How to back up your phone to your SIM card
How to back up your phone to your SIM card from my iPhone 12
How to back up your phone to your SIM card from my iPhone 12
You can’t back up to a SIM card; iPhones store no data on SIM cards. You can back up to your computer or to iCloud→How to back up your iPhone, iPad, and iPod touch - Apple Support
You can’t back up to a SIM card; iPhones store no data on SIM cards. You can back up to your computer or to iCloud→How to back up your iPhone, iPad, and iPod touch - Apple Support
You can not. There is no user data stored to a SIM a card in an iPhone.
How to back up your phone to your SIM card