You can easily find all your duplicate values in a column with a simple formula and 2 Excel functions; FILTER and COUNTIF


The COUNTIFS function in Excel works like a filter. It returns the number of rows you have in a worksheet based on one or more criteria.


In Excel, you can change the color of the weekend in your workbook by creating your custom rule in the conditional formatting tool.


The COUNTIF function returns the number of rows within a range according to a criteria. Many situations are possible.