Imagine this: You're in a hurry to make a phone call. You pull out your iPhone, dial the number, and bam! Out of nowhere, an error pops up saying "The last line is no longer available." If a similar error message has been bothering you, this guide is for you. Here are the 7 best ways to fix the "last line is no longer available" issue on your iPhone.
This error essentially forces you to use the default line you choose (the primary number) for voice or FaceTime calls on your iPhone. This means that the default number or line is used to call or message someone, whether or not they are in your iPhone contacts. However, if your iPhone can't detect this last line (the primary number), you'll see this error: Last line is no longer available. This will most often happen when using your iPhone in dual SIM mode—a regular SIM and an eSIM.
We've listed some troubleshooting tips that should help you fix the "Last line is no longer available" error message on your iPhone in no time. So, let's get started.
1. Restart your iPhone
First of all, you can start withRestart your iPhone Yours. This should close any background processes or services that may be responsible for the error and fix any minor incompatibilities.
If you have an iPhone X or later, press and hold the button. Sleep / wake and any of the volume buttons to display a prompt ShutdownOn older iPhones, press and hold the power button. Sleep / wake Until your iPhone prompts you to slide To turn off the device.
Wait until your device is completely shut down, then press and hold the button. Sleep / wake Back to run.
2. Clear call history
Next, try clearing the call history on your iPhone to see if that helps. Interestingly, many users have reported success in fixing the last line error by clearing it. Call log on iPhone. You can also try it.
Step 1: turn on mobile app on your iPhone.
Step 2: Go to Last tab And press Release above.
Step 3: Click on Clear In the upper left corner and select Clear All Recents When asked to do so.
Restart your iPhone Your and try making a call to see if the error is now resolved.
3. Switch to airplane mode
If the error is caused by a network related issue, you can switch Airplane mode on iPhone To fix this, do this by forcing your iPhone to reconnect to the network and may eventually resolve the issue.
Swipe down from the top right corner to show Control Center. Click on plane icon To turn it on. Wait a minute or two, then turn it off.
4. Remove and reinsert the SIM card.
If the problem persists, you can try removing the physical SIM card from your iPhone and inserting it again.Turn off your iPhone Yours first then use the tool SIM-ejector To remove the SIM card tray. Once removed, clean SIM card With a microfiber cloth and insert it.
Turn on your iPhone and try making a call again.
5. Update carrier settings
Network companies also update their settings from time to time. Ideally, these updates are installed automatically in the background. However, if the update doesn't happen for some reason, you can install these pending updates manually by following the steps below.
Step 1: turn on Settings app On your iPhone. Go to General Then press around.
Step 2: If there are any pending updates, you will see a pop-up window. Tap Update to follow.
Once updated, check if the error is now resolved.
6. Reset network settings
If updating your carrier settings doesn't help, you can try: Reset network settings on iPhoneThis will reset all network settings to their default values and fix any network-related issues. Here's how to do it.
Step 1: Open Settings On your iPhone, go to general. Scroll down to tap Transfer or reset iPhone.
Step 2: Click on an option Reset Below and choose Reset network settings from the resulting list.
Enter lock screen password To verify your identity. Once done, click Reset network settings confirmation box To start the recovery process.
7. Update your iPhone
Finally, you can check for any pending software updates on your iPhone. If a bug is causing the last line error in iOS, updating your iPhone to the latest version should help. Read on to find out how.
Step 1: Open an app Settings On your iPhone, go to general.
Step 2: Next, tap upgrade software Check for newer updates.
Download and install any pending updates on your iPhone.
Most likely, this is a temporary glitch where your iPhone can't detect your SIM card. You can remove it and clean it properly using some ISO Propyl alcohol and a microfiber cloth. Make sure there is no dirt or residue on the SIM card.
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While such errors can force you to use your preferred SIM card and resort to alternative methods, the solutions above can fix the "Last line is no longer available" error on your iPhone. Tell us about the person who did the trick for you in the comments below.
