How to add new tab / sheet in MS Excel 2013?
To add new worksheet / tab in the excel file, do the following options.
Option 1: Click the Plus(+) icon in the worksheet tab.
Option 2:
Step 1: Right click in on the existing worksheet and select Insert.
Step 2: Insert Dialog box opens, click Worksheet and hit enter.
New sheet will be inserted as given in the below image.