Find duplicate with a formula in an excel report

ITIL Reporting

This formula allows me to find either a duplicate or an unique value.

When I use the formula ?

To find duplicate values.

How to use the formula ?

The formula in this topic is with "," so depending of the operating system of your PC, the formula should have ";" instead of ",".

How is/are the formula(s) ?

=IF()

=COUNTIF()

Put this formula:

=IF(COUNTIF(A:A,A2)>1=TRUE,"duplicate","unique")

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