Learn how to clean up mixed case text using proper, lower and upper functions in Excel. Change case of text with capitalize first letter (also known as camel case). And remove white spaces. =PROPER(TRIM(A3)) Change case to all capital letters, and remove extra white spaces. =UPPER(TRIM(A3)) Change case to all small letters (lowercase), and remove extra white spaces. =LOWER(TRIM(A3)) #shorts #short #shortvideo #fyp #excel #microsoft #tiktok #fypシ