If you're having trouble connecting your GSM-enabled iPhone to data network with our TextNow service, you may need to update your iPhone's carrier settings. Here's how!
1. Make sure your iPhone is connected to WiFi.
2. On your iPhone, go to your main Settings app > General > About
3. The phone should prompt you to do a Carrier Update to version 27.2.
4. After the update is complete, reboot your iPhone.
Once you've completed the carrier update your iPhone will connect to our TextNow service without the need for WiFi.