How do I delete submission uploaded files to get more space?

I have deleted the uploaded submissions but I don't know where to delete the files.  My account is over the limit and not resetting.

Hi,

You can solve this problem with easy 2 steps:

1. Click the Trash button on the dashboard's left menu.

In the trash section you will see the deleted data.

2. Click the Purge button as shown below:

Please let us know, if you need further assistance.