A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data
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Hi DJ,
First, some honesty that will save you time: Excel has no built-in calendar picker for cells. The old ActiveX date picker only works on 32-bit Excel, which is why chasing add-ins gets messy. And on the add-ins you installed, those open as a side panel (Insert > Add-ins > My Add-ins), they don't attach to cells, plus there's currently a known issue where store add-ins fail to load at all. So skip that route entirely.
The clean way to get a date drop-down in every cell of a column, with nothing to install:
- On a spare sheet, type your start date in A1 and drag the fill handle down to create a list of dates (or in Microsoft 365 just type =SEQUENCE(365,1,TODAY()) in A1 and format the column as Date, that spills a year of dates automatically).
- Go back to your main sheet, select the column where dates go.
- Data tab > Data Validation > Allow: List > in Source, select your date list range > OK.
Done. Every cell in that column now shows a drop-down arrow with your dates, and you can hide the helper sheet.
One bonus that's often faster than any drop-down: click a cell and press Ctrl+; and Excel types today's date instantly.