Here, customers will have the option to manually enter information or scan a QR code that their carrier has provided to add a new cellular plan. Users can adjust the settings to maximize their experience after both SIMs are activated. Thepci slots full form iPhone 15 makes it simpler to determine which number is being used for calls or messages by allowing users to label each line with labels like "Personal" and "Work.". Users have additional control over how they handle their communications by selecting their default line for voice calls, messages, and data usage. A wide range of people can use dual SIM functionality thanks to the user-friendly interface, which makes it easy even for non-techies to navigate these settings.