Bill Jelen

With @msexcel now offering a native choice between @AnthropicAI Claude Opus 6.3 and @OpenAI GPT 5.2, I show how that Hanks Pizza Copilot commercial would have given even better advice by choosing Claude. youtu.be/HtgXkOFto3U

@ZackKorman Dear Zack: “SUM the numbers that I refuse to show you.” Why would I expect you had any hope of solving it?

Copilot in Excel is a global financial crisis waiting to happen.

Microsoft Excel turns 40 on September 30, 2025. To celebrate, I’m giving you 40% off any e-books in the MrExcel Store.Use code excel40 at checkout before midnight, September 30. mrexcel.e-junkie.com

#Excel turns 40 today! While waiting for the hot new Agent Mode to build an inventory tracker, I created this Excel at 40 song: youtu.be/BYekZx123Us

This is a nice #Excel mousepad full of shortcuts: amzn.to/45Fi1up

I call it the AutoSum. It is one of the top 5 Excel commands. What are the weirdest names you've heard workers use for this icon?

🚨 Excel update alert! 🚨 PivotTables now auto-refresh in the Insiders Fast build! No more clicking “Refresh”—data changes update your PivotTable instantly. 🙌 ✅ Real-time updates ✅ Handles new rows ✅ Works across shared caches Game-changer! 🔥 youtu.be/MqXDGqEzlkU

Train Your Own GPT will get you up to speed with Custom GPTs that think and write like you. books.by/holymacrobooks…

Built a Copilot agent to search 2,500 MrExcel videos. It works… until it doesn’t. Finds results, builds table — then forgets how to Insert to Excel. Icon broke it. Clipboard is the fallback. Feels 90% done, 100% maddening. 🎥 youtu.be/q2zNvkPslng Am I just holding it wrong?

Built a custom GPT in ChatGPT — works flawlessly. Copied it into Copilot Studio — same setup, but… nothing works. Why? Provisioning delay? File type issues? Broken insert? 🎥 Flawed insight, in-progress debug: youtu.be/SUEpXZYJrVU

Do you have that annoying little Copilot icon that follows your cell pointer around in #Excel? Kill it for good: youtube.com/watch?v=aQmvti…

Always an exciting day when a new book arrives. Here is my 69th book. It is now available at Amazon: amzn.to/3DX6TyN

Let's hear it... have YOU ever used Excel for holiday meal planning? In today's video, Katie suggests letting Excel randomly assign side dishes with mixed results. youtu.be/esoT_mmWQx4 What features are in YOUR holiday planning spreadsheet. Let me know below.

AR: Big check arrives, but which invoices are being paid? NEW solution, one formula, using Python in Excel makes this fast and easy. youtu.be/6IohCo5KP9Q

Highlight the active cell in Beta. View, Focus Cell. Choose one of 10 colors. The highlighting is above the grid, below the drawing layer. It does not destroy any existing formatting. And, it is fast. Short video demo: youtube.com/shorts/UO2cy41…

The SEC numbers were all text due to a weird character! 🤯 How did Copilot get the right answers with this mess? Learn how to fix Character 160 Non-Breaking Spaces in today’s video! 💡📊 #ExcelTips #Copilot youtu.be/en396l4v6-I

Copilot in OneDrive runs circles around Copilot in Excel!? youtu.be/XgCH0znIHpA

Microsoft announces Copilot with Excel with Python in beta. Amazing 3-minute test spin: youtu.be/RIwztdt0_uU

Groundbreaking change to #Excel range referencing: Far more efficient youtu.be/yN8bs5f-MGg

Pie Charts: Excel Copilot might not be a fan! 🚫 Here's a first look at Copilot in Windows versions of Excel. #Excel #DataVisualization #ExcelCopilot youtube.com/watch?v=Aucr_q…