Novatech C15B BIOS Update

Hi. I have C15B laptop. It runs W10 and Intel(R) Core™ i5-4210M CPU @ 2.60GHz 8+8 16GB RAM.

I want update my BIOS but i cant find new BIOS update files.

The current BIOS version details:
BIOS Version: 702
VBIOS Version: Intel(R) GOP Driver [5.5.1033]
EC Version: 2300000F16
ME FW Version:

I don’t know update with .exe file. I’m running as administrator, it’s not responding and crashes at the loading screen.