How to unlock the Samsung Galaxy S3 SPH-L710?

The Samsung Galaxy S3 SPH-L710 is a popular smartphone known for its advanced features and user-friendly interface. However, many users may find themselves restricted by carrier locks, limiting their ability to use their device with other networks. In this article, we’ll provide a comprehensive guide on how to unlock the Samsung Galaxy S3 SPH-L710, allowing users to enjoy the freedom of using any compatible SIM card.

Understanding Phone Unlocking:

Unlocking a smartphone refers to the process of removing the network restrictions imposed by the original carrier. By unlocking your Samsung Galaxy S3 SPH-L710, you gain the flexibility to switch to different carriers or use local SIM cards when traveling abroad. This not only allows for cost-effective options but also increases the resale value of your device.

Preparing for the Unlocking Process:

Before proceeding with the unlocking process, it’s essential to take a few preparatory steps.

  • Checking Eligibility: Determine if your device is eligible for unlocking. Contact your carrier to confirm eligibility requirements, as they may vary.
  • Backup Your Data: Before making any changes or modifications, it’s crucial to back up your important data, including contacts, photos, videos, and documents.
  • Gather Necessary Information: Prepare the necessary details, such as the phone’s IMEI number, carrier information, and account details. You can find the IMEI number by dialing *#06# on your device or checking the device settings.

Official Carrier Unlocking:

One way to unlock your Samsung Galaxy S3 SPH-L710 is through the original carrier. Follow these steps:

  • Contact the Original Carrier: Reach out to your current carrier’s customer support or visit their website to request an unlock. They will provide instructions on how to proceed.
  • Fulfill Requirements: Ensure that you meet the carrier’s specific requirements for unlocking, such as completing the contract term or paying off any outstanding balances.
  • Follow Instructions: Carefully follow the instructions provided by your carrier to complete the unlocking process. This may involve submitting a request, providing necessary information, or using an unlock code.

Third-Party Unlocking Methods:

If the official carrier unlocking method is not available or suitable for your situation, you can consider third-party unlocking services. Here’s how:

  • Research Reputable Unlocking Service Providers: Look for reliable and reputable unlocking service providers that specialize in Samsung Galaxy S3 SPH-L710 unlocking. Read reviews and compare prices before making a decision.
  • Choose the Right Unlocking Method: Determine the most suitable unlocking method for your device, such as IMEI unlocking, software unlocking, or hardware unlocking. Each method has its own advantages and requirements, so choose accordingly.
  • Step-by-Step Guide: Follow the step-by-step instructions provided by the unlocking service provider. These instructions typically involve providing your device information, making a payment, and receiving the unlock code or software.

Unlocking Troubleshooting:

During the unlocking process, you may encounter some common issues. Here are a few troubleshooting tips:

  • Network Compatibility: Ensure that the new SIM card you’re using is compatible with your unlocked Samsung Galaxy S3 SPH-L710.
  • APN Settings: If you’re experiencing data connection issues, update your device’s Access Point Name (APN) settings. Consult your new carrier for the correct APN configuration.
  • Seek Customer Support: If you face any problems or have questions during the unlocking process, don’t hesitate to seek help from customer support or online forums where experts and experienced users can provide guidance.

Post-Unlocking Considerations:

After successfully unlocking your Samsung Galaxy S3 SPH-L710, there are a few important considerations:

  • Verification: Confirm that your device is successfully unlocked by inserting a SIM card from a different carrier and ensuring that it is recognized.
  • Setting Up a New SIM Card: Insert your desired SIM card into the device and follow any necessary activation steps provided by the new carrier.
  • Additional Benefits: Enjoy the benefits of an unlocked device, such as the freedom to switch carriers, use local SIM cards during international travel, and potentially access better plans and pricing options.


Unlocking your Samsung Galaxy S3 SPH-L710 opens up a world of possibilities, allowing you to break free from carrier restrictions and enjoy the full potential of your device. By following the outlined steps and considering the post-unlocking factors, you can confidently unlock your phone and experience the flexibility and convenience it offers. Remember to choose a reliable method and seek support when needed. Embrace the freedom of using any compatible SIM card and explore the best options for your communication needs.


How to enter code in Samsung Galaxy S3 SPH-L710 ?

You can enter unlock code in following ways:

  • Insert foreign (Unaccepted) Sim card
  • The phone should ask for unlock code
  • Enter Unfreeze or Defreeze code
  • Enter NCK or Network code

If your phone does not ask for the unlock code:

  • Turn on the phone with original Sim card or without Sim card
  • Enter #7465625638NCK/Network#

If your phone does not ask for the unlock code:

  • Turn on the phone with a foreign (Unaccepted) Sim card
  • Then enter the following sequence:
  • 0199*Unfreeze/Defreeze
  • 0111*NCK/Network
  • 0121*SCK/Subprovider
  • 0133*SPCK/Provider

The phone is now unlocked.

How to unlock your Samsung Galaxy S3 SPH-L710

  1. Purchase the unlock code at
  2. Enter the required phone information and contact information
    – 15 digit IMEI # (press *#06#)
    – Network provider phone is currently locked to
  3. The unlock code will be emailed to you!
    Unlock Instructions
    1.Power on phone with a non-accepted SIM card
    2.Phone will display prompt to enter unlock code
    3.Enter the unlock code provided by and your Samsung Galaxy S3 SPH-L710 is unlocked!

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