How to hide a pivot table column when some of the values are NULL?

[Haritha]

In the below qvf file 02/2020 is showing 2 null values. Please suggest how to hide 02/2020 ?

[Or]

Why would you hide this column? It has values in it...

If you don't want this to be displayed, write your formula(s) in a manner where all of the rows for this column value are 0 or null, and then hide 0/null rows.