Select Data > Remove Duplicates, and then under Columns, check or uncheck the columns where you want to remove the duplicates. For example, in this worksheet, the January column has price …

To remove duplicate values, select Data > Data Tools > Remove Duplicates. To highlight unique or duplicate values, from the Home tab, use the Conditional Formatting command in the Style group.

Note: You cannot remove duplicate values from data that is outlined or that has subtotals. To remove duplicates, you must remove both the outline and the subtotals first. Select one or more of the check …

Removes all rows from a Power Query table, in the Query Editor, where the values in the selected columns duplicate earlier values.

Or, if you want to remove duplicate rows, you can quickly do this by using the Remove Duplicates dialog box. At other times, you may need to manipulate one or more columns by using a formula to convert …

How to count the number of unique values in a range that contains duplicate values in Excel.

Learn how Outlook helps to prevent duplicate contacts and how to remove any duplicates that occur.

Learn about the UNIQUE function, which returns a list of unique values in a list or range. UNIQUE is in a class of functions called dynamic arrays.

You can use the following methods to compare data in two Microsoft Excel worksheet columns and find duplicate entries.

After you locate duplicate records, you can either edit or Delete duplicate records with a query. To locate duplicate records from multiple tables, create a union query.