The LOWER function to convert a normal text into upper case text.
In simple words, it converts a normal text case into a text in which all the letters are in lower case. For example, “EXCELCHAMPS” or “ExcelChamps” will be converted into “excelchamps”.
In the below example, we have compared lower case, upper case, proper case, and sentence case with each other. A lower case text has all the letters in a small case compared to others.
This function is the part of the list of Excel’s top 100 functions [with examples] and from here you can also learn some amazing formula tips.