Need help of root, recovery & ROM on D80020y - AT&T LG G2

I have an AT&T D800 and current software version is official 4.4.2 D80020y. I want to install official CM12.1 or preferably CM13, but i am extremely confused on where to start given that i havent done any modifications to my device before. I tried ioroot but it seems that my firmware version is not supported. Then i am not sure on the recovery part as well. which recovery is best for installing CM12/13? i read that some recovery causes the device to be soft bricked. If someone could give me a quick walk through on how to go about rooting and installing a recovery that supports all roms, it would be extremely helpful.

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[Q] Having problems with recovery (LS980)

So I finally decided I wanted to flash custom roms on my new phone (Sprint LG G2). I did some research on the pros and cons and the risks and thought I was smart enough with tech that I could figure it out. I was able to root no problem, it was really easy to just follow the top root thread step by step. Now I'm trying to install a recovery method to backup my stock rom and flash new roms and I'm finding it really difficult. I'm following this guide http://forum.xda-developers.com/showthread.php?t=2522965
I chose this one because it is up towards the top of the forum. I installed flashify and set the recovery image to the latest version of twrp (2.6.3.3) like OP suggested. I then backed up the stock recovery and the restore kernel in flashify. I rebooted recovery and there is an error. I read through the post and someone suggested using the previous twrp recovery image (2.6.3.2). Now it works, I immediately backed up the stock rom (with root). Now I'm worried about flashing a ROM when it says to use the most up to date twrp (which I don't have and I'm not sure how to update it now). Also I'm incredibly frustrated because I've reached my flash limit in Flashify because I was switching between different versions of twrp. I'm also worn out reading through posts to figure out how to get my recovery working and up to date. It's taken me like 3 hours now to get where I am. Can I install custom ROMs on an out dated version of twrp? Are there additional risks? Any information or resources on the recovery would be much appreciated.

[Q] Rooting method question

So, i'm going to be rooting my G2 here in the next few days. I was wondering if my steps for rooting and then installing this would work. any insight anyone has will be extremely appreciated. Now, i'm on 4.4.2 now so i know i'll use this guide (http://forum.xda-developers.com/show....php?t=2673736) to do so. However, i'm wondering if i dont need to follow it EXACTLY to get what i want. Shouldn't i be able to follow it to downgrade and install a custom recovery, but instead of flashing the rom in step 6, just flash SuperSU, flash custom ROM, flash GAPPs, and then flash the D801 KK modem?
I'm asking because i dont want to have a stock LG rom, but a custom one.
troysyx said:
So, i'm going to be rooting my G2 here in the next few days. I was wondering if my steps for rooting and then installing this would work. any insight anyone has will be extremely appreciated. Now, i'm on 4.4.2 now so i know i'll use this guide (http://forum.xda-developers.com/show....php?t=2673736) to do so. However, i'm wondering if i dont need to follow it EXACTLY to get what i want. Shouldn't i be able to follow it to downgrade and install a custom recovery, but instead of flashing the rom in step 6, just flash SuperSU, flash custom ROM, flash GAPPs, and then flash the D801 KK modem?
I'm asking because i dont want to have a stock LG rom, but a custom one.
Click to expand...
Click to collapse
Ok if you are on 4.4.2 you will need to downgrade.The easiest method for me was tot method.You need to instal drivers on windows 7 64bit, then lg flash tool 1.8 , download 4.2.2 tot and ioroot.Go in download mode on your phone, change usb communication port in device manager in windows to 41.load the tot file and the dll file (needed to communicate with your phone) in the lg flash tool,restart the phone leave the cable plugged in and the downgrade will get hapen.Then autoroot via adb and ioroot. Sorry for my grammar O and then you ned to install autorec or flashify to be able to flash recovery,restart in recovery instal whatever you want Cm11 or stock(need a special kernel if you have purchased the phone lately)diferent hardware.ask me to clarify if you want.bye

I'm trying to avoid another brick PLEASE HELP

Howdy y'all. I bricked my old G2 D800, I don't want a repeat with the new one. I tried doing all the research I could. I have a new D800, 10d, 4.4.2. I want CM11, tried reading the threads on that and custom recovery. I just need a little help to make sure I have the order of operations down pat before I crash another. I've rooted and flashed ROMs before, but not with th locked boot loader and security AT&T has.
Please just correct me if I'm wrong. Through the threads I have read I believe this is what I am to do.
1.) Flash my 4.4.2 back to 4.2.2 using LG FT
2.) Root using IO23
3.) Download Flashify & install TWRP 2.7.7 with Loki
4.) Follow steps to install CM 10.2
5.) Follow steps to install CM 11
Of course make backup once 4.2.2 plus root and TWRP is achieved before trying CM. I just want CM like I've had on previous phones. Thanks in advance.
All is good back to being ROM junkie. Anyone who does read and wishes to flash custom roms and get custom recovery on KK. Obtain root via IOroot25, then use AutoRec Recovery Installer for TWRP recovery.

[Q] MotoG downgrade to 4.3 with Ubuntu (Linux)?

Hello,
I have an XT1032 ('falcon') MotoG, purchased from Tesco in the UK. The bootloader was unlocked very soon after I bought it and I purchased an unlock code to allow it to be used on all UK networks. It works well. I think it was supplied with Android 4.3 Jellybean, and it was updated OTA to 4.4.4 KitKat.
I'm trying to install CM11 M6 (dated 4/5/2014) on the 'phone using CWM6.0.4.7. It appears to install fine, but goes to the bootloop, with the CM face in the middle and the rotating arrow running around it - and never progresses from there. This seems to be a common problem as there are a number of threads about it on this forum. It appears that the solution is to downgrade it to 4.3 by flashing it.
Following the instructions here:
http://www.nerdoholic.com/mobiles/restore-stock-firmware-motorola-moto-g/
... the opening instruction is "Download and install Motorola drivers" - which is where the problems start as it appears that the Motorola drivers are only available for Windows and Mac users, but not for Linux users, and I only have Ubuntu machines to play with.
So, where do I go from here? How can I downgrade to 4.3 with a Linux machine? I have tried the instructions, and they don't complete (although they seem to get most of the way there.)
Alternatively, is there any other way of installing CM11 on my 'phone without downgrading? There seem to be some people around who have made it work by installing CM11 twice (which didn't work for me), by wiping the 'phone and the Dalvik Cache (which also hasn't worked) or by using a different Recovery tool ('Philz Advanced CWM Tool' is mentioned occasionally, but I haven't tried it.)
All help welcomed, thanks. (For clarity, the 'phone is an original Moto G, 16GB. It's not the Moto G2, nor is it the 4G/LTE version that was released a little later.)
Oli.
A little more information - I have backed-up the working configuration of the 'phone with CWM and can restore from it fine. This is hence allowing me to tinker with all sort of other configurations and still get back to an operational 'phone - which is great! However I would be nervous about trying anything that would jeopardise this restore capability, which is one of the reasons why I haven't progressed with Philz Advanced CWM Tool.
Oli.
Linux requires no drivers. Fastboot tutorial here:
http://lifehacker.com/the-easiest-way-to-install-androids-adb-and-fastboot-to-1586992378​http://forum.xda-developers.com/showthread.php?t=2542219​
You cannot boot into 4.3 with your 4.4.4 bootloader. I suggest you flash the Retail UK 4.4.4 firmware image available here:
http://forum.xda-developers.com/showpost.php?p=54872143&postcount=362​
Lost101,
Thanks - I suspected that it was the case that Ubuntu needed no drivers. Will the fact that I am trying to downgrade from 4.4.4 to 4.3 explain the fact that the flash didn't complete?
If so, and I try using the Retail UK 4.4.4 image then will it subsequently allow me to install CM11 (which is my final goal)?
Thanks again for your help.
Oli.
Personally I am more inclined to suspect the ROM itself and/or your custom recovery version is the problem.
Lost101,
Thanks again. Following the instructions in your first post (above) has successfully installed 4.4.4 from the Retail UK image. It boots and (appears) to work OK. However manually rebooting into fastboot and choosing 'Recovery' has highlighted the fact that CWM seems to have been lost and SuperSU is not in the Apps List - so it really does look like a very stock build (albeit the unlocked bootloader remains unlocked, as you'd expect).
I guess I therefore gain Root Access and re-install CWM and see where we go from there. Thanks again for your help.
Oli.
You have been using an early build of CWM. I recommend Philz Touch or TWRP.
To flash custom recovery in Fastboot:
fastboot flash recovery recovery-name.img​

Trouble installing custom ROM on stock AT&T LG G2

I am having a problem installing customs ROM on stock LG G2. My phone was bricked so I reverted to stock AT&G firmware using LG flash tool (Android version - 4.4.2, Kernel version - 3.4.0).
I then perform the following steps:
(1) Enable developer mode with USB debugging
(2) Use Kingo Root to root phone
(3) Install TWRP using AutoRec
(4) Update TWRP to latest version (3.2.1)
This is where the problems start. I get the same result when I try installing crDroid 7.1.2 or Resurrection Remix 5.7.4 custom ROMs.
The installation of the custom ROM (and gapps) succeeds in TWRP and then I reboot the system. However, the reboot always results in the "LG" logo showing for 1/2 seconds and then a constant black screen.
I am able to recover the phone from this by putting it into firmware update and then using LG Flash tool however I would still like to successfully install and use the custom ROMs. Not sure why this is happening (I am sure it might have been treated with in the forums however I cant find anything). Any help would be appreciated here as I really do not want to be stuck on stock AT&T firmware.
Update
randyesh said:
I am having a problem installing customs ROM on stock LG G2. My phone was bricked so I reverted to stock AT&G firmware using LG flash tool (Android version - 4.4.2, Kernel version - 3.4.0).
I then perform the following steps:
(1) Enable developer mode with USB debugging
(2) Use Kingo Root to root phone
(3) Install TWRP using AutoRec
(4) Update TWRP to latest version (3.2.1)
This is where the problems start. I get the same result when I try installing crDroid 7.1.2 or Resurrection Remix 5.7.4 custom ROMs.
The installation of the custom ROM (and gapps) succeeds in TWRP and then I reboot the system. However, the reboot always results in the "LG" logo showing for 1/2 seconds and then a constant black screen.
I am able to recover the phone from this by putting it into firmware update and then using LG Flash tool however I would still like to successfully install and use the custom ROMs. Not sure why this is happening (I am sure it might have been treated with in the forums however I cant find anything). Any help would be appreciated here as I really do not want to be stuck on stock AT&T firmware.
Click to expand...
Click to collapse
Update: It seems as if older ROMs can be installed with no issues. I got a copy of Cyanogen 12 and it installed perfectly and works fine. However, trying to install new ROMs still give issues. Don't know if I am missing something here and/or someone had a similar previous experience.

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