Please help.!!!!can not flash kdz files using flash tool 2014!!! topic

Dear Aspirant,
My LG g2 F320L shows a critical error while tried to switch on. Trying to flash kdz files using lg flash tool 2014 but stucked at 73% always. I Have changed the port to com41. Still same problem. anyone can help or suggest me...? Pls need help.

Please help me out

Thanks