How to Make Colors Change With Validation in Excel. Excel's conditional formatting tool applies formatting depending on cells' contents. Validation rules can change cells font, style, size or border.

If someone makes a questionable change to an important section in a shared workbook, you can discover who did it if you use Excel's track changes feature. After you activate it, the program logs ...

To change Gridline color in Excel, use Excel Options, apply a custom-colored border to the cells, or apply a custom line color. Full details here.

When you edit a cell in the Track Changes mode, Excel outlines the cell in blue and puts a blue triangle in the upper-left corner. And when you position the mouse pointer over the edited cell, Excel ...

The default active cell format in Microsoft Excel isn't all that easy to see, but you can use this easy-to-implement code solution to change that.