In Settings → Mobile Print (Illus. below) on your iOS device, you can set up the following:
Reset
All settings will be deleted with next app start.
Update configuration
The app will connect to TPNS (https://api.thinprint.com/tpns) with its next start. It will download Mobile Session Print server’s (new) connection settings. This is, for example, required after an update installation of Mobile Session Print.
Mobile Session Print app settings (example)