Formatting date column

[ppr (Peter Preuss)]

looks like the same scenario

While Working on Excel Sheet I am getting time also along with Date , How to remove it?

I am trying it Just wish to know what to pass in DateFormats: All the available string formats followed by the column have to be listed as an array of string.

e.g. reformatting

Activities - Format Cells

Or Prepending Apostroph trick