LG G5 repair boot ??

hello bro

plz haw to repard boot lg g5
may pc detected as "Qualcomm...9008" device,
Qualcomm MSM8996 UFS loaders

but not coected

Model Settings:
Interface : USB
Core : Qualcomm MSM8996
Loader : QLoader_v1

Connecting...
Sending loader... Failed.