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Excel security is a myth: Passwords and hidden rows won't save your data, but this will

Excel is designed for transparency and calculation, which is exactly why it's so bad at keeping secrets. It offers plenty of ways to keep your data out of sight, but don't mistake those for actual ...
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Everything you need to know about drop-down lists in Microsoft Excel

From simple lists to dynamic spill ranges and cascading menus, Excel drop-downs offer flexible control over data entry.