This has been happening to us as well. Every time I deselect more than 1
or 2 devices in ShipStation Connect, all the devices end up disappearing
completely. I have to sign out of ShipStation Connect on my desktop to
reset everything and have them sh...
ShipStation comes with a free Stamps.com account. You'll only be
prompted for billing info when you create your first Stamps.com label.
You should already be able to disable the services you don't need.