How to Troubleshoot eSIM Connectivity Issues in Australia and New Zealand

While traveling in Australia and New Zealand, staying connected through an eSIM is essential for navigation, communication, and entertainment. However, connectivity issues such as activation errors, weak signals, or data not working can sometimes arise. This guide walks you through troubleshooting common eSIM issues to ensure uninterrupted service during your trip.

1. Common eSIM Connectivity Issues

A. Activation Errors

• Problems during the setup process, such as incorrect QR code scanning or invalid activation codes.

B. Weak Signal or No Service

• Difficulty connecting to local networks, especially in rural or remote areas.

C. Data Not Working

• Mobile data fails to function even though the eSIM is activated.

D. Incompatible Device

• eSIM issues due to device compatibility or locked smartphones.

E. Network Switching Problems

• eSIM fails to connect to the strongest available network in the area.

2. How to Troubleshoot eSIM Activation Errors

A. Verify Device Compatibility

• Ensure your device supports eSIM technology and is unlocked for use with other carriers.
  • Compatible devices include:
    • Apple: iPhone XR and newer.
    • Samsung: Galaxy S20 series and newer.
    • Google: Pixel 3 and newer.

B. Double-Check Activation Instructions

• Follow the provider’s activation steps carefully:
  • iPhone: Go to Settings > Cellular > Add Cellular Plan and scan the QR code.
  • Android: Navigate to Settings > Connections > SIM Card Manager > Add Mobile Plan and follow the instructions.

C. Use a Stable Wi-Fi Connection

• Ensure you’re connected to Wi-Fi when installing the eSIM to avoid interruptions.

D. Restart Your Device

• Restart your phone after installing the eSIM to ensure proper activation.

E. Contact Customer Support

• If the activation still fails, reach out to the provider’s customer support for further assistance.

3. Resolving Weak Signal or No Service

A. Confirm Network Coverage

• Check the provider’s coverage map to ensure service is available in your location:
  • Australia: Telstra, Optus, Vodafone.
  • New Zealand: Spark, Vodafone NZ, 2degrees.

B. Enable Data Roaming

• Some eSIMs require data roaming to connect to local networks.

C. Reset Network Settings

• Resetting your phone’s network settings can resolve connectivity issues:
  • iPhone: Settings > General > Reset > Reset Network Settings.
  • Android: Settings > System > Reset Options > Reset Wi-Fi, Mobile & Bluetooth.

D. Move to an Area with Better Signal

• If you’re in a remote location, move closer to a populated area to improve connectivity.

E. Switch to a Different eSIM Profile

• If you have multiple eSIM profiles, try activating a different one for better network access.

4. Fixing Data Not Working Issues

A. Set eSIM as Default Data Provider

• Ensure the eSIM is selected as the primary data profile:
  • iPhone: Settings > Cellular > Cellular Data and choose the eSIM.
  • Android: Settings > Connections > SIM Card Manager > Mobile Data and select the eSIM.

B. Check Data Balance

• Verify that your eSIM plan has sufficient data remaining. Use the provider’s app or website to check your balance.

C. Update APN Settings

• Update the Access Point Name (APN) settings provided by your eSIM carrier:
  • iPhone: Settings > Cellular > Cellular Data Network.
  • Android: Settings > Connections > Mobile Networks > Access Point Names.

D. Restart Mobile Data

• Toggle your device’s mobile data off and on to refresh the connection.

5. How to Handle Network Switching Problems

A. Manually Select a Network

• If the eSIM doesn’t automatically connect to the strongest network, select one manually:
  • iPhone: Settings > Cellular > Network Selection > Turn Off Automatic.
  • Android: Settings > Connections > Mobile Networks > Network Operators > Search Manually.

B. Test in a New Location

• Switch to another area to see if the issue is specific to your current location.

C. Reinstall the eSIM Profile

• Delete and reinstall the eSIM profile using the original QR code or activation details.

6. Example Scenario: Troubleshooting an eSIM

Scenario:
A traveler in New Zealand activates an Airalo eSIM but experiences weak signals and data interruptions in rural areas.

Solution:

• The traveler resets their network settings and enables data roaming.
• They manually switch to Spark’s network, which offers better rural coverage.

Outcome:
The traveler resolves the issue and enjoys seamless connectivity throughout their trip.

7. Frequently Asked Questions

What should I do if my eSIM doesn’t activate?
Ensure your device is compatible, follow the activation steps, and use a stable Wi-Fi connection. Contact customer support if problems persist.

Why is my eSIM not connecting to a network?
Check network coverage, enable data roaming, and reset your network settings.

What if my data runs out during the trip?
Top up your eSIM plan through the provider’s app or website.

Can I use an eSIM in remote areas?
Yes, but connectivity depends on the local network. Providers like Telstra (Australia) and Spark (New Zealand) offer the best rural coverage.

Do I need an unlocked phone to use an eSIM?
Your device must be unlocked to activate eSIM plans from third-party providers.

Troubleshooting eSIM issues in Australia or New Zealand? Use our widget to find the best eSIM providers and plans for reliable connectivity.