Yes you can.
- Click on the "Classes" button on the main menu
- Select the Class you wish to update
- Inside the Class, click on the "Edit" button in the top right hand corner of the page.
- Upload the file you wish, you can use a plain image file (or an animated gif if you prefer)
- Save your changes by clicking the "Update Class" button at the bottom of the page.
- Your class background is now customized!
If you have any questions, or require further assistance, please click here to create a support ticket.