Follow the steps below to create a drop-down list using data validation in Excel. If you want to add a message pop up, you can click the Input Message tab and check the checkbox for “Show input ...
Microsoft Excel is a power-packed program with some of the best tools for people working in data-related fields. It provides users with a seamless blending of advanced calculations, pivot tables, ...
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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.
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