
Find and remove duplicates - Microsoft Support
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 …
Filter for or remove duplicate values - Microsoft Support
On the Data tab, in the Data Tools group, click Remove Duplicates. Select one or more of the check boxes, which refer to columns in the table, and then click Remove Duplicates.
Filter for unique values or remove duplicate values
On the Data tab, select Remove Duplicates. In the Remove Duplicates dialog box, unselect any columns where you don't want to remove duplicate values.
Keep or remove duplicate rows (Power Query) - Microsoft Support
Removes all rows from a Power Query table, in the Query Editor, where the values in the selected columns duplicate earlier values.
How to compare data in two columns to find duplicates in Excel
You can use the following methods to compare data in two Microsoft Excel worksheet columns and find duplicate entries.
Count unique values among duplicates - Microsoft Support
How to count the number of unique values in a range that contains duplicate values in Excel.
Remove subtotals in a list of data in a worksheet
Remove calculated subtotal rows from a worksheet and remove subtotals from a PivotTable in Excel.
Manage duplicate contacts in Outlook - Microsoft Support
Learn how Outlook helps to prevent duplicate contacts and how to remove any duplicates that occur.
Duplicate data in a column or row in Excel for Android
Duplicate data in a column or row in Excel for Android Applies To Excel for Android tablets Excel for Android phones Select an entire row or column and on the contextual menu, tap Copy .
Delete files or folders in OneDrive - Microsoft Support
You can delete specific files or photos on Microsoft OneDrive, or you can delete entire folders and all the items in them. If you need to, you might be able to restore deleted files from the …