Year/Month/Day function not working for number

[lyk12]

Hi,

I met problems when using year/month/day functions.
In excel Year(44406)=2021,Month(44406)=7, Day(44406)=29.
however, toolgood will give out strange values.

btw, I want to say the toolgood is excellent, really good.

thanks,
lyk

[toolgood]

This problem has been fixed!