Learn how to Circle Invalid Data in Excel. We also show you how to remove Invalid Data, and validate and approve the circled data.

Learn how to turn off Dynamic Data Exchange in Excel using this guide. Disable DDE Server in Excel using Options, GPEDIT, and REGEDIT.

Excel Online supports sorting by multiple columns. How to sort by two columns Grouping is a common database task, and sorting by multiple columns is essentially the same thing.