Change computer galletto 2 can’t use, why?

After you install the software ready, i can use it, but after i change the computer time to the present day, i cannot open it, what should i do?

For FGTECH galletto v54, normal working time is 2013.1.1-2013.2.15, please change your computer time to 2013.1.1, then use the USB fix tool software to fix your software (Detailed way see part, then you can use it normally.