Last Line No Longer Available: 7 Easy Ways to Troubleshoot

Apple iOS 15 and the iPhone 13 were roughly released around the same time. Unfortunately, users with this model have complained about a few bugs interfering with their experience. 

One bug, in particular, is the “Last Line No Longer Available”. This problem pops up on the phone occasionally but can be a nuisance for iPhone users. 

If you have this issue with your iPhone 13, no worries. Read on to learn how to fix this error in seconds. 

Last Line No Longer Available: 7 Easy Ways to Fix

The “Last Line No Longer Available” error is related to the e-SIM functionality and typically occurs when a user is about to make a call on their iPhone 13 upon activating it for the first time. Simple troubleshooting steps should fix this error.

Based on the errors from other users, it may be related to the on a few of the newer iPhones

But what is an e-SIM exactly? An e-SIM is a digital card that enables the dual-SIM option on the newer iPhone series. 

Users who have made reports about the “Last Line No Longer Available” error have reported that they receive this error as soon as they’re about to make a call from their phone’s recent call logs, which is the default line. 

This default line is the SIM a user prefers when making calls and sending messages to people who aren’t saved on the phone. 

With that said, here are 7 easy fixes for this iPhone 13 error.

Update Your iPhone 13

If you keep experiencing a “Last Line No Longer Available”, it could be due to a software bug that occurred after your most recent update. 

If this error is due to a corrupted update, the best solution is to troubleshoot your iPhone by updating your iPhone to the next iOS update available.

Luckily, Apple generally offers quick updates on iPhones when there is a bug issue. 

Update Carrier Settings

Last Line No Longer Available 7 Easy Ways to Troubleshoot 1 Last Line No Longer Available: 7 Easy Ways to Troubleshoot

Another way you can quickly fix the iPhone 13 error is to update your carrier settings. 

Carrier settings are already enabled on your iPhone the moment you activate your device. 

But, network providers can provide updates for some of its settings at a later time to make the connection more secure and stable. 

With that said, if you notice the “Last Line No Longer Available” error, it could be due to the fact that there is a bug inside of your carrier configurations that’s installed on your device. 

If you need to update your carrier settings, all you need to do is:

  • Open “Settings”
  • Go to “General”
  • Select “About
  • Select Update

It’s important to note that you will only be able to update your carrier settings if there is an outstanding carrier update needed. 

If no update is available, you will need to troubleshoot the error using one of the other provided strategies. 

Clear Your Recent Call Log

Most users have stated that the “Last Line No Longer Available” was due to an issue with the e-SIM. 

However, many users have stated that clearing their call log has effectively resolved the issue. 

This option is one of the simplest and quickest strategies you can use to troubleshoot.

If you want to clear your call log, all you need to do is:

  • Open the phone app on iOS
  • Go to “Recent”
  • Select “Edit”
  • Select “Clear”
  • Select “Clear All Recents”

This process will allow you to clear all of your recent logs that are stored on the phone.

While this is a simple task, it’s important to be sure that you are okay with erasing your call log history. 

You won’t be able to access this call log at any point in the future. 

For this reason, it’s important to save any numbers in your call log that you haven’t saved to your contacts yet. 

Restart Your iPhone

Another simple and easy way to fix the error is to restart your iPhone

Restarting your iPhone is always a great option when you have any kind of error on your iPhone and you’re not sure what’s going on. 

This is because restarting your device automatically clears the cache and RAM on your system. 

It also clears all background services. 

When your iPhone is experiencing minor incapabilities, a restart can usually get your device back on the right track. 

To restart your iPhone 13, all you need to do is press and hold the volume up or volume down button and the side button until the power-off slider appears. 

Remove and Re-Insert Your SIM card

The “Last Line No Longer Available” is primarily believed to be a result of an e-SIM issue. 

But some users only use a single SIM card on their iPhone or have their default line for calls set to their physical SIM card. 

In this case, removing and re-inserting your SIM card is a great strategy to troubleshoot the issue. 

To remove your SIM card from your iPhone, insert a paper clip or use a SIM eject tool into the hole next to the SIM tray. 

Then, gently pull it out. Once your SIM card has been removed from the slot, clean it and then carefully reinsert it back into the tray. 

Enable and Disable Airplane Mode

It’s possible that the error is due to a network issue. 

In fact, network issues happen all of the time for a number of reasons. 

With that said, you may want to try enabling and then disabling airplane mode to reset your network connection temporarily. 

When you enable and disable airplane mode quickly, your iPhone will get disconnected from its cellular network and then attempt to establish a connection again. 

This restore may be able to troubleshoot the issue. 

Reset All Settings on iOS

One last thing you may want to try is resetting all settings on iOS.

Resetting all settings will clear all of your existing settings on iOS without wiping away all of your data. 

If you would like to reset your iPhone 13’s settings, all you need to do is:

  • Open the Settings app
  • Go to “General”
  • Select “Transfer or Reset iPhone”
  • Select “Reset” 
  • Select “Reset All Settings”
  • Enter your passcode and reconfirm the task

Once your iPhone undergoes this process, it will reboot and appear as an almost new iPhone. 

Your personal settings will disappear, but all of your data will still be present. 

Dealing with a “Last Line No Longer Available” error on your iPhone 13 can certainly be troublesome.

But, there are a few opportunities for you to troubleshoot the problem.

This error is likely due to an e-SIM, but can be due to a variety of ther reasons as well. 

Luckily, I’ve provided you with 7 strategies to help you troubleshoot this issue in a matter of seconds.