bst dongle Product firmware version is outdated or invalid, please update firmware

Every time when i open bst program that say Product firmware version is outdated or invalid, please update firmware after update is working fine but when i open program again i face same problem
Here is the screenshot  i will post its solution soon

But bst team say

Download latest version install and then install it.

Latest install: BST Dongle - Installer Mirrors & Install Instructions

Best Regards
GsmBest Team

But not solved problem