There’s no built-in duplicate rule for Excel’s Data Validation feature, but you can combine the feature with the COUNTIF() function to get the job done. To do so competently, you need to know ...

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 ...

1] Enter Data Validation Details. Open the Microsoft Excel file, select the cells you would like to limit. Go to the ‘Data’ tab located on the Ribbon menu. Under the ‘Data Tools’ select ...

Excel for the web supports custom formats and data validation. How to determine requirements in Excel Phone numbers have 10 numeric digits and generally use the (xxx) xxx-xxxx format.

Whether you've recently taken a Microsoft Excel course or you want to check that you're up-to-date with the program's latest ...

Data Validation is a feature in Excel that allows users to pick from a list of rules to limit the type of data that can be entered into a cell. Follow the steps below to create a drop-down list ...

An curved arrow pointing right. Data validation in Excel allows you to create drop-down menus right inside individual cells. You can also restrict the types of values entered into different cells ...