How to roll back from Pie beta to Oreo? H870S - LG G6 Questions and Answers

Can anyone tell me how to roll back from Pie beta to Oreo. Is there a proven and safe method? Thanks

Nope
No there is no way to downgrade, if you try to flash it, it will brick you device

TipzTeam said:
No there is no way to downgrade, if you try to flash it, it will brick you device
Click to expand...
Click to collapse
Yes! You are right sir.

Just to confirm
This method is working
https://forum.xda-developers.com/showpost.php?p=80464669&postcount=46
Just use H870S .kdz file instead of H873.
P.S. please backup your data because after downgrade hard reset must be performed because of bootlop.

Yes
Windforce0511 said:
Just to confirm
This method is working
https://forum.xda-developers.com/showpost.php?p=80464669&postcount=46
Just use H870S .kdz file instead of H873.
Click to expand...
Click to collapse
Yes I know. You can not downgrade without losing data.

Wait warning. Remember to see if the kdz file have the same arb as your device firmware rn

A slightly different question about the H870S. I have one purchased in Australia from a big retailer in 2018. I have been checking for the pie upgrade but nothing has come through yet. When I looked up the details for the phone via the IMEI, I got the following:
Model: LGABCD
Region: ABC
Which seems kinda strange because there is no region ABC. The last update I received was sometime last year which was OTA and it says 1 May 2019, kernel version 3.18.71 build number OPR1.170623.032 Software Version V20o-AME-XX.
I was thinking I could use LGUP to upgrade to pie but I don't know which version of software to load. The OTA is saying there is nothing new available and LG Bridge is also saying there is nothing new available.
Ideas?

Windforce0511 said:
Just to confirm
This method is working
https://forum.xda-developers.com/showpost.php?p=80464669&postcount=46
Just use H870S .kdz file instead of H873.
P.S. please backup your data because after downgrade hard reset must be performed because of bootlop.
Click to expand...
Click to collapse
reporting. mine is kt korea telekom model G600K. successfully downgrade pie to oreo. downgrade because overheat and battery drain issue on pie.
the steps in the link work. but in LGUP, need to select 'refurbish' option instead of 'upgrade'.
of course, using the corresponding kdz file available at https://lg-firmwares.com/
Update 2: now back to nougat from oreo

Related

Still stuck on Android 6.01 with no OTA update

Had my A2017G for a few months, but still stuck on v1.0.0b06 with no available OTA updates.
Will I manually have to flash it to a android 7 version then will I be able to receive OTA?
Any guidance is much appreciated.
It really depends on where your device is from. That build may very well be the most up-to-date build released. Check the ZTE support site to be sure.
If you want to go to nougat right away, I'd suggest manually installing the German update zip / installing the leaked 7.1.1 B01 zip floating around. Afterwards, you'll receive the OTA prompt for the 7.1.1 B02 build.
Jacques101 said:
Had my A2017G for a few months, but still stuck on v1.0.0b06 with no available OTA updates.
Will I manually have to flash it to a android 7 version then will I be able to receive OTA?
Any guidance is much appreciated.
Click to expand...
Click to collapse
Yes, you need to download nougat image from ztedevices then push it to SD card and update to nougat will be available via system updater.
oleung4 said:
It really depends on where your device is from. That build may very well be the most up-to-date build released. Check the ZTE support site to be sure.
If you want to go to nougat right away, I'd suggest manually installing the German update zip / installing the leaked 7.1.1 B01 zip floating around. Afterwards, you'll receive the OTA prompt for the 7.1.1 B02 build.
Click to expand...
Click to collapse
I'm in the UK, and had no update since getting the handset.
So I won't need a build 10 to do the update to nougat?
Many thanks
Jacques101 said:
I'm in the UK, and had no update since getting the handset.
So I won't need a build 10 to do the update to nougat?
Many thanks
Click to expand...
Click to collapse
I forgot if it's required. But no harm in doing the updates incrementally. The German support page has the B10 update, as well as the 7.0 update. Then the 7.1.1 B01 leak can be found around here. These of course are all for the A2017G variant.
If you intend to unlock your bootloader, I'd suggest doing so before upgrading to nougat.
oleung4 said:
I forgot if it's required. But no harm in doing the updates incrementally. The German support page has the B10 update, as well as the 7.0 update. Then the 7.1.1 B01 leak can be found around here. These of course are all for the A2017G variant.
Click to expand...
Click to collapse
Thanks. I'll give that a try when I'm home. Is this becoming stuck on certain software versions common on the A7?
Also in hoping in the future OTA works normally. Apart from this, the phone is solid all-around.
Many thanks
I have one german version... live in argentina, and otas comes really fast... the same day that someone post some info here...
I manually update to 7.0, then manualy to 7.11 b1, then ota notifies me that b02 is relased, so manual update dont break otas...
I have a full stock phone, locked bl and nothing changed
pelelademadera said:
I manually update to 7.0, then manualy to 7.11 b1, then ota notifies me that b02 is relased, so manual update dont break otas...
I have a full stock phone, locked bl and nothing changed
Click to expand...
Click to collapse
Thanks for the piece of mind, I'll replicate your methodology and hope for the best.
Jacques101 said:
Thanks for the piece of mind, I'll replicate your methodology and hope for the best.
Click to expand...
Click to collapse
There is a full 7.1.1 B02 somewhere that you can also use. Just use the MiFlash flasher thing, it shouldn't go bad if you're using the stock flasher
Jacques101 said:
Thanks for the piece of mind, I'll replicate your methodology and hope for the best.
Click to expand...
Click to collapse
This is the full ota for V1.2.0B01: https://www.androidfilehost.com/?fid=457095661767151720
I'd suggest you manually update to V1.0.0B10 and then to V1.2.0B01.
You can find t he V1.0.0B10 on the ztemobile.de page: http://www.ztemobile.de/support/downloads/?product_id=2100 (Software Update B10)
I'd skip going to Nougat 7.0 first. Just upgrade directly to 7.1.1 with the full ota I posted.
Copy both of the files onto your sd card. They will then appear in the Updater (Settings -> Updates). Just run the upgrade from there.
Be aware! As previously stated by @oleung4 unlock your bootloader before upgrading. I unlocked mine on B06.
sToRm1nG said:
This is the full ota for V1.2.0B01: https://www.androidfilehost.com/?fid=457095661767151720
I'd suggest you manually update to V1.0.0B10 and then to V1.2.0B01.
You can find t he V1.0.0B10 on the ztemobile.de page: http://www.ztemobile.de/support/downloads/?product_id=2100 (Software Update B10)
I'd skip going to Nougat 7.0 first. Just upgrade directly to 7.1.1 with the full ota I posted.
Copy both of the files onto your sd card. They will then appear in the Updater (Settings -> Updates). Just run the upgrade from there.
Be aware! As previously stated by @oleung4 unlock your bootloader before upgrading. I unlocked mine on B06.
Click to expand...
Click to collapse
Thanks for your help, I'll update the thread in the next day or two about my progress.
Is the bootloader difficult to unlock past B06 in that case?
Jacques101 said:
Thanks for your help, I'll update the thread in the next day or two about my progress.
Is the bootloader difficult to unlock past B06 in that case?
Click to expand...
Click to collapse
It gets more complicated starting with (afaik) V1.0.0B11. If you want the easy way I'd suggest you do it before you upgrade past B10, I would even say do it before upgrading from B06.
Bootloader unlock
Jacques101 said:
Thanks for your help, I'll update the thread in the next day or two about my progress.
Is the bootloader difficult to unlock past B06 in that case?
Click to expand...
Click to collapse
I unlocked mine without too much problem from B08 using the windows 1.1.1 toolkit: https://forum.xda-developers.com/axon-7/development/tool-axon7toolkit-t3573108
I did get into a lot of trouble when I relocked it, so just avoid that.
Good luck
I've put the German image file on a USB and connected via an OTG cable, no joy......
I have V.1.0.0B11
If I were you I'll stuck with the latest marshmallow update. Nothing against nougat but MiFavor's version is sucks.
hollandnigel said:
I've put the German image file on a USB and connected via an OTG cable, no joy......
I have V.1.0.0B11
Click to expand...
Click to collapse
First: Check that you didn't put the zip with the buncha numbers. If you open the zip you should find an update.zip and a pdf or something, and you have to use the update.zip inside. NOT directly the one with the numbers!
Second: Your phone probably won't find the file on the OTG, if so just copy the file from the OTG to the root of the internal storage
Ah....
I unzipped it.....
Okay so still no joy, neither of the files would update
"System Update Failed"
Attached screenshots if anyone can help ??
hollandnigel said:
Okay so still no joy, neither of the files would update
"System Update Failed"
Attached screenshots if anyone can help ??
Click to expand...
Click to collapse
You almost brick the phone. Tell me a couple of things:
-What's the model? Turn it around and look below the Dolby Atmos symbol, it should be etched there. Either A2017 or G or U.
-I see that your software is of the A2017G. You probably have an A2017.
-What's the version that you downloaded? If it is for another version you can lose the IMEIs.
I have a similar issue. I have an A2017G. I had LOS on and am trying to go back to stock. I can get MM B10 or B11 to load, but N B01 won't flash within Android and if I force it from within recovery, the phone won't boot. anyone any smart ideas?

No Updates at all

Hi all,
I just recently went back to complete stock, from CM, as I want to hand it over to a friend.
I successfully switched back to C432B160 last week.
But still not a single update does show up, though that build is from November 2016.
It always tells me, that there are no updates. I am aware that Updates will show up with Hisuite, but shouldn't the stock updater present updates, too?
(I am not even talking about Nougat)
I already successfully tried a factory reset.
The only idee I have, is that I now have a DS oeminfo on an originally SS phone.
Does anyone have an idee, what might be wrong?
fireburner-de said:
Hi all,
I just recently went back to complete stock, from CM, as I want to hand it over to a friend.
I successfully switched back to C432B160 last week.
But still not a single update does show up, though that build is from November 2016.
It always tells me, that there are no updates. I am aware that Updates will show up with Hisuite, but shouldn't the stock updater present updates, too?
(I am not even talking about Nougat)
I already successfully tried a factory reset.
The only idee I have, is that I now have a DS oeminfo on an originally SS phone.
Does anyone have an idee, what might be wrong?
Click to expand...
Click to collapse
well, if you have ds oeminfo while your phone is ss, try flashing ss oeminfo and then the stock rom again
mjz2cool said:
well, if you have ds oeminfo while your phone is ss, try flashing ss oeminfo and then the stock rom again
Click to expand...
Click to collapse
Well the phone was SS at the beginning, but now I have oeminfo for DS and Stock Rom for DS (B160)
I wiped all and completely new flashed B160.
I did not setup any account (Google, Huawei), but only connected the phone to my WIFI.
Still neither Update nor HiCare show any available updates.
Does this need a SIM Card to be in the phone? Are there any other precautions?
I have no idea why it behaves like this.
edit: both frp and bootloader are locked according to the Bootloader Menu
I might add 2 weeks ago when coming from CM, there were no updates in update menu but HiCare, so I went fo Nougat. Nougat did not work properly, so I went back to B160 in order to start again, but since then, I never saw any update in menu, nor HiCare.
Might Huawei block DS Roms for IMEIS of originally SS phones?
Push, maybe @k1ll3r8e has an answer for me?
fireburner-de said:
Push, maybe @k1ll3r8e has an answer for me?
Click to expand...
Click to collapse
Heyho,
sounds really wired...
-
Here is what u can try,
1) bring the device back to stock (unrooted, loader closed)
2) do a factory reset and also the cache clear which is offered in the stock recovery
-
Start the device, do a dummy setup (only wlan is needed) check if the device offers an update. If not, well, try to manually update from C432B160 to C432B210 and check the update app again.
About this issue, i'm not sure, but maybe Huawei have a "downlaod limit" for an IMEI, that u can only download the update for example 10 times or so... I don't know^^ - I can only say, my device "L31 - Single-SIM - T-Mobile" modded to C432B380 dual-SIM have no issues with updates... I got since B130 every update via the normal update app. - But i also know that the updates will be released in waves, i don't know how they exclude/include devices in such an wave. But maybe, u have an oeminfo from an device which wasn't in the "current wave list". - As already mentioned i don't know how they manage those waves or what the trigger is...
Hope i could help u a bit
Regards
Sebastian
fireburner-de said:
I wiped all and completely new flashed B160.
I did not setup any account (Google, Huawei), but only connected the phone to my WIFI.
Still neither Update nor HiCare show any available updates.
Does this need a SIM Card to be in the phone? Are there any other precautions?
I have no idea why it behaves like this.
edit: both frp and bootloader are locked according to the Bootloader Menu
I might add 2 weeks ago when coming from CM, there were no updates in update menu but HiCare, so I went fo Nougat. Nougat did not work properly, so I went back to B160 in order to start again, but since then, I never saw any update in menu, nor HiCare.
Might Huawei block DS Roms for IMEIS of originally SS phones?
Click to expand...
Click to collapse
So, did you try upgrade on N using Firmware finder?
If not, try it and you will see if your device in black list. I also use DS firmware for SS model and just last night I upgraded normaly from B160 to B370 Ota, and after that to B380 Ota.
@k1ll3r8e
Yes it already is a dummy setup. I will manually upgrade to B210 and try again, Thanks alot! @Alexxxx1
Firmware Finder is the Windows tool, isn't it? If above progress won't work I might boot my Windows partition and check on that.
Is there by chance any other way to check if the device is somehow blacklisted?
@all
Would Huawei push the updates to my device, if I would contact them? (I ask because of the altered oeminfo. Or would the refuse support in that case, which is what I guess)
edit: Does by chance anyone have a link to the C432B210 ROM?
fireburner-de said:
@k1ll3r8e
Yes it already is a dummy setup. I will manually upgrade to B210 and try again, Thanks alot! @Alexxxx1
Firmware Finder is the Windows tool, isn't it? If above progress won't work I might boot my Windows partition and check on that.
Is there by chance any other way to check if the device is somehow blacklisted?
@all
Would Huawei push the updates to my device, if I would contact them? (I ask because of the altered oeminfo. Or would the refuse support in that case, which is what I guess)
edit: Does by chance anyone have a link to the C432B210 ROM?
Click to expand...
Click to collapse
Heyho,
if u have an L31, go to my FTP (oeminfo) and go a few folders back, then u'll find a Huawei folder there are several versions stored.
Edit:
Here is the link (just back on my PC)
Regards,
Sebastian
Sent from my HUAWEI VNS-L31 using XDA Labs
Firmware finder is android app. You can find it in google play store as a free tool for upgrade huawei devices. In Ffinder you will find option for checking autorization of official firmware for your device, is it allowed or not for your device.
Regards
I did flash B210, but no Updates withiin 1 day. (I think time was to short)
I then flashed B370 Full-PV via Firmware Finder.
B380 should come automatically sometime, hopefully.
I think its time to hand it over to my friend now.
Only thing I am curious about is:
settings -> about phone -> certification: Serbia
I guess this is normal for C432?
Only thing I am curious about is:
settings -> about phone -> certification: Serbia
I guess this is normal for C432?
Click to expand...
Click to collapse
Yes, its normally for C432 if device was purchased in Serbia
Alexxxx1 said:
Yes, its normally for C432 if device was purchased in Serbia
Click to expand...
Click to collapse
It was bought from T-Mobile in Germany. But well.
fireburner-de said:
It was bought from T-Mobile in Germany. But well.
Click to expand...
Click to collapse
No worries about that
I bought mine also from T-Mobile DE, and mine shows also "Serbia"... I searched a bit for similar issues and it seems that also the P8 with C432 is for "Serbia" at least a unknown amount of it, sooo i think it comes from the "ROM" not from the device. Maybe they only certify the ROM for a "law based standart" to "Serbia". - Who knows...^^
Regards,
Sebastian

How to roll back to the earliest version of ROM? (LS997)

Hi,
I got my LG V20 (LS997) today, and I decided to update it. My phone took couple of updates till it reaches the last one. I decided to root my phone then, but I was failed to do so. I got to know that I have to roll back to the ROM which has a security patch before Dec 2016. There are a number of guiding threads here, but the phone is my phone is not rooted, so how am I going to flash those files? Also, LGUP doesn't detect my phone at all. I don't know why.
I think the latest version has anti rollback =1
So you can't rollback.
And there is no root for the latest version of sprint variant of lg v20 as I know.
Lg patch dll
There is a patch lgup dll file that can flash go to the main forum and you will find it
anees02 said:
I think the latest version has anti rollback =1
So you can't rollback.
And there is no root for the latest version of sprint variant of lg v20 as I know.
Click to expand...
Click to collapse
Ahh, so normally you would actually be able to do a rollback, so this is just one more of these Satanic things to make it hard for the user to do whatever he wants with HIS device. I was so sad when I updated to the latest version as it seemed the mobile overall became slower. So had I had the option I would have rollback in an instant.

I want to flash back to ls993 firmware after flashing the H873 oreo kdz

Hello everyone, I just got this G6 ls993 with stock firmware Nougat on 29th May.
Then I went through some of the thread and found there is the way to flash different stock kdz to change the model.
And as you know that H873 has released its oreo stock kdz weeks ago, can't wait another day to use the new oreo system.
So I downloaded H873 stock oreo firmware and force flash the h873 kdz to my ls993. So far everything works well.
And of course, my phone model was change from ls993 to H873 with the new oreo firmware as well, then I just realized LG has released its official oreo for ls993 on 31st May...
I regret why I couldn't wait on the Nougat for 1 or 2 more days,otherwise I would be able to just ota to oreo as a "ls993" rather than "H873".
Now the question comes, is there any chance that I can flash ls993's stock Nougat or oreo?
I've been searching for the ls993 stock kdz for a while , but seems LG hasn't released any version of stock kdz for lsd993 yet and not sure if they were already on the way to do this either.
There may be probably no official stock kdz for ls993 , so what should we do to flash back to its stock model?
Hope anyone who is suffering the same problem can help to get it solved.
nicholas0444 said:
I did something I should've never done...
Click to expand...
Click to collapse
So, obviously, you are pretty much scr3wed right now. Flashing different model's .kdz was HIGHLY unrecommended.
First of all, you can try repairing software using LG Bridge on your PC. I don't know how this works but that piece of crap reflashed my phone with branded carrier software that was originally installed on my phone and I had totally different firmware flashed... it still managed to recognize my device and punish me for debranding my device.
So try this in the first place, LS993 firmwares weren't released by LG as stated here down in the comment section.
nicholas0444 said:
Hello everyone, I just got this G6 ls993 with stock firmware Nougat on 29th May.
Then I went through some of the thread and found there is the way to flash different stock kdz to change the model.
And as you know that H873 has released its oreo stock kdz weeks ago, can't wait another day to use the new oreo system.
So I downloaded H873 stock oreo firmware and force flash the h873 kdz to my ls993. So far everything works well.
And of course, my phone model was change from ls993 to H873 with the new oreo firmware as well, then I just realized LG has released its official oreo for ls993 on 31st May...
I regret why I couldn't wait on the Nougat for 1 or 2 more days,otherwise I would be able to just ota to oreo as a "ls993" rather than "H873".
Now the question comes, is there any chance that I can flash ls993's stock Nougat or oreo?
I've been searching for the ls993 stock kdz for a while , but seems LG hasn't released any version of stock kdz for lsd993 yet and not sure if they were already on the way to do this either.
There may be probably no official stock kdz for ls993 , so what should we do to flash back to its stock model?
Hope anyone who is suffering the same problem can help to get it solved.
Click to expand...
Click to collapse
Hi a guy posted the below images from ZV6 but dont know how to use it and dont know if it can help you, I dont need it cause dont live in the US and wanted to sim unlock my phone.
https://mega.nz/#!mUMGXQrT!si9ED-X5_yOq1P21Xz9vKMT_uC3N7dcEyRgIWobHh-Y
I posted a thread on LS993 asking if someone could make what the guide say and try to save the KDZ from a ZVA version ,but no one has replied. And when I found that guide already flashed my phone to H873.
Its a shame that people dont wanna help
romcio47 said:
So, obviously, you are pretty much scr3wed right now. Flashing different model's .kdz was HIGHLY unrecommended.
First of all, you can try repairing software using LG Bridge on your PC. I don't know how this works but that piece of crap reflashed my phone with branded carrier software that was originally installed on my phone and I had totally different firmware flashed... it still managed to recognize my device and punish me for debranding my device.
So try this in the first place, LS993 firmwares weren't released by LG as stated down in the comment section.
Click to expand...
Click to collapse
Thanks for the advise, seems the only way is to wait for LG to release the stock kdz for ls993.
Anyway hope it will come some day...
frostwildfire said:
Hi a guy posted the below images from ZV6 but dont know how to use it and dont know if it can help you, I dont need it cause dont live in the US and wanted to sim unlock my phone.
I posted a thread on LS993 asking if someone could make what the guide say and try to save the KDZ from a ZVA version ,but no one has replied. And when I found that guide already flashed my phone to H873.
Its a shame that people dont wanna help
Click to expand...
Click to collapse
I don't think they don't wanna help.
All ls993 users are in the same situation,
1. There is no kdz for ls993, so no one can do a fresh restore to the stock firmware.
2. No root or TWRP, there is no simple way to restore the system.img to ls993
Let wait for LG to release the kdz for ls993...
frostwildfire said:
Hi a guy posted the below images from ZV6 but dont know how to use it and dont know if it can help you, I dont need it cause dont live in the US and wanted to sim unlock my phone.
https://mega.nz/#!mUMGXQrT!si9ED-X5_yOq1P21Xz9vKMT_uC3N7dcEyRgIWobHh-Y
I posted a thread on LS993 asking if someone could make what the guide say and try to save the KDZ from a ZVA version ,but no one has replied. And when I found that guide already flashed my phone to H873.
Its a shame that people dont wanna help
Click to expand...
Click to collapse
I have some new findings at https://www.needrom.com/download/ls993-7-0-tot/
As shown in the page, it is a LS993 tot file, however, seems current instruction only work on kdz file and there is no instruction for tot.
I know that tot file is also an img file with all the system partitions, it was used for flashing the stock firmware as well as kdz file.
I've successfully downloaded the file from mega and its size is about 6G after extracting it from the zip file.
So looking forward if anyone is familiar with tot file flash and seems this should be the possible way that we can flash back to ls993.
Thanks.
nicholas0444 said:
I have some new findings at https://www.needrom.com/download/ls993-7-0-tot/
As shown in the page, it is a LS993 tot file, however, seems current instruction only work on kdz file and there is no instruction for tot.
I know that tot file is also an img file with all the system partitions, it was used for flashing the stock firmware as well as kdz file.
I've successfully downloaded the file from mega and its size is about 6G after extracting it from the zip file.
So looking forward if anyone is familiar with tot file flash and seems this should be the possible way that we can flash back to ls993.
Thanks.
Click to expand...
Click to collapse
Hi, you can use this method https://forum.xda-developers.com/lg-g5/development/uppercut-lgup-loader-g5-variants-t3511295/amp/
Or watch a video from youtube with the LG Flashtool method.
Im having problems with my computer will se if I can fix it today.
Thanks for the info.
that's zv6 if on zva previously cannot downgrade
Please Help for me.How to force flash H870 firmware in Ls993
How I force flash H870 firmware in LS993 help me Now.
I am in the same boat. I ordered my phone on Amazon used because it was selling cheap. Curious i wanted to see what the modding community was doing for this phone so i looked into the phone itself. I checked to imei and it said my H873 was actually an LS993. It is running the H873 Oreo rom H87320c rom. Can i do the i update or am i screwed for now?
I bought one of the Amazon AS993 phones as well (was labelled H872 on site). Will H872 kdz flash successfully on this and give me the Volte calling with Metro/T-Mobile? I have the phone online with metro now but the firmware is set up for Brightpoint network without Volte calling and native video calling. I do understand the imei will conflict with OTA updates, but will H872 flash and work like it should on this hardware - all components appear the same.

Downgrade LG G600L Korea.

Can anyone tell me how to downgrade LG G6 G600l Korea from android Pie back to android Nougat?
I had tried LG Flash Tool and LGUP with nougat kdz file from lg-firmwares.com but nothing work.
in LG flash tool it alway told me to contact the system adminstrator.
in LGUP it said the LAF protocol version is not match.
What should I do now?
Did you check ARB by going into hidden menu *#546368#*600# (Ver. Info..)
I have G600 too and i have changed between S/L as well as downgrade from Pie to Nougat..
Edit: First check ARB, if its all 0 then there is a way with patched LGUP1.15 to even cross flash..LGUP1.14 always gives errors, never 100% results in first try..
shahper1 said:
Did you check ARB by going into hidden menu *#546368#*600# (Ver. Info..)
I have G600 too and i have changed between S/L as well as downgrade from Pie to Nougat..
Edit: First check ARB, if its all 0 then there is a way with patched LGUP1.15 to even cross flash..LGUP1.14 always gives errors, never 100% results in first try..
Click to expand...
Click to collapse
Can you teach us how? I also have ARB on 0
shahper1 said:
P1.15 to
Click to expand...
Click to collapse
shahper1 said:
Did you check ARB by going into hidden menu *#546368#*600# (Ver. Info..)
I have G600 too and i have changed between S/L as well as downgrade from Pie to Nougat..
Edit: First check ARB, if its all 0 then there is a way with patched LGUP1.15 to even cross flash..LGUP1.14 always gives errors, never 100% results in first try..
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And also the link for the patch sir..... Thanks

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