Before you add any calculations or checkboxes, you need to tell Excel that certain columns (in my case, columns D, F, and G) will output a time by changing the data type for these cells.

Want to highlight Cell or Row if a checkbox is selected? We show you hHow to highlight a Cell or Row with a Checkbox in Excel.

Tgood37 asked the Answer Line forum how to add checkboxes to Excel spreadsheets, and make sure that checking a box will have an effect.

A check mark box in an Excel spreadsheet is handy for ticking off items, but it can go much further. Excel check boxes can trigger calculations and provide visual indicators. For example, in ...

Adding a Check Box When you switch to the Developer tab in the Microsoft Excel Ribbon and locate the Controls group, you can click on the "Insert" item to open its drop-down menu.

Insert interactive check boxes into your list Once your task database is ready, add check boxes to make your list interactive. Microsoft has made it easier to add check boxes to your sheet.