus Box as i have credits. Unlocking requires root, is it possible to downgrade to the mentioned version 10j and not brick device? Any one can help me on this.
Click to expand...
Click to collapse
If you root your phone it will be unlocked no need to use an octopus box.
Sent from my LG-H910 using XDA Labs
That is only true if the engineering bootloader is used. The H918 still needs work to get it carrier unlocked.
-- Brian
cnjax said:
If you root your phone it will be unlocked no need to use an octopus box.
Sent from my LG-H910 using XDA Labs
Click to expand...
Click to collapse
Are you serious? If this is possible how do i root since i am on H91810K Software version?
cnjax said:
If you root your phone it will be unlocked no need to use an octopus box.
kenneth excellence said:
Are you serious? If this is possible how do i root since i am on H91810K Software version?
Click to expand...
Click to collapse
Click to expand...
Click to collapse
He is serious, but incorrect.
runningnak3d said:
That is only true if the engineering bootloader is used. The H918 still needs work to get it carrier unlocked.
-- Brian
Click to expand...
Click to collapse
You need to pay attention to runningnak3d when he says something about root and the V20.
Cheers

Root for H910 V20h?

My V20 having an issue with GPS since Oreo update. (I've tried the GPS locker apps but those are not really working) I didn't really care about it as this was my secondary phone, but now I want to use it as the main one. My theory is, if I downgrade it or try different kernel/rom, it will solve this problem. I swear I've looked everywhere, but I did NOT find any solution. All that I've found stops at version v20g... Can I downgrade/root somehow? My device is "virgin" means it is stock. Bootloader locked etc...
Thanks
ps. It was 3 years ago when I last rooted a device... the world has changed a bit since then (So let's just say I am a noob beginner )
curtishunter said:
My V20 having an issue with GPS since Oreo update. (I've tried the GPS locker apps but those are not really working) I didn't really care about it as this was my secondary phone, but now I want to use it as the main one. My theory is, if I downgrade it or try different kernel/rom, it will solve this problem. I swear I've looked everywhere, but I did NOT find any solution. All that I've found stops at version v20g... Can I downgrade/root somehow? My device is "virgin" means it is stock. Bootloader locked etc...
Thanks
ps. It was 3 years ago when I last rooted a device... the world has changed a bit since then (So let's just say I am a noob beginner )
Click to expand...
Click to collapse
There's numerous threads about unlocking the bootloader and root, search is your friend
Sent from my LG-H910 using XDA Labs
cnjax said:
There's numerous threads about unlocking the bootloader and root, search is your friend
Sent from my LG-H910 using XDA Labs
Click to expand...
Click to collapse
The only thing... I didn't find anything for h910 v20h. As I've mentioned before, the latest was for the stock ROM version v20g. I just don't want to brick my device using the outdated method on a possibly unsupported version of ROM... But I would be happy if more then 10 people could confirm that I can use the same process on my v20h what was good for the v20g.
curtishunter said:
The only thing... I didn't find anything for h910 v20h. As I've mentioned before, the latest was for the stock ROM version v20g. I just don't want to brick my device using the outdated method on a possibly unsupported version of ROM... But I would be happy if more then 10 people could confirm that I can use the same process on my v20h what was good for the v20g.
Click to expand...
Click to collapse
This is your only option
https://forum.xda-developers.com/v20/how-to/root-h910-v10m-t3664500
Sent from my LG-H910 using XDA Labs

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