How-To Geek on MSN
How to use the MAP function in Microsoft Excel
Row precision vs. Aggregation errors: MAP is the best way to use "greedy" functions like AND or OR in a single, dynamic ...
AI Copilot in Excel helps clean dates, split columns, and add currency formats, so you save time and make faster, clearer decisions.
How-To Geek on MSN
Excel's UNIQUE function can't skip columns—unless you use this trick
Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.
Today is Microsoft' 2026 Patch Tuesday with security updates for 114 flaws, including one actively exploited and two publicly ...
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