If you are having trouble connecting your e-SIM on an iPhone or iOS device, there are several steps you can take to troubleshoot the issue:

Make sure your device is compatible with e-SIM: Not all iPhone or iOS devices are compatible with e-SIM technology, so it’s important to confirm that your device supports e-SIM before attempting to connect.

Confirm that your carrier supports e-SIM: Not all carriers support e-SIM, so it’s important to confirm that your carrier offers e-SIM plans before attempting to connect.

Enable e-SIM in your device settings: To connect to an e-SIM, you’ll need to enable the e-SIM option in your device’s settings. Go to Settings > Cellular > Add Cellular Plan and follow the prompts to scan the QR code provided by your carrier.

Verify the details: After scanning the QR code, review the details of the e-SIM plan to make sure they are correct. If there are any errors, contact your carrier for assistance.

Restart your device: After successfully adding the e-SIM plan, restart your device to ensure that the new e-SIM connection is properly activated.

Check for iOS updates: Make sure your iPhone or iOS device has the latest software updates installed. Go to Settings > General > Software Update and check for any available updates.

Reset network settings: If you continue to have issues connecting to your e-SIM, try resetting your network settings. Go to Settings > General > Reset > Reset Network Settings. Note that this will erase all of your saved Wi-Fi passwords and cellular settings.