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.
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 ...

For January, Patch Tuesday starts off with a bang

The latest update from Microsoft deals with 112 flaws, including eight the company rated critical — and three zero-day ...

Microsoft January 2026 Patch Tuesday fixes 3 zero-days, 114 flaws

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

How The 5% Rule Quietly Changed My Dividend Growth Strategy

My investment approach has shifted from yield-centric to growth-focused. Read how the 5% Rule can function as a strategic ...