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

How to Convert Trailing Spaces in Excel. In Microsoft Excel, removing spaces from the end of the text in a cell to clean up company data takes one step when you use the TRIM function, which lops ...

Excel's Trim function will remove all but one space between words; however, it cannot remove non-breaking spaces – this requires a combination Excel's Substitute and Trim functions.