Go through these tips and settings to make the most of the two SIM lines on your iPhone and ensure you have the best data and voice call experience. All recent iPhone models support setting up multiple SIM cards . I have set two on mine: one main number for all calls and data, and the other a secret number I use only for my bank accounts and occasionally for backup cellular data. I know people who use two lines – one for personal calls and the other for business calls. Then, there are frequent travelers with multiple eSIMs on their iPhone for different countries they visit. If you have set up more than one SIM, use these tips to improve your user experience. Manage and customize mobile settings for both SIM lines First off, here’s how you can access your cellular settings to manage multiple SIM lines. Open the Settings app on your iPhone. Tap Cellular , Mobile Service , or Mobile Data . You’ll see a ‘ SIMs ’ heading if you have two or more lines set up on your iPhone. Tap one to select it.…