Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Discover 17 new Excel features and functions for 2026, so you track edits and data faster. Including auto-refreshing pivots ...

To make the most of the UNIQUE function, you should make sure your array is in an Excel table. By using a table name rather ...

With the functions I'll discuss here, you can make data cleanup much easier in Excel. They allow you to extract, style, split, and join text to get what you need without wasting hours doing it ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Erika Rasure is globally-recognized as a leading consumer economics subject matter expert, researcher, and ...

Britain's media regulator launched an investigation into Elon Musk's X on Monday over concerns its Grok AI chatbot was creating sexually intimate deepfake images in violation of its duty to protect ...

If it's over existing data, Excel will ask you first if you want to proceed. Press the Ctrl key before you drag it to copy the data to the new spot so you get a duplicate. If you hold down the Alt key ...