Eir Mobile Data Not Working? Here’s How to Fix It Quickly

Eir is one of Ireland’s leading mobile network providers, offering mobile data services for browsing, streaming, and communication. However, when Eir mobile data is not working, it can be incredibly frustrating, especially when you need to use the internet on the go.

Are you struggling with no internet connection, slow speeds, or intermittent data dropouts? Don’t worry! This guide will walk you through the most common issues and step-by-step solutions to restore your Eir mobile data.

Common Reasons Why Eir Mobile Data Is Not Working

Before diving into the solutions, let’s look at the most common reasons why Eir mobile data might not be working:

1. Mobile Data Not Enabled

It sounds obvious, but sometimes mobile data is accidentally turned off.

2. Network Outages or Maintenance

Eir may be experiencing temporary network issues or maintenance, causing disruptions in mobile data service.

3. Incorrect APN Settings

If your Access Point Name (APN) settings are incorrect, your phone won’t be able to connect to Eir’s mobile network properly.

4. Weak Signal or No Coverage

If you are in an area with weak network coverage or indoor interference, your mobile data might not work properly.

5. Data Limit Reached

If you’ve reached your monthly data limit, Eir may slow down or cut off your internet connection until your next billing cycle.

6. SIM Card Issues

A damaged or improperly inserted SIM card can cause mobile data issues.

7. Software or System Glitch

Sometimes, a software bug or system update issue can interfere with mobile data functionality.

How to Fix Eir Mobile Data Not Working

Now that we know the possible causes, let’s go through the best ways to fix Eir mobile data problems step by step.

1. Check If Mobile Data Is Enabled

First, ensure that mobile data is turned on.

For Android:

1. Open Settings > Network & Internet.
2. Tap Mobile Network and ensure Mobile Data is turned on.

For iPhone:

1. Open Settings > Mobile Data.
2. Toggle Mobile Data ON.

Also, check if Airplane Mode is enabled—if it is, turn it OFF.

2. Restart Your Phone

A simple restart can often fix minor mobile data issues.

✅ Turn off your phone, wait for 10 seconds, and turn it back on.

3. Check Eir’s Network Status

If Eir’s network is down or undergoing maintenance, mobile data won’t work until the issue is resolved.

✅ Visit Downdetector or Eir’s official social media pages to check for network outage reports.

4. Enable and Disable Airplane Mode

Switching Airplane Mode ON and OFF can reset your phone’s connection to Eir’s network.

Steps:

1. Open Settings and turn Airplane Mode ON.
2. Wait 10-15 seconds, then turn it OFF.

Now, try using mobile data again.

5. Reinsert Your SIM Card

If the SIM card is loose or not making proper contact, it may cause mobile data issues.

Steps:

1. Turn OFF your phone.
2. Remove the SIM card and check for dust or damage.
3. Reinsert the SIM card properly.
4. Turn your phone back ON and check if mobile data works.

If your SIM card is damaged, contact Eir customer support for a replacement SIM.

6. Check and Update APN Settings

The Access Point Name (APN) settings allow your phone to connect to Eir’s mobile network. If they are incorrect, you won’t be able to use mobile data.

How to Update APN Settings for Eir:

For Android:

1. Go to Settings > Network & Internet > Mobile Network > Advanced > Access Point Names.
2. Tap + (Add New APN).
3. Enter the following details:

Field	Value
Name	Eir Internet
APN	data.myeirmobile.ie
Username	leave blank
Password	leave blank
MMSC	Not Set
MCC	272
MNC	01
Authentication Type	None
APN Type	default,supl

4. Tap Save and restart your phone.

For iPhone:

1. Go to Settings > Mobile Data > Mobile Data Network.
2. Enter the APN as: data.myeirmobile.ie.
3. Leave other fields blank and save the settings.

Now, restart your phone and check if mobile data works.

7. Reset Network Settings

If mobile data is still not working, try resetting network settings.

On Android:

1. Open Settings > System > Reset Options.
2. Select Reset Wi-Fi, Mobile & Bluetooth.
3. Confirm the reset and restart your phone.

On iPhone:

1. Open Settings > General > Transfer or Reset iPhone > Reset.
2. Tap Reset Network Settings.
3. Enter your passcode and confirm.

⚠️ Note: This will reset Wi-Fi passwords and Bluetooth connections, so be prepared to reconnect devices.

8. Check If You Have Reached Your Data Limit

If you have used all your monthly data allowance, your connection may be slowed down or blocked.

How to Check Data Usage:

✅ Dial #100# (for Eir prepay users) to check remaining data.
✅ Log into My Eir App to check your data balance.

If you’ve run out of data, you may need to buy additional data or wait until your plan renews.

9. Contact Eir Customer Support

If none of the above solutions work, contact Eir’s customer support for further troubleshooting.

📞 Call: 1901 (from an Eir number)
💬 Live Chat: Available on the Eir website
📍 Visit an Eir store: If you suspect a SIM card or hardware issue

Preventing Future Mobile Data Issues

To avoid Eir mobile data issues in the future, follow these best practices:
✔ Keep your phone software updated.
✔ Regularly check Eir’s network status.
✔ Ensure your APN settings are correct.
✔ Monitor your data usage to avoid hitting limits.
✔ Restart your phone periodically to refresh the connection.

Conclusion

When Eir mobile data is not working, it can be frustrating, but most problems have simple fixes. Start by checking if mobile data is enabled, restarting your phone, and updating APN settings. If the issue persists, reset your network settings or contact Eir customer support for help.

By following this guide, you should be able to restore your Eir mobile data and stay connected without any hassle!

FAQs

1. Why is my Eir mobile data suddenly not working?

This could be due to a network outage, incorrect APN settings, or data exhaustion. Check if your plan has active data and restart your phone.

2. How do I update my Eir mobile data settings?

Go to Settings > Mobile Network > Access Point Names (APN) and enter data.myeirmobile.ie as the APN.

3. Can I use a different SIM card to check if my mobile data is working?

Yes, inserting another SIM card can help determine if the issue is with your Eir network or your phone’s settings.

4. What should I do if none of these fixes work?

Contact Eir customer support (1901) or visit an Eir store for further troubleshooting.

5. How do I check if Eir is having a network outage?

Visit Downdetector or Eir’s official website/social media for real-time updates.