If Excel is not highlighting cells in the formula, read this post to know how to fix the issue. The default behavior of Excel is to highlight the cells that are part of a formula when a user ...

Enable the Auto-Calculate option. Disable Show Formula option. Check the cell format. Check if the formula is entered correctly. Check for Circular References in the spreadsheet. If the spreadsheet ...

Protecting cells in your Microsoft Office Excel 2010 spreadsheet is a good idea because it enables other people to view the spreadsheet but prevents them from modifying your data and formulas.