You worked hard to put that Excel sheet together, now protect it from unintended damage.

Four ways to protect your Excel formulas (free PDF) If a user inadvertently changes the formulas in your Excel workbooks, all your hard work could go out the window.

If you would like to make sure that your Excel spreadsheet data is secure this guide will show you how to password protect and hide worksheets ...

What if you want to lock some cells on your worksheet but not the entire worksheet? In Microsoft Excel, you can lock a specific cell or cells from people trying to edit essential information in them.

For instance, if a cell in one worksheet has a sales number, you can display that value in another worksheet by adding a reference to that cell.

There are a number of different ways that you can display formulas in Excel. This can be useful when investigating why a certain formula isn’t working correctly or when grading your students’ ...

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions.

You can use Excel to control access to the PDF and prevent unwanted changes to your worksheet. You can also lock specified cells to protect the worksheet.

You can use Excel, Microsoft's spreadsheet program, to store, organize, and analyze data in a number of ways.