Chris Menard is a Microsoft MVP. He is certified in Excel, Word, Outlook, and PowerPoint. His YouTube videos have over 25 million views.
Microsoft Excel
Can Microsoft Copilot accurately calculate your federal taxes? I put it to the test by first walking through a manual tax calculation in Excel using the 2025 federal tax brackets, then asking Copilot the same question to compare results. Part 1: Manual Tax Calculation in Excel The process starts with
Microsoft Excel
Excel's Formula Completion feature can write formulas for you. Just press the equal sign, and Excel suggests the formula based on your data and column headers. In this tutorial, I demonstrate how it works by tackling a common challenge: extracting zip codes from messy address data where the
excel
If you model investments in Excel, the future value function is one of the most useful tools you have. The problem is a small but common mistake: dividing an annual return by 12 to get the monthly rate. That shortcut breaks the math when compounding is involved, leading to a
excel
If you've wrestled with CSV files that open in Excel but look wrong, or spent time in Power Query to coax dates and columns into place, there's good news. Excel now includes two new functions that let you pull file data directly into a worksheet with
delta-companion-certificate
If you hold a Delta credit card that includes a Companion Certificate, this guide explains exactly how to use the Delta Companion Certificate to book a discounted second seat. I walk through eligibility, the booking flow, examples of pricing mechanics, and common pitfalls so you can redeem yours with confidence.
treasury-bills
Purchase T-Bills from Treasury Direct directly from the U.S. Treasury to earn higher returns than many bank accounts, avoid brokerage fees, and manage short-term cash with predictable safety. This guide explains what you need, how the process works, and the practical steps I follow to buy Treasury
Microsoft Excel
If you have a column of raw seconds in Excel — from video durations, call logs, workout times, or data exports — you need the right formula and formatting to display them as actual time values. Chris walks through the correct approach and explains why the obvious method doesn't work.
microsoft-teams
I noticed three small but powerful updates in Teams: Three New Features December 2025 that have already changed how I work across multiple monitors. These updates let me pop core apps out of the sidebar into separate windows, keep Teams visible while I work in other programs, and find images
OneDrive
I rely on OneDrive every day, and the OneDrive Recycle Bin is one of those quiet lifesavers most people forget about until they panic. Whether it's a Teams meeting recording that a policy removed after 60 days or a spreadsheet I accidentally deleted, knowing how the OneDrive Recycle
excel-formulas
What I'm trying to solve 🧩 I had a column of 100 order lines, with each line beginning with the product name, then the order date, then the customer name. My goal was simple: show each product only once. Duplicate products appear throughout those 100 rows, and the product
Microsoft Excel
Microsoft 365 Copilot Chat now has a "Think Deeper" mode designed for complex, multi-step problems. I demonstrates it with a real financial scenario: calculating investment returns and projecting future account values with different contribution amounts. The New Modes in Copilot Chat Copilot Chat offers multiple processing modes.
Microsoft
When you delete a file from OneDrive, it doesn't disappear immediately. Files move to the OneDrive Recycle Bin first, where they stay for 93 days before permanent deletion. Knowing how the recycle bin works — and that there's a second-stage safety net — can save you from