I would like up upload a W( form on to this application. Is that possible

Hi, are you referring to the Upload File field? If yes, please check these guides related to File Upload: 

How-to-Create-File-Upload-Forms
How-to-Change-the-Allowed-File-Types-Extensions-in-the-Upload-Field
Changing-the-File-Upload-Size-Limit 

If this not what you mean, please provide more details about the issue so we can assist you properly. 

Let us know if you have any questions. Thank you.