LG G3 Repair Dead Boot Without Any Jtag Box

Unbrick LG G3 Stuck in Qualcomm hs-usb qdloader 9008 mode
Unbrick / Recover Dead LG G3 from Qualcomm 9008
How To Unbrick Hard Bricked LG G3 All Variants
1 - Download LG G3 Unbrick Firmware 

LG Unbrick LG3 Boot 

2 - Download LG G3 USB Drivers
G3 Drivers
3 - Download Flash Tool SmartBootDiagv

SmartBootDiagv1.3.1
- Connect Phone To USB 
4-  Run Smart Boot Diagnosis Tool

5 -  Select Model Info and Press yes
6 -  Check Anti-RollBack Result
7 - If Failis Over 1 Item Select yes
8 -  Select The Recover Folder
9 -  Select Ok
1 0 - Flash Started
List of Supported Model :
LG AS990
LG D850
LG D851
LG D857
LG D858
LG D858HK
LG D859
LG L24
LG LS990
LG US990
LG VS985