Honest Mobile

Want to use Smart SIM as a backup to your main SIM? Follow the steps below, to ensure your phone automatically switches to the Smart SIM when your Primary SIM loses all signal.

Under Mobile Data set your Primary SIM as the first priority.

Under Default Voice Line set your Primary SIM as the first priority.

Toggle Allow Mobile Data Switching on (if your Primary SIM is also an eSIM, this will only work for iPhone 13 and later.)

1. Tap on Settings
2. Tap Mobile Service
3. Under Mobile Data set your Primary SIM as the first priority.
4. Under Default Voice Line set your Primary SIM as the first priority.
5. Toggle Allow Mobile Data Switching on (if your Primary SIM is also an eSIM, this will only work for iPhone 13 and later.)

If you’re having issues with the above, please get in touch with our friendly support team. We'll be with you in under 30 seconds 💬

A guide on how to set your Smart SIM as the backup connection on your iOS device

How to set your Smart SIM as your backup connection (iOS)

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