Here are all the current KDZ files for flashing Your G2 Back to Stock, I
have updated the Link below with the AT&T, T-Mobile,
Verizon,Sprint, and Korean, Asia, Pretty much of all them now!. READ!!!
The first Guide Below is to Return To STOCK For ALL Varrients!! EXCEPT
for the AT&T Please read below for the steps to return to stock on
AT&T
First Off Not Responsible if you flash the wrong one!!!!
Please Check to make sure you don`t flash a 16GB firmware on an 32GB device. Please check the file names if they have an "16GB" in the File Name
THIS Guide Below for All Versions EXCEPT the AT&T Version (For AT&T & Sprint Scroll Down more)
How to flash ROM KDZ Method
First off I`d like to THANK @quangnhut123 for making a new way & easy way to flash the KDZ Method!!
For Any Reason It does not work for you here is the OLD Hard KDZ Method
http://hunterspad.com/?page_id=33
The Files are Hosted on my server for fast speeds! Most if not all NEEDED KDZ files are on my Server
1). Download all The Files Below!
1) Firmware Files - HERE!
2) Download LG Drivers - LG Drivers Here - 10.9 Mb
2.1)Verizon Drivers (Verizon Only)LG_VZW_United_v2.11.1.exe - 7.8 Mb
3) Download LG Flash Tool 2014 tool and extract - LG_Flash_Tool_2014.zip - 3.1 Mb
4) Enter to Download Mode and plug USB into your PC
5) Run LGFlashTool2014.exe and do as following pictures :
(If you cannot run LGFlashTool2014.exe, please install Visual C++ Runtime Library) - VC_RedistInstaller.exe - 47.7 Mb
Normal Flash: Flash ROM without losing any data. Only use this when you need to fix system error. Beware of boot loop when flashing ROM that differ from current ROM on your phone or MOD ROM.
CSE Flash: Choose this option when you need a fresh format. All data will be gone. It's suitable for upgrading or downgrading ROM or simply use this when you need to back to Stock.
No need to choose desired language, it automatically change to English as a default setting.
Wait until 100% to complete !
REMEMBER if you get Bootlooping after flashing perform a factory hard reset!
Instructions Here: https://support.t-mobile.com/docs/DOC-7590
LGE615/ACISBK/V20d_00/V20D_00.kdz
File size: 370MB
File Format: .KDZ
Copy From Here