To UPPER Case：All words in selected cell will be changed to upper case.
To lower Case：All words in selected cell will be changed to lower case.
Start Each Cell With Upper Case：Capitalize the first letter of the cell.
Start Each Word With Upper Case：Capitalize the first letter of each word. If There are many words in a cell, the first letters of each word will be capitalized.
Start Each Sentence With Upper Case：Capitalize the First letter of each sentence. If there are many sentences in a cell, the first letters of each sentence will be capitalized.
Don’t change the follows words：If you want some proper noun, abbreviation etc. are not be changed, you can define the word in the edit box. In the process of the convert, the words would remain the same. More words can be separated by commas.