This is often because Excel's Remove Duplicates tool may consider two duplicate values to actually be unique values instead, usually because of some underlying difference in formatting or another ...

2] Remove dashes in Excel by using the Find and Replace method This method does not work if a particular format is already applied to your cells, say SSN (Social Security Number) format.

Choose your desired color format for emphasizing duplicates and confirm with OK. There are several different methods to handle the duplicates, but using Excel's built-in tool is the easiest.

Excel will instantly apply the chosen formatting to any duplicate values within your specified cell range, making them stand out. The conditional formatting clearly shows us that four transactions ...

You can prevent Excel from converting numbers to scientific notation. This post shows how to remove scientific notation in Excel.

Formulaic conditional formatting rules in Microsoft Excel can be tricky, so learn how to avoid a common mistake.