How to Delete All Unprotected Cells in Excel Spreadsheet. Protecting cells in your Microsoft Office Excel 2010 spreadsheet is a good idea because it enables other people to view the spreadsheet ...

In this guide, we'll show you the different ways to reduce the size of a Microsoft Excel spreadsheet to make it easier to share and store.

If you're using Excel offline, or just prefer to take a more direct role in deleting the cache, the process is a little longer, but still fairly simple. Switch to the File tab in Excel.

If your Excel file has a text or image watermark and you do not want it on the printed copy of your Excel sheet, you can remove it!

If your spreadsheet has a lot of unwanted duplicate values, you're not stuck with them. You can remove them. We'll show you how to remove duplicates in Excel.

How to Delete Functions in Excel. Excel uses the Visual Basic for Applications (VBA) language to generate functions used within the spreadsheet.