Excel Add-Ins are applications written by independent programmers that provide enhanced capabilities for the primary software. Here's how to install, manage, and choose the best Add-Ins available.

You can insert or add Header and Footer in Excel spreadsheet using this tutorial. Insert page number, current date and time, etc.

Understanding Excel's date and time serial numbers can help in calculating differences between dates, adding days, adjusting times, and more.

Excel macros let you automate repetitive tasks for substantial time savings. Here’s how to put them to work for you.