By Michael | Last Updated
Do you often get the "Last line no longer available" error on your iPhone when you try to make a call from your default phone number? Take it easy, as you are not the only one facing this problem. But what does this message mean, and how can you resolve it? Let’s dive into the details.
When you see the “Last Line No Longer Available” message on the iPhone, it means you are unable to connect to the cellular data for a phone call via the last dialed line. Such error always happens in the situation that you have two SIM cards on the iPhone: one you set as a default line for calls and another is for cellular data only. This error could stem from several factors:
Now you can learn the step-by-step guide to resolve the last line no longer available issue on iPhone.
Step 1: Turn off your iPhone, then use the SIM card eject tool to slide out the SIM card tray. Wait a few seconds, then reinsert the physical SIM card.
Step 2: Then press and hold the power button to turn on iPhone. Now make a call using the default line on your iPhone and see if the "Last line is no longer available" error message appears.
A forced reboot (also known as a hard reset) clears the cache and removes useless temporary files, which often helps resolve many iOS issues on iPhone.
iPhone 8 or later: Press the Volume Up button. Then quickly press the Volume Down button. Then press and hold the Power button until the Apple logo appears on the screen.
iPhone 7/7 Plus: Press and hold the Power button and the Volume Down button at the same time until the Apple logo appears on the screen.
iPhone 6s/6 Plus or earlier versions: Press and hold the Power button and Home button at the same time until the screen goes black and the Apple logo appears.
Step 1: Move to Settings > General > Transfer or Reset iPhone > Reset > Reset Network Settings.
Step 2: Enter your iPhone's password and select the option Reset network settings to confirm your choice in the pop-up window.
Some iPhone users who encountered the "last line no longer available" error reported that clearing their recent call history worked for them.
Step 1: Launch the Phone app on your iPhone, go to the Recent tab at the bottom, and click Edit in the upper right corner of the screen. Then click on Clear in the upper left corner of the screen. Then select the option Clear All Recents to confirm the deletion. Now restart your iPhone.
Step 2: After restarting your iPhone, try dialing from the default line. If no pop-up window appears, the problem has been resolved.
Step 1: Swipe down from the top right corner of the screen (on an iPhone without Home button) to access Control Center, and tap Flight Mode to turn it on.
Step 2: After a few seconds, tap the Airplane Mode icon to turn it off, then turn the network connection back on. Now try calling any contacts from the preferred SIM card on your iPhone to see if the "last line is no longer available" issue is resolved.
Most times, simply updating your iPhone to the latest iOS version will fix most issues on your device." The last line no longer available" is one such issue that can be fixed by installing any pending updates if none of the fixes listed so far resolve the issue.
Head to the Settings app on your iPhone > General > Software Update and download and install the latest version of iOS.
If the issue is caused by the system glitch, you can use iSunshare iOS Repair Genius to get it fixed. iSunshare iOS Repair Genius is the easy-to-use iOS repair software which can easily repair more than 50 common system problems like stuck in spinning circle, black screen of death, last line no longer available, etc. It can fix any problem occurs on your iOS device, except the hardware problem.
Tip: Make sure your iPhone is connected to pc with USB cable all the time and iTunes should be installed on the computer.
Step 1: Download and install iOS Repair Genius on your computer.
Step 2: In the main screen, select System Repair and then choose Standard Mode.
Step 3: Click Start button to continue.
Step 4: Make sure your iPhone is connected to pc and click Next button at the bottom right of the interface. If your iPhone cannot be detected, you need to put your iPhone in DFU or Recovery Mode. On the screen you can see a very clear guide and follow it.
Step 5: Your iPhone details will be automatically identified. Then hit the Download button to download the firmware package.
Step 6: Wait for firmware verify.
Step 7: Hit the Repair button to get your iPhone issue solved.
Step 8: Wait for a while until a window pops up prompting that the device has been repaired successfully. Click OK to close the window. Finally, your iPhone will work properly and boot up automatically, and the last line no longer available issue on your iPhone should also be addressed.
If the error still exists, you can contact the carrier to ask for technical support. They can check whether there is any service outages or issues on your phone number.
1. My iPhone says “Last line no longer available” when I try call a number, what to do?
First of all, you should make sure the SIM card is well connected and the service is in use. Then, you can try to force restart the iPhone. After that, try to clean the recent calls. Many users say it always works. Finally, you can update the iOS version.
2. Why does my iPhone 13 say last line no longer available on iPhone?
This error can be caused by many factors, such as SIM card issues, network issues and iOS issues.
3. How can I choose another line for phone call?
To switch a line for your phone call, you can tap the contact, choose default and then select a line for the phone call. You can also switch the line in the keypad screen in the Phone app. If none of the solution work, you can visit an Apple Store for further assistance.
It is really frustrating when the “Last Line No Longer Available” message pops out on your iPhone. But you can resolve the issue with the mentioned guides in this article.
