HomeiPhoneNetwork Locked SIM Card Inserted, How to Unlock It?

Network Locked SIM Card Inserted, How to Unlock It?

AT&T, Verizon, and T-mobile are the famous carrier service providers in the United States. They provide smartphones to their users which are locked. When we insert a new sim card from another carrier service provider, an error message says network locked sim card inserted. The network unlocks pin will display on the device screen.

This article will demonstrate the reasons and proper solutions for this network error message.

Reasons for Error Network Locked SIM Card Inserted Notification?

There are three different reasons for this error message which are stated below:

Network Lock

When we buy a new smartphone on installment from the network services providers, such as AT&T and Verizon; the device will be locked to its network service only and we can’t use any other sim card of the network service provider. 

Region Lock:

The manufacturer of the smartphone device implements this lock. This lock makes a SIM card unable to function outside of any specific region.

Device Firmware Issue:

The outdated version of the smartphone firmware can also lead us to the network-locked sim card issue.

How to Fix Error Network Locked SIM Card Inserted Notification?

To fix the error network locked sim card inserted message, follow the below-mentioned solutions:

Let’s explain each solution:

Solution 1: Get the code from an Earlier Service Provider

To use another carrier service, we have to unlock the smartphone. So contact the previous service provider and request them to unlock our smartphone. We have to pay the contract termination fee and then they will give us the 8/16 digit pin. After getting the pin, simply follow the below stated steps:

Step 1: Power off the mobile phone by holding the power key.

Step 2: Insert the new sim card into the smartphone with the help of the sim ejector tool.

Step 3: Restart the device and while restarting, we will be asked to enter the pin.

Step 4: Enter the pin given by the previous service provider.

Note: Entering the wrong pin will lock the smartphone.

Step 5: After entering the right pin, the new sim card will start working..

Solution 2: Unlock the Phone Online

To unlock the phone online, follow the below-described steps:

Step 1: Go to the Unlock Base website by clicking here and then choose the manufacturer of the smartphone.

Step 2: After that, enter the phone “IMEI number and enter the email address into it.

Step 3: Next, select the country and service provider where the smartphone is locked.

Step 4: Proceed with payments to get the unlock code on the Email address.

Step 5: After that, repeat the process as described in solution one, onward from step three.

These steps will unlock the smartphone online.

Solution 3: Using Android Repair Software

To fix the firmware issue of the Android smartphone, we use the Reiboot Android software. Follow the below-described steps to fix the firmware issue:

Step 1: Download the Reiboot Android software by clicking here.

Step 2: Enable the “USB Debugging” option from the developer’s settings.

Step 3: After that, connect the phone to pc by utilizing the USB data cable.

Step 4: Choose the “Repair Android System” tab on the Reiboot Android tool.

Step 5: Click on the “Repair Now” option and then enter the device info into the boxes.

Step 6: Click on the “Next” option and select the “Repair Now” option.

Step 7: Finally, after repairing, click on the “Done” option.

These steps will fix all the firmware issues on Android.

Conclusion 

The network-locked sim card inserted error message usually occurs when we shift from one carrier service to another. Region lock and firmware will be the reason for this error message. Getting the unlock pin from the previous service provider, unlocking the phone online, and utilizing the Android repair software will fix this error message. This blog has explained the reasons and possible solutions to resolve the network lock error message.

Kawish
Kawish
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