You can easily convert the first letter of each word to uppercase by following these steps:
- Open your file in Text Editor.
- Press "CTRL + H" to open the "Find and Replace" window.
- In the "Find" textbox, type ^(.)
- In the "Replace with" textbox, type \u\1
- Check the "Regular expression" box
- Click on the "Replace All" button
All lowercase first letters will be converted to uppercase.