UPDATED SU STUCK IN SOFT BRICK: TP260 AKA LGK20PLUS(have acces toTwr Recovery/SDstill - LG K20 Plus Questions & Answers

Okay I have a few problems going... here is what I have and have tried and the issues I have been having... I have log files and such saved too should you need those.
Synthoms: LGK20 PLUS aka TP260
- I needed a Binary update for SU... (never did get that to work) Somehow afterwards my phone would only reboot into Twrp Recovery on boot loop.
-I installed an Update SU file ( also didn't work) then the phone started booting into only fastboot.... ( I had a brief issue of it not connecting on ADB but I hade to just end task adb in the task menu (Crtl Alt Del in case somebody has same problem) Afterwards connected no problem.
-I have wiped datas and cache and all sorts of instuctions to no avail.. lol
_phone now boot immediately to fastboot but I am able to get to twrp recovery just fine
Whats Weird:
-I can see the device on the computer get onto the sd card add files and zip files and the computer recognizes it n o problem at all... but LG MOBILE SUPPORT LGUP LG Bridge and LG Flash Tool.... all do not recognize my phone.
-But no matter where I partition anything and no matter what recovery img or zip file I install... it just only wants to open into fastboot.... I'm sure it is a very simple operation to fix... maybe one of you have a restore file can put on the SD with mine that have done me no good? Any help would be appreciated hardcore lol and I appreciate the learning experience a per i have learned a lot..
Heres what I have collected in my attempts
A: I have a Twrp.img and Recovery.img (not sure if they are a recovery or boot partition)
B: I have ADB it connects to my device fine and I can even flash onto the phone but seems to not be helping lol
C: : LG Bridge and LG UP do not see that my phone is connected (all my drivers are updated)
D: I have a stock KTZ file for my phone but I have no programs to flash it except adb (the others will not recognize my phone except ADB
E: I am very sure Xposed may have something to do with this... I downloaded an uninstaller and the zip file will not flash error 555 or something like that.
F: I'm very sure I need a Boot.img?? this I know little about but I have a program to build one if I can figure out how lol.
G: My recoveries did not work :0(
H: None of my SU zips seem to be working (is why I believe Xposed is behind it lol.
I: There are commands you can put into the terminal in TWRP recovery ( I can get there will explain further later) to disable Xposed but they say to create a folder name \data\data\....ect ect... There is no way that the TWRP recovery will let me create folders so I'm at a loss there.....

Hey..,..,..,
JamieAndrew7012 said:
Okay I have a few problems going... here is what I have and have tried and the issues I have been having... I have log files and such saved too should you need those.
Synthoms: LGK20 PLUS aka TP260
- I needed a Binary update for SU... (never did get that to work) Somehow afterwards my phone would only reboot into Twrp Recovery on boot loop.
-I installed an Update SU file ( also didn't work) then the phone started booting into only fastboot.... ( I had a brief issue of it not connecting on ADB but I hade to just end task adb in the task menu (Crtl Alt Del in case somebody has same problem) Afterwards connected no problem.
-I have wiped datas and cache and all sorts of instuctions to no avail.. lol
_phone now boot immediately to fastboot but I am able to get to twrp recovery just fine
Whats Weird:
-I can see the device on the computer get onto the sd card add files and zip files and the computer recognizes it n o problem at all... but LG MOBILE SUPPORT LGUP LG Bridge and LG Flash Tool.... all do not recognize my phone.
-But no matter where I partition anything and no matter what recovery img or zip file I install... it just only wants to open into fastboot.... I'm sure it is a very simple operation to fix... maybe one of you have a restore file can put on the SD with mine that have done me no good? Any help would be appreciated hardcore lol and I appreciate the learning experience a per i have learned a lot..
Heres what I have collected in my attempts
A: I have a Twrp.img and Recovery.img (not sure if they are a recovery or boot partition)
B: I have ADB it connects to my device fine and I can even flash onto the phone but seems to not be helping lol
C: : LG Bridge and LG UP do not see that my phone is connected (all my drivers are updated)
D: I have a stock KTZ file for my phone but I have no programs to flash it except adb (the others will not recognize my phone except ADB
E: I am very sure Xposed may have something to do with this... I downloaded an uninstaller and the zip file will not flash error 555 or something like that.
F: I'm very sure I need a Boot.img?? this I know little about but I have a program to build one if I can figure out how lol.
G: My recoveries did not work :0(
H: None of my SU zips seem to be working (is why I believe Xposed is behind it lol.
I: There are commands you can put into the terminal in TWRP recovery ( I can get there will explain further later) to disable Xposed but they say to create a folder name \data\data\....ect ect... There is no way that the TWRP recovery will let me create folders so I'm at a loss there..,..,..,Cc hey were you able to fix it ? i think i just went through that tooo and i downloaded all the corrresponding XPOSED UNINSTALLERS on a different phone with an sd card inserted..,.., then i transfered that SD card to the phone i was atttempting to fix and i flashed 1 by one each xposed uninstaller that i knew was kind of the correct 1. on the 3rd try it worked its just a mattter of flashing the corrrect one I hope that helped i had no clue what to do and I got lucky that way I hope you'll tooo..., let me know...,..,...,..,..,Cc
Click to expand...
Click to collapse

Can't help, but don't use SuperSU for Xposed.
Magisk has a module for Xposed that'll save you lots of pain

Related

Fastboot> Recovery dosen't find *.img file on SD card

Hi Guys!
I am trying to root my nexus, unlocked it, installed the right usb drivers, I can see the phone and everything looks right.
Downloaded Superboot for ERE27 with himem enabled and ran this. no problem.
I put the img file on the SD card and when I boot the phone in Fastboot / Recovery it does not find and img files on the SD card.
I tried 2 different cards and also different img files.
When I do this I get first the message no images found than I see the droid with a triangle and a ! in it. - Have to pull the battery.
Ideas anyone?
Thanks
What are you trying to do?
1) you had to unlock the bootloader which enables you to install a new recovery image (which is needed to allow you to install new roms)
2) you had to apply the recovery image Amon RA via a command prompt and a batch file if you use Windows. The phone's USB connection needs to be in development mode and once the batch file executes and successfully finishes you need to reboot the phone.
3) you restart the phone into bootloader mode, use the volume rocker to select the recovery console. If you end up with an andriod and exclamation symbol the Amon RA recovery file was not installed.
4) the new recovery console allows you to clean the SD card. Install roms from the SD card and some other commands. The Roms for the Andriod are in ZIP format and do not need to be unziped. In other words all you need to copy to the SD card is the full ZIP file (approx 75MB) and install that directly from the recovery console.
If your android stays in the booting sequence which is shown as the X with flying little pixels, it's most likely because you did not wipe the device clean first. That item is in the recovery console as well.
Hope this helps. I am just as new to this as you are.
You didn't unzip them did you?
You're trying to root with superboot. Great, but the recovery is not capable of flashing .img files, only .zip updates and roms and such. .img files have to be flashed using fastboot, not recovery, and are flashed from the connected computer.
If you read the superboot instructions from wherever you got the file, you'll see that you have to put the .img in the same directory ON YOUR COMPUTER as fastboot, connect via USB, boot the phone into fastboot, then enter the appropriate command line on the computer to flash the file.
If you've done that, then you are officially DONE with the rooting process.
Also, make damn sure that the superboot version matches the software version on your phone. They're both ERE27, right?
I'm not sure what anosis's post is talking about, but that looks more like the process for installing a custom rom (ie cyanogenmod), than rooting.
To root your phone, you DO NOT need Amon-RA's recovery. You only need that if you want to install custom roms, etc. It wont hurt to have it, as it includes many more functions than the stock recovery, but just to root, you don't need it.
Summary:
If you flashed the superboot.img from your computer via fastboot, your phone is rooted. Done.
You don't need to do anything in the recovery at all for rooting. Only for installing update.zips and custom rom.zips.
Hey, So I have been scouring the forums trying to find some answers about this and you seem to be the closet to my situation. Here is what I did:
So I was running a CM9 Aplha, reverted back to stock 2.3.6 [1ada25375426.signed-soju-ota-189904.1ada2537]) so that I could then apply ICS update [VQ8PQk_V]) which I sucessfully did. This was about a month ago and it was all going well.
Then yesterday I wanted to upgrade to 4.0.4 [hR7QFEtn] so I did and superuser wasn't working properly but then I reinstalled it and got it to work. However I got to the point where everything was working fine EXCEPT for the Google Play store kept on force closing. I spent hours trying last night and could not find a solution.
I tried restoring the previous ICS update that I had and it worked, and then I tried updating again. Also side: My clockwork was on the fritz lately so I was using Zedowmaxs force into clockwork recovery image [fastboot boot recovery3101.img] to force it in sometimes.
Anyway bottom line here is where my REAL ISSUE begins. I decided just to wipe everything and start anew. I factory reset/ wiped properly [cache partition and davliche cache] and then locked my bootloader again. Then tried rebooting. Got stuck on Google screen. Then I unlocked my bootloader again. Tried again, same issue.
So, here is where I am at. Cannot get into recovery from fastboot, takes me back to fastboot. AND, everything is wiped because I locked/unlocked my bootloader. All I can do is adb commands.
I don't know what to do from here and there is a lot of things going on. If you could help that would be great!? What I am going to try next is to flash some recovery on, but I don't know which one/ try to mount a file to my sd card from adb commands.
Daboxk said:
Hey, So I have been scouring the forums trying to find some answers about this and you seem to be the closet to my situation. Here is what I did:
So I was running a CM9 Aplha, reverted back to stock 2.3.6 [1ada25375426.signed-soju-ota-189904.1ada2537]) so that I could then apply ICS update [VQ8PQk_V]) which I sucessfully did. This was about a month ago and it was all going well.
Then yesterday I wanted to upgrade to 4.0.4 [hR7QFEtn] so I did and superuser wasn't working properly but then I reinstalled it and got it to work. However I got to the point where everything was working fine EXCEPT for the Google Play store kept on force closing. I spent hours trying last night and could not find a solution.
I tried restoring the previous ICS update that I had and it worked, and then I tried updating again. Also side: My clockwork was on the fritz lately so I was using Zedowmaxs force into clockwork recovery image [fastboot boot recovery3101.img] to force it in sometimes.
Anyway bottom line here is where my REAL ISSUE begins. I decided just to wipe everything and start anew. I factory reset/ wiped properly [cache partition and davliche cache] and then locked my bootloader again. Then tried rebooting. Got stuck on Google screen. Then I unlocked my bootloader again. Tried again, same issue.
So, here is where I am at. Cannot get into recovery from fastboot, takes me back to fastboot. AND, everything is wiped because I locked/unlocked my bootloader. All I can do is adb commands.
I don't know what to do from here and there is a lot of things going on. If you could help that would be great!? What I am going to try next is to flash some recovery on, but I don't know which one/ try to mount a file to my sd card from adb commands.
Click to expand...
Click to collapse
It looks like the time when you were locking-unlocking the bootloader, you messed up the recovery. Since your phone can get into bootloader menu, I think you can get out of this issue.
Here is what I would do.
1. Unlock the bootloader.
2. flash clockworkmod recovery using fastboot USB.
3. Download recovery-RA-passion-v2.2.1.img, put it in C:\fastboot\
4. Shut down your phone. Then start your Nexus One in Fastboot mode by holding down the Trackball and press the Power button.
5. Connect your phone to your computer. Open a Command Prompt (Start -> All Programs -> Accessories -> Command Prompt), and run the following commands:
cd C:\fastboot
fastboot devices
fastboot flash recovery recovery-RA-passion-v2.2.1.img
now see if you can get into recovery. If you can, just flash a custom rom using install zip from sd card option in the recovery
I didn't read all the replies but fastboot reads from your PC's disk not the sdcard, unless you are running it through shell or something?

[Q] Bricked LG D802 stuck in lg logo

So im stucked in the LG logo.
i installed TWRP in kit kat and when i booted it was stuck in the logo.
i can go into recovery or the download mode.
so i tried to use adb sideload but it always says, cannot read update.zip
Is there any other metod? already tried cmd and some toolkit 1.5 to do it but always the same
i tried also to use in download mode the flastool, but doesnt recognize the phone
can u please help???
i found a solution and wanted to share with everyone who could be having the same problem (sorry for my english)
so a couldnt use download mode because my computer wasnt accepting the phone in the lg app (mobile support tool)
in recovery the adb sideload wasn t working and coudnt read the file so what i did was this:
installed sdk manager
and where i had my adb.exe e puted there the rom i wanted to flash.
my path was like this: C:\android\sdk\platform-tools
in my phone i entered recovery mode and didnt select anything else, connected to the computer
in my computer i opened cmd as administrator, i dont know if this is important or not..
then in cmd i wrote the path where the the adb was and in the same place the rom: C:\android\sdk\platform-tools (in my case)
this is the important part, type:
C:\android\sdk\platform-tools>adb push rom.zip /sdcard/rom.zip
rom.zip is the name of the file, you should put the one u have, thean it should take a little, at first it lokes like its doing nothin, just thinking but its really copyng the file to your phone, than it appears the size of the file its just copied and its done, now u gow to your phone and the ropm.zip in in there, now you just have to flash it and reboot.

[HELP] Bricked Umi Zero

Hello. Sorry for my english. I want flash my phone via rootjoy to Arcatarc's MIUmIZERO and i only can see miui logo. next i want back to stock rom from needrom via sp flash tool, i followed instructions and i stop, when red status back not change for 20 minutes. and i can't charge my phone, can't conected to pc, can't turn on, looks like dead. How unbrick my phone? please help
problem solved
how did you solve it? please let me know as i am in the same boat
If it's stuck on the MIUI screen then it's possible the bootloader wasn't flashed properly.
If you can reboot the phone in fastboot you can flash the bootloader via PC.
it is dead . the phone wont turn on . the pc wont recognise it anymore , it was fine ... untill i tried to flash stock through sp flash tool .
i was running antarcts emui,.... tried flashing using the method on umi digi forum : http://umidigi.com/forums/topic/how-to-restore-rom-version-3-03-2/ ... preloader was unticked, and when i tried firmware uopgrade option...nothing happened, and the phone was dead after that.
thepopos said:
If it's stuck on the MIUI screen then it's possible the bootloader wasn't flashed properly.
If you can reboot the phone in fastboot you can flash the bootloader via PC.
Click to expand...
Click to collapse
I managed to make it boot.
The problem is I have twrp and some chinese recovery . And I cant go back to stock.
Fastboot cant flash recovery for some reason ... so I can go back to rootjoy.
use adb side load an try to flash a working rom, the original one from umi website or emui.
can you get in recovery mode? volume (+ or - try both) and power button for some seconds
if yes go adb side load, (check google) and transfer an original rom, then flash it again in the recovery
My Umi Zero is bricked, because I cannot mount /system. I can get into the TWRP, but I cannot do anything, even restore my backup because of this. Does anyone have idea what to do?
Pospa420 said:
My Umi Zero is bricked, because I cannot mount /system. I can get into the TWRP, but I cannot do anything, even restore my backup because of this. Does anyone have idea what to do?
Click to expand...
Click to collapse
If the system is unstable with popups etc or with damaged partitions you can get past that with TWRP.
Boot into recovery Wipe/Advanced Wipe. Then after that is completed, without rebooting, Format Data. That should sort out your partitions.
Then Install ROM from the recovery. It will need to be on the device. If your new ROM is not already there plug in a USB lead and transfer the zip file from your pc.
If you want to re-install your backup, do that instead.
If that doesn't work Backup in TWRP, even though there is no system. Then copy your Nandroid backup (must have been made via TWRP) and paste into the same folder as the Backup you just made, overwriting if asked.
I have had to do all this myself!
Good luck
Hi all!
I have the simular problem.
Umi Zero can not start.
But recovery seems to be working.
1) TWRP recovery 2.8.2
After full wipe, my TWRP recovery write "Unable to mount /SYSTEM"
The same message I have if I try to flash original 3.10 ROM via TWRP.
It is impossible to mount or format or repair SYSTEM via recovery
But it is possible to see files in FileManager and go to Fastboot and ADB mode
2) ADB and Fastboot mode.
Impossible to flash any partition.
"boot" - checksum error
"recovery" - "not support flash" message
"system" - filesystem created, start "erasing" and freeze. If I disconnect phone, have got message "failed (too many links)"
adb sideload does not work also
3) SP Flash Tool
I tried with full 3.10 ROM and with CRT 3.0 recovery
Download mode and Format+Download mode.
The same result: yellow bar finished and got message "Checksum error" or something like that.
All this experiments change nothing in phone. I still have TWRP recovery and "unable to mount /SYSTEM" message.
Any advices?
I am not English-speaking guy, as you guess), sorry.
It looks like memory become write-protected...
YrP said:
Hi all!
I have the simular problem.
Umi Zero can not start.
But recovery seems to be working.
1) TWRP recovery 2.8.2
After full wipe, my TWRP recovery write "Unable to mount /SYSTEM"
The same message I have if I try to flash original 3.10 ROM via TWRP.
It is impossible to mount or format or repair SYSTEM via recovery
But it is possible to see files in FileManager and go to Fastboot and ADB mode
2) ADB and Fastboot mode.
Impossible to flash any partition.
"boot" - checksum error
"recovery" - "not support flash" message
"system" - filesystem created, start "erasing" and freeze. If I disconnect phone, have got message "failed (too many links)"
adb sideload does not work also
3) SP Flash Tool
I tried with full 3.10 ROM and with CRT 3.0 recovery
Download mode and Format+Download mode.
The same result: yellow bar finished and got message "Checksum error" or something like that.
All this experiments change nothing in phone. I still have TWRP recovery and "unable to mount /SYSTEM" message.
Any advices?
I am not English-speaking guy, as you guess), sorry.
Click to expand...
Click to collapse
Hi
Did you Advance Wipe and Format Data?
I found that worked.
Alternatively, you could use Rootjoy to put just about any ROM on. CM 12.1 works ok.
Once you have a stable installation, install a custom recovery like TWRP 2.8.7 from Needrom. I used Mobileuncle, an app from the Playstore. However, I looked just now and it doesn't seem to be available.
I have tried Rashr, but couldn't get it to work.
Once you have it all stable you can flash the ROM you really want via TWRP.
Good luck
Advance Wipe and Format Data or flashing new stable ROM via TWRP did not work for me. The same result- unable to mount /system.
Rootjoy and Mobileuncle could be used if phone is working. My phone works in recovery mode only.
I tried to flash different recoveries but did not find the way to do this. As I wrote, Sp Flash Tool, Fastboot and Adb Sideload did not make any changes to my recovery. I think, flash new recovery will help if I found the way)
Or if I discover the method to test and\or repair /system partition from PC
But thank you for answer)
@YrP
Rootjoy works from your pc
Yes, Rootjoy- works)
But for establish connection phone must work too.
And not in recovery mode.
@YrP
I have already done all this with my daughter's Zero.
However, it's in bits at the moment while we wait for a part from China. So I can't go through the process with you live, step by step.
I am in the UK.
If you send the phone to me I will try and fix it for you.
PM me if you want to go ahead and I will let you have my address.
I am in Ukraine, it is too far from UK)
I will keep trying to find the way to fix it by myself.
But thank you very much for your attention and advices.
@YrP
I have got my daughter's phone back together and fixed (mostly).
Did you manage to get your Zero going?
Sent from my Nexus 4 using XDA-Developers mobile app
@goldbear
My UMI is still bricked(
It is flash memory problem, I think.
I am trying to find the tool to remap internal memory, to move SYSTEM part to other physical place. But did not find it yet.
What was your way?
Zero stutters, processes crash or the phone will not boot into System
Have you already tried a Factory Reset or re-installed the ROM?
What can you do?
You could try the following. However, if your phone blows up, orders a takeaway or elopes with your girl-friend, please don’t blame me.
1. Provided you already have TWRP custom recovery installed and your phone is powered down boot into Recovery: hold the volume down and power buttons until the Zero logo appears then let go
2. Select Wipe/Advanced and select Dalvik Cache, System, Cache and Data. Slide to execute
3. Select Format Data/ type yes and slide to execute
4. Reboot into Recovery without installing a new ROM
5. Select Backup, choose SD card rather than internal storage and give the file a memorable title like Blank Backup and date. Select Boot, Logo, Recovery and Uboot. Slide to execute
6. The next step requires you to have a Nandroid backup made via TWRP already made of a stable ROM. If it isn’t stable or you don’t have one I have attached a clean backup below. It’s derived from Cyanogen Mod 12.1. This is based on Lollipop 5.1, with Gapps and rooted. I have found this to work. As the title of the file suggests, it’s a factory reset, ie no personal data included. Download it to your pc unzip and save it.
7. Connect your phone to your pc via USB cable and open Windows Explorer
8. Find your stable backup or the one below and drill down until you see the folder with 15 files, starting with data.info and ending with uboot.emmc.win. Select all and Copy.
9. Open another window and find the TWRP folder on the SC card of your phone. Drill down to the same folder containing similar files as to step 8 above. Click in folder and Paste. When prompted select Copy and Replace, all and Ok
10. If your pc doesn’t show your phone and the SD card, in recovery select Mount and USB storage.
11. In Recovery select Restore and the Blank Backup (or whatever file name you gave it, now populated with usable ‘data’). Slide to execute
12. Give it time to load and boot up
13. You should be good to go!
If you don’t like CM 12.1 installing a new Launcher from the Playstore, like Cheetah will make it run smoother. Everything after that is down to you.
Of course, you could flash another ROM via TWRP
The backup below was made via TWRP 2.8.6. This is also attached below. You can install this via a previous version of TWRP as an image. Unzip it first.
Assuming this doesn’t wreck your phone and you like the guide please click Thanks below.
https://drive.google.com/file/d/0ByoLjFrSKxLwc01UUWZBZEQtbWs/view?usp=sharing
https://drive.google.com/file/d/0ByoLjFrSKxLweGhqNGJuVGV1a0U/view?usp=sharing

OP2 no system and no roms on the sd card(adb doesnt find device/fastboot does)

Hi guys,
yesterday I accidentally wiped my phone and the rom's in it. So now I have to somehow get a rom on the sd card so I can flash it. Recovery works (twrp), fastboot mode works, however I can't use adb to push zips on to my sd card, I've tried on 3 different PC's 2xWindows and one mac
fastboot finds my device and adb doesn't. I've tried configuring the adb_usb.ini file with the Vendor ID of my device which I found, but adb still doesn't find it. My system is wiped so I don't have a system to go in and transfer files the normal way and my backups have been deleted so that isnt working either. I've also tried to return my phone to 100% stock with a tool I found on the OnePlus forums Thread from forum , however this didn't work fastboot crashes midway. My only option is to flash an .img file containing some system rom(which I didn't find) so I can then load files to my sd card or to get adb to work in some way so I can push the zips on to the sd card. If you can help in any way because I'm all out of ideas. It's been two hard days and this is the last thing I'm trying, otherwise I have to buy a new phone.
It's not soft bricked but I think the first method shown here could work:
https://forums.oneplus.net/threads/...ck-guide-for-a-hard-bricked-oneplus-2.347607/
Sounds like your trying to access your phone using ADB in fastboot, this will not work. For ADB recovery, you have to enter TWRP or CWM and choose ADB sideload mode to activate phone for receiving of ROM zip using adb sideload romfile.zip. Fastboot is like EFI or BIOS boot prompt on a PC, and ADB is like a variant of GRUB bootloader with support for PXE installing the phones OS by ways of adb sideload (as reference).

Problems with rooting, loading ROM then recovery & download images -some solutions

Problems with rooting, loading ROM then recovery & download images -some solutions
I started with stock LG v20 T-Mobile H91810P and followed this step by step & the original threads. I loaded the latest stock Oreo from H91820H from here instead of latest Nougat H91810U - Pie & some other versions had too many things not working.
In the process there were a few problems -the major ones are following with solutions, some from here:
1) The file H91810p rom (H91810p_00_0717.kdz) downloaded from here.
2) I lost root several times, but had TWRP. So I used adb sideload like:
Boot/start TWRP and the start ADB Sideload
Download Magisk-v16.0.zip and copy to adb directory.
On Windows PC connect Cell with USB and in CMD window type (copy/paste):
adb start-server
adb sideload "Magisk-v16.0.zip"​And never update migisk after installing from above or will lose root. Also no need for SU.
3. Camera did not work and people could not hear me nor could I hear them when I picked up a call - A reboot/restart fixed it.
4. No need to download UPPERCUT (that is hard to download), because LGUP works fine without UPPERCUT.
I have 4 problems remaining -any help for solutions here is appreciated - especially exact type help please:
1) On LAF/Boot (original download) partition: Vol+ & connect to USB caused the download mode to come on for about 2 seconds and then TWRP (however I am glad that TWRP is here) -Prefer this to be the original download mode.
2) On Recovery patition: Vol- & connect to USB causes fastboot to come up. Flashed the recovery-twrp-h918-2018-10-18.img (renamed to recovery.img) to recovery partition using flashify and TWRP unsuccessfully. -Prefer this to be TWRP.
3) TWRP cannot access the Data partition. Rebuilt and reformatted Data from TWRP without success. -Prefer access to Data from TWRP.
4) At boot time: I like to get rid of the warning that my bootloader is unlocked. -I can live with this one.
After thoughts: Now that I am rooted on the latest stock Oreo H91820H -I am not sure what I want to load that I could not before?! overclocking the CPU or changing the hue on the display is not a big deal for me at all. & Yes I will uninstall some bloatware - but that is not so bad on this phone anyhow. Any good ideas or a better/later rom than H91820H that has all things working, do please let me know. I am glad that I rooted, ahh the challenge, but if I have no other reason such as to load a program then I think I will revert back to stock and unlock the bootloader & let the ROM updates come from T-Mobile & LG.
-Shahin
shahinman said:
I started with stock LG v20 T-Mobile H91810P and followed this step by step & the original threads. I loaded the latest stock Oreo from H91820H from here instead of latest Nougat H91810U - Pie & some other versions had too many things not working.
In the process there were a few problems -the major ones are following with solutions, some from here:
1) The file H91810P that needs to be reloaded was missing in original links - I think I downloaded from here.
2) I lost root several times, but had TWRP. So I used adb sideload like:
Boot/start TWRP and the start ADB Sideload
Download Magisk-v16.0.zip and copy to adb directory.
On Windows PC connect Cell with USB and in CMD window type (copy/paste):
adb start-server
adb sideload "Magisk-v16.0.zip"
And never update migisk after installing. Also no need for SU.
3. Camera did not work and people could not hear me nor could I hear them when I picked up a call - A reboot/restart fixed it.
I have 4 problems remaining -any help for solutions here is appreciated - especially exact type help please:
1) On LAF/Boot (original download) partition: Vol+ & connect to USB caused the download mode to come on for about 2 seconds and then TWRP (however I am glad that TWRP is here) -Prefer this to be the original download mode.
2) On Recovery patition: Vol- & connect to USB causes fastboot to come up. Flashed the recovery-twrp-h918-2018-10-18.img (renamed to recovery.img) to recovery partition using flashify and TWRP unsuccessfully. -Prefer this to be TWRP.
3) TWRP cannot access the Data partition. Rebuilt and reformatted Data from TWRP without success. -Prefer access to Data from TWRP.
4) At boot time: I like to get rid of the warning that my bootloader is unlocked. -I can live with this one.
After thoughts: Now that I am rooted on the latest stock Oreo H91820H -I am not sure what I want to load that I could not before?! overclocking the CPU or changing the hue on the display is not a big deal for me at all. & Yes I will uninstall some bloatware - but that is not so bad on this phone anyhow. Any good ideas or a better/later rom than H91820H that has all things working, do please let me know. I am glad that I rooted, ahh the challenge, but if I have no other reason such as to load a program then I think I will revert back to stock and unlock the bootloader & let the ROM updates come from T-Mobile & LG.
-Shahin
Click to expand...
Click to collapse
You can restore download mode by flashing the zip in the original lafexploit thread, but make sure you have twrp on the recovery partition. Make sure you are on the latest version of twrp, when you flashed twrp, you were supposed to format the data partition before flashing the rom.
Sent from my LG-H910 using XDA Labs
For access to Data in TWRP: In the original thread there is nothing about formatting, but in step by step guide there is and I followed - however it does not specify what partition to format. I also ran ./step2.sh script per instructions.
Anyhow as I mentioned above I rebuilt and reformatted the Data partition and that did not give me access. I am on the TWRP 3.2.1-3. What partitions do I need to reformat anyhow?
To flash recovery: I used TWRP and flashify to flash recovery-twrp-h918-2018-10-18.img and it flashes but does not work - I get to fastboot with Vol- & USB.
shahinman said:
Problems with rooting, loading ROM then recovery & download images -some solutions
I started with stock LG v20 T-Mobile H91810P and followed this step by step & the original threads. I loaded the latest stock Oreo from H91820H from here instead of latest Nougat H91810U - Pie & some other versions had too many things not working.
In the process there were a few problems -the major ones are following with solutions, some from here:
1) The file H91810p rom (H91810p_00_0717.kdz) downloaded from here.
2) I lost root several times, but had TWRP. So I used adb sideload like:
Boot/start TWRP and the start ADB Sideload​Download Magisk-v16.0.zip and copy to adb directory.​On Windows PC connect Cell with USB and in CMD window type (copy/paste):​adb start-server​adb sideload "Magisk-v16.0.zip"​
And never update migisk after installing from above or will lose root. Also no need for SU.
3. Camera did not work and people could not hear me nor could I hear them when I picked up a call - A reboot/restart fixed it.
4. No need to download UPPERCUT (that is hard to download), because LGUP works fine without UPPERCUT.
I have 4 problems remaining -any help for solutions here is appreciated - especially exact type help please:
1) On LAF/Boot (original download) partition: Vol+ & connect to USB caused the download mode to come on for about 2 seconds and then TWRP (however I am glad that TWRP is here) -Prefer this to be the original download mode.
2) On Recovery patition: Vol- & connect to USB causes fastboot to come up. Flashed the recovery-twrp-h918-2018-10-18.img (renamed to recovery.img) to recovery partition using flashify and TWRP unsuccessfully. -Prefer this to be TWRP.
3) TWRP cannot access the Data partition. Rebuilt and reformatted Data from TWRP without success. -Prefer access to Data from TWRP.
4) At boot time: I like to get rid of the warning that my bootloader is unlocked. -I can live with this one.
After thoughts: Now that I am rooted on the latest stock Oreo H91820H -I am not sure what I want to load that I could not before?! overclocking the CPU or changing the hue on the display is not a big deal for me at all. & Yes I will uninstall some bloatware - but that is not so bad on this phone anyhow. Any good ideas or a better/later rom than H91820H that has all things working, do please let me know. I am glad that I rooted, ahh the challenge, but if I have no other reason such as to load a program then I think I will revert back to stock and unlock the bootloader & let the ROM updates come from T-Mobile & LG.
-Shahin
Click to expand...
Click to collapse
I had this same situation and ended up bricking the phone, can't get into recovery, stuck in boot loop. This was months ago, just got another v20 and ready to try again. Previously I'd successfully done 3 v20's.

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