You probably aren't using Windows 11 to its full potential. We reveal the Copilot AI features, customization tips, File ...

If Excel is not using threads efficiently, calculations may take a long time to complete. Learn how to speed up calculating threads in Excel.

Use dynamic arrays and tables for fast, scalable cascading drop-down lists in modern Excel.

Excel automations cover auto-updating charts, deadline flags, and smart links; Ctrl+T table charts expand as new rows appear.

Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.

Microsoft has removed App Skills from Excel's Copilot after users found multiple AI entry points confusing, now consolidating them into a single interface.

Dark Mode has its drawbacks. For example, the worksheet grid usually remains white. You can choose Black under Office Theme, which activates a Dark Mode toggle in the View tab of your Excel ribbon.