As of November 2024, updating the IMSI on your Smart SIM is no longer required.
Only change your IMSI settings if specifically instructed by the Support Team.
Got yourself a Smart SIM? Here’s how to update its IMSI (International Mobile Subscriber Identity) settings and make sure everything on your iPhone is set up correctly.
Step-by-step guide 🔢
Tap on the Settings app
Tap on Mobile service & and select your Smart SIM
Look for an option called SIM applications
Tap on Telnyx
Tap on IMSI Selection Menu
*Tap on 22201 - Sparkle
(You can confirm this has updated by seeing the asterisk (*) alongside it.)Confirm Data Roaming is enabled on your new Smart SIM
You should now be able to connect to the other networks 🎉