Drop down calendar in multiple cells (column)

[Makapapp]

I am trying to enter a calendar in multiple cells in the same column. I was able to enter a working calendar into the top cell but the remaining cells calendar's would not operate. Thanks.

[MarvinP]

Hi Makapapp and welcome to the forum,

See if you can make this one attached work for you. Leith Ross was the creator and has given it to all who might use it. Give him rep if it works for you.