SantoshK1857223
Mega Sage

Hi Neha,

Please find how you can add days:- 

var gdt = new GlideDateTime("2011-08-31 08:00:00");
gdt.addDays(-1);
gs.print(gdt.getDate());

Output:- 

2011-08-30

Please mark answer correct if it helps you.

Thanks

Santosh