The WPS button is known to have "issues" but beyond that, WPS is known to have securiy issues on its own.
Why not just do a manual setup and be done with it?
As to none of your devices being able to connect via wifi, did you attempt to change the security encryption type in the Hughes Modem?
If you are going to "network" it is helpful to arm yourself with some degree of knowledge, You could have posted here in the Community for assistance or a quick Google search would have at the least provided you with enough info to have framed your issue/question in a manner that would have allowed you to post your question in a manner that would have allowed your fellow users to respond.
WPS is no way to set up a new device on an established network.