iPhone eSIM Installation Tutorial: Complete Process from Purchase to Activation
iPhone has supported eSIM since XS / XR. This article uses iPhone as an example to explain the complete process from purchasing eSIM to activating upon landing, helping you get everything ready before departure. Before you start, make sure to also read our eSIM pitfalls guide to avoid common mistakes.
Step 1: Confirm Your iPhone Supports eSIM
Supported Models:
- iPhone XS, XS Max, XR and all later models
- iPhone SE (2nd generation and later)
Models Not Supporting eSIM: iPhone X and earlier models.
Not sure? Use this site's eSIM Compatibility Checker feature to quickly confirm whether your device supports eSIM.
Step 2: Purchase eSIM Plan
1. On this site's destination comparison page, select destination and travel days
2. Compare prices, data, validity period, and hotspot support
3. Click the plan to enter the provider's page to purchase
4. After purchase, you will receive a QR code or activation code (usually sent via email)
Step 3: Install eSIM
Method 1: Scan QR Code (Recommended)
1. Open iPhone "Settings" → "Cellular" → "Add eSIM"
2. Select "Use QR Code"
3. Scan the QR code received after purchase
4. Follow the prompts to complete installation, set a label for the new eSIM (e.g., "Travel")
Method 2: Manually Enter Activation Code
1. Open "Settings" → "Cellular" → "Add eSIM"
2. Select "Enter Details Manually"
3. Enter the SM-DP+ address and activation code received after purchase
Step 4: Configuration and Pre-Departure Testing
After installation is complete, it is recommended to perform the following checks:
- Confirm "Data Roaming" is enabled (Settings → Cellular → Your eSIM → Data Roaming)
- Test whether you can access the internet normally in a Wi-Fi environment before departure
- Confirm APN has been automatically configured (most brands configure automatically). If not, use our APN settings checker.
Step 5: Activate Upon Landing
1. After arriving at your destination, turn off Airplane Mode
2. iPhone will automatically search for local networks and register
3. If there is still no service after 1-2 minutes, go to "Settings" → "Cellular" → Select your eSIM → "Network Selection" → Manually select a local carrier
4. Confirm signal bars appear and you can access the internet normally
常见问题
Can I keep the physical SIM card while using eSIM?
Yes. iPhone supports "physical SIM + eSIM" dual SIM dual standby. You can keep your domestic number to receive SMS and calls, and use eSIM for internet access. Learn more in our [eSIM vs physical SIM comparison](/guides/esim-vs-physical-sim).
Does eSIM need to be activated immediately after installation?
Most plans start counting the validity period from installation or first network connection. It is recommended to install before departure, or confirm the plan's validity period start rules to avoid wasting days in advance.
Do China mainland iPhones support eSIM?
China mainland iPhone XS and later models have hardware support for eSIM, but some early China mainland models are restricted at the software level. It is recommended to confirm compatibility with the provider before purchasing eSIM.
How many eSIMs can one iPhone install?
iPhone can store multiple eSIM profiles simultaneously, but usually only 1-2 can be enabled at the same time. The specific number varies by model, newer models support more.
What if there is still no internet after landing?
Try the following steps: Enable data roaming → Turn airplane mode off and on again → Manually select a carrier → Restart the phone. If it still doesn't work, contact the provider's customer service to obtain [APN configuration](/tools/apn-checker) information. You can also check our [roaming bill calculator](/tools/roaming-bill-calculator) to estimate potential costs if you need to fall back on roaming temporarily.
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