Use Find and Replace: press Ctrl + H, type a space in Find what, leave Replace with blank, and click Replace All
Remove leading and trailing spaces with the TRIM function: `=TRIM(A1)`
Remove all spaces with the SUBSTITUTE function: `=SUBSTITUTE(A1,” “,””)`
Remove nonbreaking spaces with: `=SUBSTITUTE(A1,CHAR(160),””)`
Split text into separate cells using Text to Columns
Use Flash Fill to automatically remove spaces based on an example
Use Power Query to trim or clean spaces from columns
Use the TRIM function combined with CLEAN if needed: `=TRIM(CLEAN(A1))`