How to Fix “Last Line No Longer Available” on iPhone

How to Fix “Last Line No Longer Available” on iPhone

It’s a common occurrence to have the “last line no longer available” error on your iPhone, but it’s never fun. This article will walk you through the ways you need to take to fix this issue and get back up and running with your device asap!

Dual-SIM devices are useful because they let you use two SIMs on the same device simultaneously, but they also have some downsides. One of those major drawbacks is that you can sometimes experience a “Last Line No Longer Available” error message when both lines are turned on and in use at the same time.

Luckily for you, there are pretty easy fixes to this problem, which we will be mentioning shortly. So, just stay with us for the next couple of minutes and we assure you that you will not get disappointed in the end.

“Last Line No Longer Available” Error Message


The “Last Line No Longer Available” error message appears when you try to make a call on your iPhone and the last line of your address book is no longer available. This can happen if you recently deleted a contact or if you updated your address book from a different device. 

A recent software update to the iPhone has also resulted in a bug that displays an error message when trying to use a dual-sim card. This faulty message, “Last Line No Longer Available” is frustrating for users who rely on their dual-sim card capabilities.

Some Fixes for “Last Line No Longer Available” on iPhone


Mentioned next are some of the best available fixes for the problem of interest. You can try each one of them one by one. One of these will surely work for you.

  • By Updating iOS to the Latest Version
  • By Resetting or Updating Available Network Carrier Settings
  • By Turning on Airplane Mode for Sometime
  • By Force Restarting Your iPhone
  • By Switching Between Your Sims (i.e., Default and E-sim)
  • By Removing and Reinserting Your Sim Cards 
  • By First Disabling and Then Re-Enabling Wi-Fi Calling Option
  • By Deleting Your iPhone’s Recent Call Logs
  • By Backing up and Restoring Your iPhone From a Previous Backup

If due for some reason, none of the above-mentioned methods worked for you, then you can call the Apple Support Center. The representative will assist you in the best possible manner and will resolve your issue at the earliest.

See also: Fix: Update Is Required to Use Cellular Data on iPhone


If you\’re seeing the “Last Line No Longer Available” error on your iPhone, there are a few potential fixes you can try as mentioned in the article above. First, make sure that you\’re using the latest version of iOS. If you\’re not, update your software and see if that solves the problem. In case, if it doesn\’t, try resetting/updating your network settings. However, if all else fails, contact your network carrier to see if they can help resolve the issue.

Have you ever tried to fix this error by yourself? Whether you are successful in doing it or not? Which method did you use to perform this task? Have any of our provided methods worked for you? If you have done this before, share your experience with us in the comments section below.

You are also free to ask any questions or queries you have in your mind that are bothering you. We will appreciate it and try to answer them in the best possible manner. Overall, if you liked this blog post, give it a thumbs up. Also, share it with your friends, colleagues, family members, and loved ones. Thank you all in advance guys and stay blessed forever, brothers and sisters.

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