Hey @Anonymous_Inves, welcome to the seller community and sorry for the frustration with this. It sounds like you're set up with the Chip Card Reader, is that correct? If so, the troubleshooting tips in this article may help resolve: Square Chip Card Reader Tips and Troubleshooting.

If not, feel free to reply here or let our Support Team know—we'll be sure to get to the bottom of this either way.