No SIM Card? No Problem!: eSIM lets you activate a mobile plan digitally, no physical SIM tray needed.. iPhone 15 Series: Open Settings > Cellular > Add eSIM and scan your carrier QR code to activate instantly..iPhone 14 Series: Supports multiple eSIM profiles, perfect for work and personal numbers on one device..iPhone 13 Series: Use your carrier’s QR code or app to quickly install and enable your eSIM profile..iPhone 12 Series: Use one physical SIM and one eSIM simultaneously for dual-SIM convenience..Carrier Activation App: Many telecom providers allow direct eSIM activation via their official mobile apps..Manual Entry Option: You can manually enter SM-DP+ address and activation code provided by your carrier..Restart & Confirm: After installing the eSIM profile, restart your iPhone to ensure proper network detection..Set Default Line : Go to Cellular Settings to set your default line for calls, messages, and data usage..Read More Stories!.Join our WhatsApp Channel to get the latest news, exclusives and videos on WhatsApp