1. Log in to your cPanel account.
For instructions on how to log in to your cPanel account, please click here.
2. In the Files section, click the Disk Usage icon.
3. In the Disk Usage section, you'll see the account breakdown of the used storage. Clicking on the blue links will take you to that section of the account.
4. If you scroll down, you'll see a breakdown of the folders, directories and files. You can expand the folders by clicking on the > symbol.
Note: In some themes, you can see a quick breakdown of the account under the statistics panel. (Depending on the theme, it is often on the right-hand side.)