Row precision vs. Aggregation errors: MAP is the best way to use "greedy" functions like AND or OR in a single, dynamic ...

Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.

AI Copilot in Excel helps clean dates, split columns, and add currency formats, so you save time and make faster, clearer decisions.

Today is Microsoft' 2026 Patch Tuesday with security updates for 114 flaws, including one actively exploited and two publicly ...

With Windows 10 no longer receiving support, it has become an easy target for hackers. That doesn't mean you have to upgrade ...

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know. Our team tests, rates, and reviews more than 1,500 products each year to help ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in ...

We list the best free office software, to make it simple and easy to use a free alternative to Microsoft Word. That dominance, however, doesn’t mean Microsoft 365 is the right solution for everyone.

TL;DR: If you're looking for a powerful productivity suite without recurring subscription fees, Microsoft Office 2021 is available for just $35 for a limited time, an incredible deal. This offer ...