How to Fix Calls Not Working on iPhone [Solved]

Many iPhone users have reported that they cannot make any calls through their iPhone recently. They're not sure why this is causing the problem. When they try to call someone, they receive a call failed message on their iPhone screen.

We did some research on this issue and came up with the reasons behind this issue. Some of them will be mentioned below.

1. SIM card not placed correctly
2. User may be in an isolated/remote area
3. Expired mobile plan
4. Technical internal failure

With these factors in mind, we have compiled some of the best fixes in this article below that will help you resolve this issue.

Initial Fix

1. Try restarting your iPhone to eliminate the chance of any software errors in your iPhone. After restarting your iPhone, check if you are able to make any calls.
2. Next, if you are in an isolated place where you can barely catch any mobile signal, you are bound to get this type of error (no service message). So, move to a location where you will get a strong mobile network.
3. Once check if your mobile plan has expired. Sometimes, if your mobile plan lapses, it won't allow you to make calls.
4. Also, make sure your iOS is updated on your iPhone to see if that resolves the issue.

Fix 1 – Refresh network signal by enabling and then disabling Airplane Mode

Step 1: Open on iPhone by tapping the Settings icon in the Home screen "Settings" application page.

Step 2: Once the "Settings" page appears, click the "Airplane Mode" option toggle button to enable it, as shown below Screen shot shown.

Step 3: This will enable airplane mode on your iPhone, which disconnects all network signals including cellular, Wi-Fi, etc. .

Step 4: After some time, disable it by tapping the Airplane Modetoggle switch as shown below.

Fix 2 – Check for Carrier Settings Update

Step 1: Start by opening Settings# on your iPhone ##"application.

Step 2: Once it opens, scroll down and select Company Information Select the option by clicking on it as shown below.

Step 3: Once completed, go to the About option at the top of the General page.

Step 4: Scroll down the "About" page to the "Physics Simulation" section.

Step 5: If there is any update from your carrier, it will pop up a context window on the screen asking you to update by clicking on Install updates.

Step 6: Otherwise, it indicates that the carrier settings on the iPhone are up to date.

Fix 3 – Verify if the IMEI number is blacklisted

Step 1: To get the IMEI number, you must first open the Phone app on your iPhone .

Step 2: With the Phone app open, select the "Keyboard" tab at the bottom of the "Phone" app.

Step 3: Now press *#06#, it will automatically start looking for device information.

Step 4: After a few seconds, it will display "Device Information" on the iPhone screen.

Step 5: You have to copy the IMEI and IMEI 2 numbers from the Device Information page as shown below.

Step 6: Then open a browser on your iPhone, such as Chrome, Safari, etc.

Step 7: In a new tab, go to the following given link on your web browser application.

https://www.imeipro.info/

Step 8: Once the web page appears, enter the IMEI number in the text box field as shown below.

Step 9: Then check the I am not a robot checkbox to continue.

Step 10: Finally, click the Check button as shown below.

Step 11: This will start checking if your iPhone is banned or blacklisted and it will be displayed below.

Step 12: If you find it is blacklisted, please contact Apple Support and handle it correctly.

Fix 4 – Eject the SIM card and reinsert it once it’s positioned correctly

Step 1: First, you need to insert a pick into the SIM card holder on the side of your iPhone.

Step 2: This will eject the SIM card holder from the iPhone.

Step 3: After popping up, pull out the SIM card holder and take out the SIM card.

Step 4: Now wipe the SIM card with a clean cloth to remove any dirt particles that have accumulated around it.

Step 5: After making sure the SIM card is clean, put it back into the holder and insert it into your iPhone.

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