You can remove leading, trailing, and extra spaces between characters and numbers in Excel using TRIM(), SUBSTITUTE() or Find and Replace.

Use the SUBSTITUTE () function to remove non-printable characters in Excel Excel offers a CODE () function which returns the ASCII code for a given character.

Open your spreadsheet in Excel and locate the cells containing the whitespace that needs to be removed. Use the Trim function to remove whitespace created from normal spaces.

You can use Replace to remove a space from the cells in a row or column if they contain no spaces you want to preserve. Restrict Replace to your selected cell range by using the Replace options.

Finding and removing blank spaces and rows in Excel is easy and can be done by using the "Find & Select" feature. Here's how to delete blank rows in Excel on a Mac or PC.

Look for extra spaces in your values' cells. If your duplicate values have extra spaces in their cells, those spaces will also cause the Remove Duplicates tool to consider them to be unique values.