How to add or insert new column in Microsoft excel 2013?
To insert new column in the workbook use any of the two options given below.
Option 1: Click on the column header above which you need a new column and select Insert.
For example, to insert a column before column B, select column B.
In the below image, a new column is inserted in the left of the selected column.
Option 2:
Step 1: Right click on the column header and select Insert.
Step 2: Insert dialog box opens, enable Entire column radio button and click OK.
Below image shows the newly inserted column before the selected column.