Can the forms be printed and then deleted or saved as a PDF file format?

Can the forms be printed and then deleted
Or saved as a PDF file format and then be deleted again to create space

Yes, you can take a backup of the submissions and then delete them to clear space.

To delete the submissions, please refer to this guide:

Guide: https://www.jotform.com/help/377-How-to-Delete-Form-Submission-Data

Before deleting make sure you have taken a backup of the submissions as submissions once deleted could not be restored again.

For exporting submissions from each form individually, please follow this guide:

https://www.jotform.com/help/44-How-to-Export-Form-Data-to-Excel

For exporting only some submissions from individual forms, please follow this guide:

https://www.jotform.com/help/73-How-to-Partially-Download-Form-Submissions-as-Excel-CSV-PDF

For exporting all your forms, submissions, and uploaded files, please follow this guide:

https://www.jotform.com/help/374-how-to-export-all-of-your-data-at-once/

Thanks.