[LG V20 Questions & Answers] unknown010690:
Now, I lost imei and stuck on fastboot after I delete misc and fota ( I unlock bootloader to install custom rom but still boot to lg screen and turn off). I still boot into download mode

I try to use lg support tool to restore imei, but tool failed, it did not extract file .kdz download

Log of lg support tool:

11:55:47 : Start Date : 2019-03-17 11:55:47

11:55:47 : -------- QM_Version mode ---------

11:55:47 : ***** Check Tool Version *****

11:55:47 : Tool version : 1.8.9.0

11:55:47 : UpgradeDLL version : 2.2.6.0

11:55:47 : Current Dir : C:\ProgramData\LGMOBILEAX\B2C_Client

11:55:47 : LGE USB Driver Version :

11:55:47 : Android PDLV Version :

11:55:47 : Android NDLV Version :

11:55:47 : ******************************************

11:55:47 : [C:\ProgramData\LGMOBILEAX\Phone] Try to delete folder

11:55:47 : RemoveDirectory1 Error(2):C:\ProgramData\LGMOBILEAX\Phone

11:55:47 : Failed DeleteAllDir(C:\ProgramData\LGMOBILEAX\Phone\)

11:55:47 : SetEmerModeAT()

11:55:47 : *****CheckOS Start********

11:55:47 : Microsoft_Windows7_Professional_Service Pack 1

11:55:47 : *****CheckPCSyncPrograms Start*****

11:55:47 : *****Enter Sleep*****

11:55:52 : *****Leave Sleep*****

11:55:52 : PCSyncPrograms Not Found - OK and ready to upgrade

11:55:52 : Verifying phone connection...

11:55:52 : dwWaitResetTime(40000 ms)

11:55:53 : _IsConnectedPhone Call

11:56:03 : _IsConnectedPhone(2)

11:56:03 : 0 - NotConnected.

11:56:03 : 1 - Normal connect success

11:56:03 : 2 - Emergency connect success

11:56:03 : Phone Mode(2)

11:56:03 : *****GetPhoneType Start*****

11:56:03 : Phone Type : CDMA_2CHIP

11:56:03 : *****GetPhoneBinaryVersion Start*****

11:56:03 : Phone Bin Version : US99610G_00

11:56:03 : *****Get ESN / IMEI / MEID Start*****

11:56:03 : ESN/IMEI/MEID :

11:56:05 : Check Backup and Restore model

11:56:05 : Skip Backup and Restore - Emergency mode

11:56:05 : Phone type Compare start

11:56:05 : *****CheckPCSyncPrograms Start*****

11:56:05 : *****Enter Sleep*****

11:56:10 : *****Leave Sleep*****

11:56:11 : PCSyncPrograms Not Found - OK and ready to upgrade

11:56:12 : ****************CheckAndDownload********************

11:56:12 : >>csFilename: US99620F_00.kdz&e=1552841738&h=518bb5272a24802640db7ba3781bfba6

11:56:12 : Version : US99620F_00

11:56:12 : !!*****OpenURL Start*****!!

11:56:12 : [C:\ProgramData\LGMOBILEAX\Phone] Try to delete folder

11:56:12 : RemoveDirectory1 Error(2):C:\ProgramData\LGMOBILEAX\Phone

11:56:12 : ==================LJH log1 ====================

11:56:12 : !!*****OpenURL Start*****!!

11:56:13 : >>csTargetURL: http://pkg03.lime.gdms.lge.com/dn/d...1552841738&h=518bb5272a24802640db7ba3781bfba6

11:56:15 : ĆÄŔĎ »ýĽş ÁöÁˇ

11:56:15 : >>csFilename: US99620F_00.kdz&e=1552841738&h=518bb5272a24802640db7ba3781bfba6

11:56:15 : >>strHttpDownFolder: C:\ProgramData\LGMOBILEAX\Phone\

11:56:15 : CreateFile : C:\ProgramData\LGMOBILEAX\Phone\US99620F_00.kdz&e=1552841738&h=518bb5272a24802640db7ba3781bfba6

11:56:15 : =============HEADER : Range:bytes=0-=====================

11:56:15 : !!*****OpenURL Start*****!!

11:56:16 : *****DownLoad Start***** (Size:2457935354)

12:44:41 : InternetQueryDataAvailable Error(12002)

12:44:41 : Error occurred while downloading phone software file.

12:44:41 : When using wireless or local network traffic full can cause this problem

12:44:41 : Please check Internet connect status.

12:44:41 : =============TAIL : 1330582426=====================

12:44:41 : Receive Size (1330582426/2457935354)

12:44:47 : [C:\ProgramData\LGMOBILEAX\Phone] Try to delete folder

12:44:47 : RemoveDirectory1 Error(145):C:\ProgramData\LGMOBILEAX\Phone

12:44:47 : ==================LJH log1 ====================

12:44:47 : !!*****OpenURL Start*****!!

12:44:47 : >>csTargetURL: http://pkg03.lime.gdms.lge.com/dn/d...1552841738&h=518bb5272a24802640db7ba3781bfba6

12:44:49 : ĆÄŔĎ »ýĽş ÁöÁˇ

12:44:49 : >>csFilename: US99620F_00.kdz&e=1552841738&h=518bb5272a24802640db7ba3781bfba6

12:44:49 : >>strHttpDownFolder: C:\ProgramData\LGMOBILEAX\Phone\

12:44:49 : CreateFile : C:\ProgramData\LGMOBILEAX\Phone\US99620F_00.kdz&e=1552841738&h=518bb5272a24802640db7ba3781bfba6

12:44:49 : =============HEADER : Range:bytes=1330582426-=====================

12:44:49 : !!*****OpenURL Start*****!!

12:44:50 : *****DownLoad Start***** (Size:2457935354)

13:18:43 : Receive OK 2457935354/2457935354

13:18:43 : =============TAIL : 2457935354=====================

13:18:43 : Receive Size (2457935354/2457935354)

13:18:43 : *****CheckWebDownError Start*****

13:18:43 : File Error check OK

13:18:43 : ******Extract Start C:\ProgramData\LGMOBILEAX\Phone\US99620F_00.kdz&e=1552841738&h=518bb5272a24802640db7ba3781bfba6*****

13:18:43 : Model Dll Dir(C:\ProgramData\LGMOBILEAX\Phone\)

13:18:43 : ExtractInfo Error(2)

13:18:43 : Extract cab file error.

13:18:43 : [C:\ProgramData\LGMOBILEAX\Phone] Try to delete folder

13:18:48 : !pUpgrade->StartProcessing ... PostMsg STEP_TYPE_ENV_ERROR

13:18:48 : CLGMobileHttp Class ĽŇ¸ę˝ĂŔŰ.

13:18:48 : CLGMobileHttp Class ĽŇ¸ę...

13:18:48 : Page_Error şÎşĐŔÔ´Ď´Ů

13:18:48 : OnStepMsg STEP_TYPE_ENV_ERROR delete m_pLGCyonUpdate

13:21:39 : =======Cancel button click : m_nStep(5)