Changing a package for any cPanel user is very simply and can be done on WHM panel.
- Log in to WHM panel;
- Choose the button “Account Functions” on the main menu;
- In the next menu choose “Upgrade/Downgrade an account” button;
- Choose a user from the list and press “Modify”;
- You will be able to see package list and choose a new one. Then press “Upgrade/Downgrade” button.
The package is changed immediately.