Figure A We’ll add a data validation control to this sheet. Click the Data tab, and then, click Data Validation in the Data Tools group. In the resulting dialog, choose List from the Allow dropdown.

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Data Validation in Microsoft Excel allows users to control the type of data entered into the worksheet. It picks from a list of rules to limit the type of data that can be entered into a cell.

Go to Data on the Ribbon, and in the Data Tools group, choose Data Validation. The Data Validation window that pops up allows you to set your criteria in many ways. For our example, choose Whole ...

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In Excel 2007, click the Data tab and choose Data Validation from the Data Validation option’s drop-down list (in the Data Tools group). Click the Settings tab.

How to edit a drop-down list in Excel that was entered manually 1. Under the Data tab, click on Data Validation. 2.