iPhone eSIM Installation
- Open your iPhone settings.
- Tap on “Mobile Services” and then “Add eSIM”
- Select “Use QR Code” and scan the attached QR Code using your camera.
- Follow the on-screen instructions to complete the setup.
If the eSIM feature is not available on your iPhone, please follow these steps:
- Check iOS Software: Begin by confirming that your iPhone is running the most current iOS version. Go to Settings > General > Software Update to check and update if necessary.
- Restart the Device: A straightforward restart can often address minor software problems. Restart your iPhone and then check for the eSIM option again.
- Network Settings Reset (Proceed with Caution): As a more advanced troubleshooting step, you can reset your network settings. This action will erase all saved Wi-Fi passwords and cellular settings, requiring you to reconfigure them. This option is located in Settings > General > Transfer or Reset iPhone > Reset > Reset Network Settings.
- Geographic Limitations: It’s important to be aware that iPhones sold in mainland China do not include eSIM compatibility.
- Contact Apple: If the eSIM option remains unavailable after completing these steps, please reach out to Apple Support for further diagnosis and support.
Note: VoLTE must be enabled.
- Press Settings.
- Press Cellular.
- Choose the Tango SIM in the SIM’s list.
- Press Voice & Data.
- Press the indicator next to “VoLTE” to turn the function on.
- Slide your finger upwards starting from the bottom of the screen to return to the home screen.
iso 18.6.2
After installing an eSIM, it can take up to 15 minutes to activate.
If calls are still not working after 15 minutes, please follow these steps:
- Toggle the device into Flight Mode, then turn it off again to re‑initiate the network connection.
- If there is still no service, repeat this step up to two more times.
- If calls still do not work, reboot the device.
If the issue persists after a reboot, please report it and include two call examples:
- Make an outgoing call and attempt an incoming call.
- Provide the numbers dialled and the date and time of each attempt.