You tried to make a call from your favorite or recent list on your iPhone from your preferred SIM but failed and got an error message “iPhone Last Line No Longer Available, Do you want to call using remaining line?” Generally, this error message occurs on iPhone 13. This issue annoys the users when they need to make important calls.
If you are also getting “Last Line No Longer Available” on your iPhone then just relax. Here you will find different solutions to fix “Last Line No Longer Available” on iPhone.
What Does Last Line No Longer Available Mean On iPhone 13/12/11?
Most iPhone users get this error message when there are some issues related to the e-SIM functionality.
“Last Line No Longer Available” on iPhone simply means that your iPhone is not able to select a line in order to make a call that you wish to do.
Why You Get Last Line No Longer Available On Your iPhone?
iOS allows you to set your default line/phone number that FaceTime and iMessage use when you use 2 SIM cards on your iPhone. The iPhone also permits you to use the default line when you call or send messages to somebody who is not in your Phone app (Contacts application). You can select your default line for calls and texts and other lines for cellular data/mobile data only.
The error stops users from dialing a contact using their preferred SIM card. Therefore, they are forced to use the remaining line for dialing a contact/phone number.
Well, this error occurs also due to the given reasons.
- If the contact you are trying to call is present in recent call logs or recent list.
- If you have enabled the Wi-Fi Calling feature on your iPhone’s settings.
- Network selecting lets you select a network automatically or manually. If you have selected it to automatic then this error occurs and to fix this you need to disable it.
Now, you have understood what this error is and why you are getting this error message. So, let’s directly move ahead to the solutions to fix “iPhone Last Line No Longer Available, Do you want to call using remaining line?” on iPhone.
Note: Each method discussed in this guide will be applicable for all iPhone models such as iPhone 13/12/11/8/7/6/XS/XR/XS Max and all other models.
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Solution 1: Clear Recent Call Logs
As you know that this error mainly occurs when you are calling a number that is present in recent call logs, therefore you should first clear your recent call logs on your iPhone.
Below, learn how to clear recent call logs on iPhone.
Step 1: Launch Phone app on your iPhone and then go to Recents tab.
Step 2: After this, tap on Edit at the top right corner of the screen and then hi on Clear.
Step 3: Now, you will get Clear All Recent prompt at the bottom of the screen, tap on it to clear it.
Now, restart your iPhone and then see if the issue is solved or not.
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Solution 2: Enable And Disable Airplane Mode
Enabling and disabling Airplane mode helps to fix any network-related issue. So, you can also try this to solve “Last Line No Longer Available” on iPhone.
To enable Airplane mode, you need to swipe down from the top right corner of the screen to go to Control Center. Now, look for Airplane mode icon and tap on it to turn it on.
You need to for a few seconds and then disable Airplane mode by tapping on the Airplane mode icon again.
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Solution 3: Force Restart/Hard Reset Your iPhone
Force restart which is also known as hard reset, deletes the cache and temporary files that can help to fix many iOS-related errors including “Last Line No Longer Available”.
So, try the below steps to force restart your iPhone to fix this error.
For iPhone 8 Or Later Models: Press Volume Up key and let it go, then press Volume Down key and let it go. Next, press and hold Power key unless you see the Apple logo.
For iPhone 7 Or 7 Plus: Press and hold both Power and Volume Down keys till the Apple logo appears on your iPhone screen.
For iPhone 6s, 6 Plus Or Earlier: Press and hold both Power + Home buttons together until the screen goes black and Apple logo shows up.
Solution 4: Switch Between SIMs
iOS lets you switch between SIMs for making calls. Even if you have set a default line for making calls and sending messages, you can still select to change it. If this error does not allow you from making a call from the default line then you can try to switch between SIMs on your iPhone.
Below, learn how to do this.
Step 1: On your iPhone, open the Phone app and tap on “i” icon beside the contact (whom you want to call) > your default phone number > alternate number.
Step 2: When you manually dial a phone number then hit the primary phone number and select the alternate SIM.
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Solution 5: Remove And Reinsert SIM
If switching the SIM card didn’t help then you can remove the SIM card from your iPhone and then insert it again. This method has worked for some iPhone users to fix this problem.
What you need to do is simply power off your iPhone and then with the help of SIM card ejector tool take out the SIM tray. After this, wait for a few seconds and then insert the SIM card again.
Now, turn on your iPhone and check if you have fixed the error prompt or not.
Solution 6: Update Carrier Settings
Another way to troubleshoot the error “Last Line No Longer Available” on the iOS device is by updating the carrier settings. It is possible that the issue is related to a carrier network and updating it may fix the problem.
The carrier provides release updates to make the performance better and solve random errors.
Now, follow the below steps to update cellular settings on iPhone.
Step 1: Launch the Settings app on your iPhone and then tap on General.
Step 2: After that, hit on About. Next, you will receive a pop-up alert asking you to update the cellular settings.
Step 3: Now, tap on Update on the pop-up prompt.
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Solution 7: Update Your iPhone
Sometimes some updates bring bugs with them and to fix this Apple launches new updates. So, you should also look for a new update, and if it is available then install it immediately.
Here are the simple steps to update iPhone to the latest iOS version.
Step 1: On your iPhone, run the Settings app.
Step 2: Then tap on General.
Step 3: After that, hit on Software Update. If the update is there then down and install it.
Now, restart your iOS device and then check whether the error is solved or not. If it is solved then the job is done, but if not then move to the next solution.
Solution 8: Disable Wi-Fi Calling
Wi-Fi calling feature allows you to call over a Wi-Fi network instead of cellular data. It is a good feature but sometimes this causes issues like this error. So, if you have enabled Wi-Fi calling on your iPhone then disable it to solve the issue.
Below, follow the steps to turn off Wi-Fi calling on iPhone.
Step 1: Go to Settings > Mobile Data/Cellular.
Step 2: In Mobile Data settings, hit on Wi-Fi Calling option.
Step 3: Make sure it is off, if it is on then turn it off.
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Solution 9: Disable Network Selection
Network selection decides which cellular network your phone selects to connect to. The network that is available on your device can depend on SIM card with other things like Wi-Fi data. If the network selection is selected to automatic then turn it off to fix the above-listed issue.
Here are the steps that you need to follow to disable network selection.
Step 1: Go to Settings on your iPhone.
Step 2: Then tap on Mobile Data (Cellular).
Step 3: Here, hit on Network Selection option.
Step 4: Now make sure that automatic network selection is disabled. If it is not then toggle the slider to off position next to Automatic.
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Solution 10: Reset Network Settings
Though it is a network-related issue and resetting the network settings to default may fix the problem. You can note down the important settings as this erases them.
Now, follow the below-listed steps to reset network settings on iPhone.
Step 1: Go to Settings > General > Transfer or Reset iPhone.
Step 2: After that, hit on Reset > Reset Network Settings.
Step 2: Now, enter your phone’s lock screen passcode and choose “Reset Network Settings” option again to confirm the selection.
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Solution 11: Disable Find Contacts
You can also fix iPhone “Last Line No Longer Available” error by disabling Find Contacts.
Here are the simple steps to turn off Find Contacts on iPhone.
Step 1: On your iPhone you need to tap on Settings icon to open it.
Step 2: Next, tap on Contacts and then on Siri and Search.
Step 3: Now turn off “Find Contacts in Other Apps”.
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Solution 12: Reset All Settings On iPhone
If the above-mentioned 11 solutions didn’t solve the error then you can reset all settings of your iPhone. Don’t Worry! This will not erase data from your device, it will only reset all network settings to default.
Follow the below steps to reset all settings on iPhone.
Step 1: Run the Settings application.
Step 2: Then hit on General > Transfer or Reset iPhone.
Step 3: Now, tap on Reset and then on Reset All Settings.
Step 4: After this, enter your iPhone passcode and tap on “Reset All Settings” again to confirm the choice.
I hope this tutorial will help you fix “Last Line No Longer Available” on iPhone. You will fix the error without spending much time. So, just try the methods one after the other until you solve the issue. Start with a simple solution and then move to harder solutions.
Max Field is a founder of recoveriphone-data.com. He is an iOS lover and loves to write tips, tricks, fixes for errors, data recovery solutions and more related to iOS, iPhone, iPad, iPod touch, iTunes and iCloud.