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

Q. I use Excel to do traditional linear forecasting, but I would like to upgrade to exponential smoothing for more accurate forecasts. Is there a way to do this in Excel? A. Accurate forecasting is ...

If you’ve ever doing an assignment for work or study that requires you to display information about a country, you could manually search for it and type it out in Microsoft Excel, but that would be ...

The Manage Data Model button may be missing for several reasons. You might be using an unsupported Excel version, such as Excel for the web or a one-time retail ...

When working with tables, Excel’s Total Row feature automatically uses SUBTOTAL for accurate calculations. SUBTOTAL also has a feature under the data ribbon, in outline, which enables automatic ...

On Monday, Anthropic announced Opus 4.5, the latest version of its flagship model. It’s the last of Anthropic’s 4.5 series of models to be released, following the launch of Sonnet 4.5 in September and ...

Reading the responses to last week’s Do You Use It? poll about browser tab management caused me to think a lot harder about why tabs exist at all, the motivation ...

In this post, we’ll show you how to convert a PDF to Excel for free using Copilot AI. Microsoft Copilot is a powerful AI assistant that helps streamline your day-to-day tasks. From summarizing sales ...

Q. Could you explain how the AGGREGATE function works in Excel? A. AGGREGATE is possibly the most versatile function in Excel. Think of it as an advanced version of the SUBTOTAL function that offers ...

Firefox Containers let you isolate your websites from other containers. Each container is a separate space with its data. To enable and use Firefox Containers, you need to install the Firefox ...

When working in SIRI dashboards, you have the option to add a subtotal or row-level grand total on any column that has calculated fields. This allows the display of subtotals and row-level grand ...