Select all the relevant cells, and in the Data tab, click the main part of the split "Data Validation" button. Then, click ...
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How to tidy up Excel spreadsheets

Messy Excel data can be a huge time-waster and a major roadblock to getting real insights. When you deal with an Excel ...
Have you ever found yourself staring at a sprawling Excel spreadsheet, overwhelmed by rows and columns of data that seem impossible to manage? You’re not alone. Despite its reputation as a workplace ...