Unlock an AT&T Phone Yourself for Free

Locked into your AT&T phone and want to break free? You’re not alone. Many of us find ourselves tied to a single carrier, limiting our freedom to switch to better deals or services. But guess what? There’s a solution – unlocking your phone. This guide will walk you through the process of unlocking an AT&T phone yourself, for free.

We’ll cover everything from eligibility criteria to step-by-step instructions, and even what to do if your unlocking request gets denied. So, let’s dive in and unlock the potential of your phone!

What Does It Mean to Unlock a Phone

When we talk about a ‘locked’ phone, we’re referring to a device that’s tied to a specific carrier’s network. This means it can only operate with SIM cards from that carrier. For instance, a locked AT&T phone can only use AT&T’s network and SIM cards.

Unlocking a phone, on the other hand, removes this restriction. It allows your device to accept SIM cards from any carrier. This process doesn’t involve any physical changes to your phone. It’s all about altering the software settings to accept different network providers.

Benefits of Unlocking a Phone:

Unlocking your phone comes with a host of advantages. Here are some key benefits:

  1. Freedom to Switch Carriers: You’re no longer tied to a specific carrier. You can switch to any carrier that offers better services or rates.
  2. Ease of International Travel: When traveling abroad, you can use a local SIM card to avoid hefty roaming charges.
  3. Higher Resale Value: Unlocked phones often fetch a higher price in the resale market as they can be used with any carrier.
  4. More Network Features: Some carriers restrict certain features. Unlocking your phone can give you access to these blocked features.
  5. Flexibility with Plans: You can choose from a wider range of plans from different carriers to find one that suits your needs best.

Remember, unlocking your phone should be done legally and responsibly. Always follow the correct procedures to ensure you don’t void your warranty or break any laws.

Eligibility Criteria for Unlocking an AT&T Phone

Unlocking your AT&T phone isn’t as complicated as it might seem, but there are certain rules to follow. Let’s break it down:

  • AT&T’s Unlocking Policy: AT&T has a clear policy for unlocking phones. The key points are: your phone must be from AT&T, it can’t be reported as lost or stolen, and it shouldn’t be involved in any fraudulent activity. If your phone ticks these boxes, you’re on the right track.
  • Requirements for Unlocking: There are a few more boxes to tick before you can unlock your phone. Your device should have been active on the AT&T network for at least 60 days. If you’ve recently upgraded your device, you’ll need to wait 14 days before unlocking your old one. Also, you should have fulfilled all your service commitments and installment plans, and your account should be in good standing, meaning no overdue bills.

Once you meet these requirements, you’re ready to unlock your AT&T phone. Let’s get to it!

Requirements for Unlocking an AT&T Phone

Before you can unlock your AT&T phone, there are certain criteria you need to meet. Here’s the eligibility checklist:

  1. Device Status: Your AT&T device must be fully paid off. If you bought your phone under a contract or installment plan, you need to complete all payments before unlocking.
  2. Account Status: Your AT&T account should be in good standing. This means no overdue bills or pending payments.
  3. Active Service: The device should have been active on the AT&T network for at least 60 days.
  4. No Recent Unlocking Requests: AT&T allows one unlock request per device in a 12-month period. Make sure you haven’t made a recent request for the same device.
  5. Not Reported Stolen or Lost: The device should not be reported as lost or stolen. It should also not be involved in any fraudulent activity.

Necessary Information and Documents:

To successfully unlock your AT&T phone, you’ll need the following details:

  1. AT&T Account Information: This includes your account number and password. If you’re not an AT&T customer, you’ll need the last account number that was associated with the device.
  2. Device Information: You’ll need your device’s IMEI number. This unique identifier can usually be found in the device settings or printed on the device itself.
  3. Personal Contact Details: Provide a valid email address. AT&T will send the unlock instructions and status updates to this email.

Remember, these requirements are subject to change based on AT&T’s policies. Always check the latest guidelines on the AT&T website before proceeding with the unlocking process.

How to Unlock an AT&T Phone Yourself for Free: Unlocking Process

Unlocking your AT&T phone is a process that requires a few steps. Let’s dive in:

Step 1: How to Unlock an AT&T Phone

  1. Visit AT&T’s device unlock portal.
  2. Click on ‘Unlock your device’.
  3. Agree to the terms and conditions.
  4. Enter your device’s IMEI number, which can be found in your phone’s settings.

Step 2: Filling Out the Unlock Request Form

  1. Start filling out the unlock request form.
  2. Provide your name, AT&T account number, and the account holder’s social security number.
  3. Once all details are filled in, submit the form.

Step 3: After Receiving the Unlock Code

  1. Wait for AT&T to send you a confirmation email with an unlock code.
  2. Turn off your phone and remove the SIM card.
  3. Turn your phone back on and enter the unlock code when prompted.

And that’s it! Your phone should now be unlocked. Remember, the process might take a few days, so patience is key.

How to Unlocking an AT&T Phone Without an Account

Unlocking an AT&T phone without an account might seem tricky, but it’s doable. Here’s how:

How to Unlock a Phone Without an AT&T Account:

  1. Visit AT&T’s device unlock portal.
  2. Click on ‘Unlock your device’.
  3. Agree to the terms and conditions.
  4. Enter your device’s IMEI number, which can be found in your phone’s settings.
  5. When asked for an account, select ‘I don’t know’ or ‘I don’t have one’.

For Non-AT&T Customers:

  1. Fill out the unlock request form with your personal details.
  2. In the account field, enter ‘Non-AT&T Mobility customer’.
  3. Submit the form and wait for the confirmation email with the unlock code.
  4. Once you receive the code, turn off your phone, remove the SIM card, turn it back on, and enter the unlock code when prompted.

Remember, unlocking a phone without an account may take longer than usual, so patience is key.

How to Unlock your AT&T Device Through AT&T Online Platform

Your AT&T cell phone can be unlocked through the online platform by following the step by step instructions below:

  1. Visit the AT&T online unlocking portal (at&t/deviceunlock) and click on ‘Unlock your device’.
  2. Click on ‘Yes’ to verify as AT&T customer and provide your phone number.
  3. Complete the unlocking process by providing the information requested including the email that you will be contacted through.
  4. You will receive an email telling you to click on a link provided that will be available only for 24 hours. The link will direct you towards processing your unlock request.
  5. AT&T will tell you whether the unlock request has been approved or not within 2 to 3 business days.

If approved, you will receive a confirmation email informing you that your unlock request has been approved. If your device is an android, you will also receive an unlock code and instructions on how to input them.

How to Unlock an AT&T Phone: Step-by-Step Guide

Unlocking your AT&T phone is a straightforward process. Here’s a step-by-step guide to help you through it:

  • Step 1: Visit AT&T’s Unlock Portal Start by visiting AT&T’s Device Unlock Portal. This is the official platform provided by AT&T for all unlock requests.
  • Step 2: Choose Your User Type You’ll see options for “Current customers” and “Non-AT&T Mobility customers”. Choose the one that applies to you.
  • Step 3: Fill Out the Request Form Next, you’ll need to fill out the unlock request form. This is where you’ll enter all the necessary details about your account and device.
  • Step 4: Provide Device Information Enter your device’s IMEI number. This unique identifier is crucial for the unlocking process.
  • Step 5: Agree to Terms and Conditions Read through the terms and conditions for unlocking an AT&T device. If you agree, check the box to confirm.
  • Step 6: Submit Your Request Once you’ve filled out all the information and agreed to the terms, click on “Submit” to send your unlock request.
  • Step 7: Confirm Your Request AT&T will send a confirmation email to the address you provided. Click on the link in this email within 24 hours to confirm your unlock request.
  • Step 8: Wait for Unlock Approval AT&T will review your request and send another email with the unlock instructions if your request is approved. This process can take up to two business days.

Remember, unlocking your phone should be done responsibly. Make sure you meet all the eligibility criteria before submitting your request. If you encounter any issues, reach out to AT&T’s customer service for assistance.

Alternative Methods to Unlock an AT&T Phone

If you’re unable to unlock your AT&T phone through the official portal, there are alternative methods you can consider. Here are two common ones:

How to Unlock an AT&T Phone Using Third-Party Services:

  1. Research Reputable Services: Start by researching and identifying a reputable third-party unlocking service. Look for reviews and ratings to ensure the service is reliable and trustworthy.
  2. Provide Device Details: Once you’ve chosen a service, you’ll need to provide them with your device’s IMEI number and other necessary details.
  3. Pay the Service Fee: Most third-party services charge a fee for unlocking. Make the payment as instructed.
  4. Wait for Unlock Code: The service will process your request and send you an unlock code, usually via email.
  5. Enter the Unlock Code: Insert a non-AT&T SIM card into your phone, then enter the unlock code when prompted. Your phone should now be unlocked.

How to Unlock an AT&T Phone Using Unlock Codes:

  1. Find an Unlock Code Provider: There are many online platforms that provide unlock codes for a fee. Choose a reliable one based on reviews and ratings.
  2. Provide Device Details: You’ll need to provide your device’s IMEI number and model details.
  3. Pay for the Unlock Code: Make the payment as instructed to receive your unlock code.
  4. Receive and Enter the Unlock Code: The provider will send you the unlock code, usually via email. Insert a non-AT&T SIM card into your phone, then enter the unlock code when prompted.

Remember, while these methods can be effective, they come with risks. Third-party services and unlock codes may not always work, and they could potentially harm your device or void your warranty. Always proceed with caution and consider reaching out to AT&T’s customer service for assistance if needed.

How to Unlocking an AT&T Phone Under Contract

Unlocking a phone that’s still under contract with AT&T can be a bit more complex. Here’s how you can navigate this process:

Process Explanation:

  1. Check Contract Status: Before you start, check the status of your contract. If you’re nearing the end of your contract, it might be easier to wait until it’s completed.
  2. Pay Off Your Phone: If you’re still under contract, you’ll need to pay off the remaining balance on your phone. This is because AT&T only allows you to unlock devices that are fully paid off.
  3. Submit an Unlock Request: Once your phone is paid off, you can submit an unlock request through AT&T’s Device Unlock Portal. Follow the same steps as outlined in the “Step-by-Step Guide to Unlock an AT&T Phone” section.

Potential Challenges and Solutions:

Unlocking a phone under contract comes with its own set of challenges. Here are some you might encounter and how to overcome them:

  1. Early Termination Fees: If you’re still under contract, you might have to pay an early termination fee to pay off your phone. Check your contract details to understand these fees and decide if unlocking your phone is worth the cost.
  2. Waiting Period: Even after paying off your phone, AT&T requires a certain waiting period (usually 60 days of active service) before you can unlock your device. Be prepared for this delay.
  3. Denied Unlock Request: If your unlock request is denied, reach out to AT&T’s customer service for assistance. They can provide more information about why your request was denied and what steps you can take next.

Remember, unlocking your phone should be done responsibly. Always follow AT&T’s policies and guidelines to avoid any issues.

How to Use a Non-AT&T SIM Card After Unlocking

Once you’ve successfully unlocked your AT&T phone, you can start using a SIM card from any carrier. Here’s how:

Steps to Insert and Use a New SIM Card:

  1. Power Off Your Phone: Start by turning off your device to safely remove and insert SIM cards.
  2. Remove the AT&T SIM Card: Locate the SIM card tray on your phone. Use a SIM card ejector tool to open the tray and remove the AT&T SIM card.
  3. Insert the New SIM Card: Place your new SIM card in the tray. Make sure it’s properly aligned with the tray’s shape and size.
  4. Power On Your Phone: Turn your phone back on. It should automatically detect the new SIM card.
  5. Set Up Your New Network: Follow any prompts to set up your new network. You might need to enter network settings provided by your new carrier.

Troubleshooting Common Issues:

If you’re having trouble using your new SIM card, here are some common issues and solutions:

  1. No Network Detected: If your phone doesn’t detect the new network, try restarting your device. If that doesn’t work, check if the SIM card is properly inserted and compatible with your phone.
  2. Invalid SIM Card Error: If you see an “Invalid SIM” or “Unregistered SIM” error, your phone might not be fully unlocked. Contact AT&T or the third-party service you used to confirm the unlock status.
  3. Can’t Connect to the Internet: If you can’t connect to the internet, you might need to update your APN settings. These settings, provided by your new carrier, tell your phone how to connect to the internet.

Remember, if you’re still having trouble, it’s best to reach out to your new carrier’s customer service for assistance. They can provide specific guidance based on your device and network.

Common Issues and Troubleshooting

Unlocking your AT&T phone is usually a smooth process, but sometimes you might hit a snag. Here are some common issues and how to troubleshoot them:

  1. ‘Invalid IMEI Number’ Error: This error pops up when the IMEI number entered is incorrect. Double-check the number in your phone’s settings or on the device’s original box.
  2. Unlock Code Doesn’t Work: If the unlock code provided by AT&T doesn’t work, ensure you’ve entered it correctly. If it still doesn’t work, contact AT&T’s customer service for assistance.
  3. No Confirmation Email from AT&T: If you haven’t received a confirmation email within two business days, check your spam folder. If it’s not there, contact AT&T to check the status of your request.
  4. Phone Says ‘SIM Not Supported’ After Unlocking: This message might appear if you’ve inserted a SIM card from a different carrier before unlocking your phone. Remove the new SIM, insert the original AT&T SIM, and enter the unlock code. Once the phone is unlocked, you can switch to the new SIM.

Remember, if you’re still having trouble, AT&T’s customer service is there to help.

Benefits of Unlocking Your Phone

Unlocking your AT&T phone opens up a world of possibilities. Here are some of the benefits:

  1. Freedom to Switch Carriers: With an unlocked phone, you’re not tied to a single carrier. You can switch to any carrier that supports your device, giving you the freedom to shop around for the best plans and services.
  2. Easier Travel: Traveling abroad? An unlocked phone allows you to use a local SIM card in your destination country, potentially saving you from hefty international roaming charges.
  3. Increased Resale Value: Unlocked phones generally have a higher resale value than locked ones. If you plan to sell your phone in the future, unlocking it could fetch you a better price.
  4. More Control Over Your Device: Unlocking your phone gives you more control over your device. You can customize your phone settings and choose the apps and software that suit your needs.

Remember, while unlocking your phone has many benefits, it’s important to do it legally and responsibly.

Legal Aspects of Phone Unlocking

Unlocking a phone involves removing the restrictions imposed by a carrier, allowing the device to operate with any carrier’s SIM card. But what does the law say about this?

In the United States, the legality of phone unlocking depends on how and when you bought your phone. As of the Unlocking Consumer Choice and Wireless Competition Act enacted in 2014, it’s generally legal to unlock your phone.

However, there are a few caveats

  1. Carrier Permission: If your phone is under contract or being paid off under an installment plan, you need permission from your carrier to unlock it.
  2. Legal Methods: You must use legal methods to unlock your phone. This means either using your carrier’s official unlocking process or a reputable third-party service.
  3. Compliance with Terms of Service: Unlocking your phone should not violate any terms of service or end-user license agreement (EULA) you’ve agreed to.

Potential Consequences of Illegal Unlocking

Engaging in illegal unlocking practices can lead to several consequences:

  1. Voided Warranty: Your phone’s warranty may be voided if you unlock your phone illegally. This means the manufacturer or carrier won’t cover any repairs or damages to your phone.
  2. Bricked Phone: Using unreliable unlocking methods can potentially ‘brick’ your phone, rendering it useless.
  3. Legal Repercussions: While rare, it’s possible to face legal repercussions for violating your contract or the terms of service with your carrier.

While unlocking your phone is generally legal, it’s crucial to follow the correct procedures and respect the terms of your agreement with your carrier. Always check the latest laws and regulations in your country to ensure you’re on the right side of the law.

Precautions When Using Third-Party Unlocking Services

Venturing into the world of third-party unlocking services? It’s crucial to tread carefully. While these services can provide a quick fix, they also come with potential pitfalls. Here are some precautions to keep in mind:

  1. Research Thoroughly Before choosing a third-party service, do your homework. Look for reviews and ratings online. A service with a lot of positive feedback is generally more reliable.
  2. Beware of Scams Some services might promise to unlock your phone for an unusually low price or in an unrealistically short time. These could be scams. If a deal seems too good to be true, it probably is.
  3. Understand the Risks Using a third-party service might void your warranty with AT&T or the phone manufacturer. If the unlocking process goes wrong, you might be left with a bricked phone and no way to fix it.
  4. Secure Your Data Before handing over your phone to a third-party service, make sure to back up and secure your data. You don’t want to risk losing your data or having it fall into the wrong hands.

While third-party unlocking services can be a viable alternative, they should be used with caution. Always consider the potential risks and take necessary precautions.

Impact of Unlocking on Phone Warranty

Unlocking your phone can potentially impact its warranty, depending on the carrier and the method used to unlock the device.

  1. Official Unlocking: If you unlock your phone using the official method provided by your carrier (in this case, AT&T), it generally does not affect the warranty. AT&T allows you to unlock your device once it’s paid off and meets their eligibility criteria.
  2. Third-Party Services: If you use third-party services or unauthorized methods to unlock your phone, it could void your warranty. This is because these methods can sometimes involve altering the phone’s software in ways that the manufacturer did not intend, which can lead to issues down the line.

Tips to Preserve the Warranty While Unlocking

  1. Use Official Channels: The safest way to preserve your warranty is to unlock your phone through official channels. Contact your carrier to understand their unlocking process and follow it carefully.
  2. Understand Your Warranty: Read the terms and conditions of your warranty to understand what actions could potentially void it. If in doubt, contact your carrier or the phone’s manufacturer for clarification.
  3. Be Cautious with Third-Party Services: If you choose to use a third-party service, do thorough research to ensure they’re reputable and reliable. Some services may claim not to affect your warranty, but it’s essential to verify these claims.

Remember, preserving your warranty can save you from potential costs and hassles if your phone needs repairs or servicing in the future. Always consider the impact on your warranty before deciding to unlock your phone.

What to Do If Unlocking Request is Denied by AT&T

Sometimes, your unlocking request might be denied by AT&T. This can be frustrating, but don’t worry, there are steps you can take:

  1. Understand the Reason AT&T will provide a reason for denying your request. Common reasons include not meeting the eligibility requirements or entering incorrect information on the request form. Understanding the reason for denial can help you figure out your next steps.
  2. Rectify Any Issues If your request was denied because you didn’t meet the eligibility requirements, see if you can rectify the issue. For example, if your account isn’t in good standing, you can try paying off any outstanding bills and then reapplying.
  3. Contact AT&T If you believe your request was wrongly denied, or if you’ve rectified the issue that led to the denial, you can contact AT&T’s customer service. Explain the situation and ask them to reconsider your request.
  4. Consider Alternative Methods If AT&T continues to deny your request and you’ve exhausted all other options, you might consider alternative methods of unlocking your phone, such as using a third-party unlocking service. However, remember to exercise caution and do thorough research before using these services.

A denied unlocking request can be a setback, but it’s not the end of the road. There are still options available to you.

Review of AT&T’s Unlock App

The AT&T Unlock App is a tool provided by AT&T to facilitate the unlocking process for its customers. Here’s a detailed review of the app’s features and user feedback:

App Features

  1. User-Friendly Interface: The app has a simple and intuitive interface, making it easy for users to navigate through the unlocking process.
  2. Step-by-Step Guidance: The app provides clear, step-by-step instructions to guide users through the unlocking process.
  3. Status Updates: Users can check the status of their unlock request directly within the app, making it easy to track progress.
  4. Customer Support: The app provides access to AT&T’s customer support for any questions or issues during the unlocking process.

User Feedback and Ratings

The AT&T Unlock App has received mixed reviews from users. Many appreciate its user-friendly design and clear instructions, making the unlocking process straightforward. They also appreciate the ability to track their request status in real time.

However, some users have reported technical issues with the app, such as errors during the unlocking process or slow response times. Some also mentioned that the app could benefit from more detailed troubleshooting guidance.

Overall, the AT&T Unlock App is a useful tool for AT&T customers looking to unlock their devices. While it has some areas for improvement, its user-friendly design and helpful features make the unlocking process more accessible for many users. As always, user experiences may vary, and it’s important to keep your specific needs and circumstances in mind when using the app.

Risks and Precautions When Unlocking a Phone

Unlocking a phone can offer many benefits, but it’s not without its risks. Here are some potential risks and precautions you can take:

Potential Risks

  1. Voiding Your Warranty: Some manufacturers or carriers may void your warranty if you unlock your phone, especially if you use unauthorized methods.
  2. Bricking Your Phone: If the unlocking process is not done correctly, it can ‘brick’ your phone, making it unusable.
  3. Security Vulnerabilities: Some unlocking methods may expose your phone to security risks, such as malware or unauthorized access.
  4. Poor Network Compatibility: While unlocking allows you to use any carrier, not all carriers may be fully compatible with your phone. This could lead to issues with call quality, internet speed, or access to certain features.

Precautions to Take

  1. Use Authorized Methods: Always use authorized methods to unlock your phone, such as your carrier’s official process or a reputable third-party service.
  2. Backup Your Data: Before you start the unlocking process, backup all your data. This will protect your data in case something goes wrong.
  3. Check Network Compatibility: Before switching to a new carrier, check that they are fully compatible with your phone to ensure a smooth transition.
  4. Understand the Consequences: Be aware of the potential consequences of unlocking your phone, such as voiding your warranty or potential legal repercussions.

By understanding the risks and taking the right precautions, you can unlock your phone safely and enjoy the benefits it offers.

Case Study: Real-Life Experiences of Unlocking an AT&T Phone

Unlocking a phone can be a unique experience for everyone. Here are a couple of real-life experiences from individuals who have unlocked their AT&T phones:

Experience 1: John’s Smooth Transition

John, a frequent traveler, decided to unlock his AT&T phone to avoid expensive roaming charges. He used AT&T’s official unlocking portal and found the process straightforward. After submitting his request, he received approval within two days. He was then able to use local SIM cards during his travels, saving him a significant amount on roaming charges.

Lessons Learned: John’s experience shows the benefits of unlocking for frequent travelers. It also highlights the efficiency of using the official unlocking process.

Experience 2: Sarah’s Third-Party Challenge

Sarah wanted to switch carriers for better service but was still under contract with AT&T. She decided to use a third-party unlocking service. While the service successfully unlocked her phone, she later faced issues with her new carrier’s network compatibility. She had to spend additional time and money to resolve these issues.

Lessons Learned: Sarah’s experience underscores the importance of checking network compatibility before switching carriers. It also shows the potential risks of using third-party unlocking services.

These experiences show that while unlocking an AT&T phone can offer many benefits, it’s crucial to understand the process and potential challenges. Whether you’re a frequent traveler like John or looking to switch carriers like Sarah, always do your research and consider your specific needs and circumstances.


Unlocking your AT&T phone can seem like a daunting task, but it doesn’t have to be. With the right information and a little patience, you can unlock your phone and enjoy the freedom it brings. Whether you’re looking to switch carriers, travel abroad, or increase your phone’s resale value, unlocking your phone is a step in the right direction. Remember to follow AT&T’s policies and the law when unlocking your phone. Now that you’re equipped with the knowledge, it’s time to unlock the potential of your phone.

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Frequently Asked Questions (FAQs)

Does Unlocking a Phone Make It Universal?

Yes, unlocking a phone allows it to accept SIM cards from any carrier, making it universal. However, you should still check if the phone is compatible with the network frequencies of your new carrier.

Will Unlocking My Phone Void My Warranty?

Unlocking your phone through the official AT&T process will not void your warranty. However, using third-party services or unauthorized methods might.

Can I Unlock a Lost or Stolen Phone?

No, AT&T does not allow unlocking of phones that have been reported lost or stolen. This is to protect the original owner’s rights and prevent fraudulent activity.

Why Was My Unlock Request Denied?

There could be several reasons, such as not meeting the eligibility criteria, having an unpaid balance on your account, or having a device that’s been reported lost or stolen. Contact AT&T’s customer service for more information.

Can I Use My Unlocked Phone Abroad?

Yes, one of the main benefits of unlocking your phone is the ability to use local SIM cards when traveling abroad. This can help you avoid expensive roaming charges.

Can other Carriers Unlock my AT&T Phone?

No. You can only unlock your device based on the AT&T requirements. You can then use other carriers on your device after it has been unlocked.

How Fast is the AT&T Unlocking Process?

The whole process of unlocking your AT&T device is fast and easy and it might only take you up to 3 days at most to complete the process from sending the request to awaiting confirmation from AT&T.

Why Did AT&T Reject my Unlock Request?

AT&T can only approve of your unlock request if your device fulfills all the necessary requirements stated. If your request has been rejected, then it’s either a requirement has not been fulfilled or you’ve made a mistake in the unlocking process.

Can AT&T Permanently Lock my Device Onto its Network?

Yes. If AT&T detects a violation from your device, it can permanently lock the device. Another way your device can be permanently locked is if you input the wrong unlock code up to 5 times on your device.

Is Unlocking my AT&T Device the Same as Jailbreaking?

No, it is not. Jailbreaking is done in order to be able to make use of applications that are not available in your phone’s Appstore, while unlocking the device is done when the user wants to utilize another carrier like Verizon and T-Mobile.