How to fill in the Excel Calendar template month-by-month?

Hello

I'm using one of Excel pre-built template (Calendar creator (any year). I've typed in 2018 in the designated cell, but only January has filled in. How do I fill in the remaining months. (See snapshot below)

Thanks

xl_CALENDAR.jpg

Hello and welcome to the forum.

I downloaded it and it is working as intended for me.

See attachment.