If you want the first letter of every word to appear in upper case, you can use the Change style to Title case function.
Select a column containing text for which you want every word to start with an
upper case letter.
In the Functions panel, type Change to title
case and click the result to execute the associated function.
Repeat this action for every column you want to modify.
You have the possibility to output the result of this function in a new column by selecting the Create new column check box.
Every word starts with a capital letter in the selected column.