Microsoft Excel's Data Validation tool lets you add a drop-down list to a cell based on existing data in a column. However, how this works depends on whether the source data is part of a formatted ...

Microsoft Excel is filled with a number of quick tricks that can be used to make fast changes to multiple cells in a spreadsheet. Clearing all of the data from a column can be time consuming if you're ...

Excel refers to rows by number and columns by letter, starting the first row at one and the first column with "A". For some purposes, this is fine, but you often want to add your own column labels ...

How to remove duplicates in Excel for a single column When you have duplicate data that you want to remove from a single column in your dataset, start by clicking into the column you want to ...