Samsung Unlock Code Guide for Every Samsung Model, Carrier and Network in 2025

Unlocking a Samsung phone is a straightforward process if you have the correct unlock codes. Whether you want to switch carriers or use your phone internationally, knowing how to use these codes can save you time and money. This guide breaks down the process for unlocking Samsung devices, the common codes used, and troubleshooting tips for common issues.

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TL;DR:

Unlocking your Samsung phone allows you to switch carriers or use it internationally. The process involves using specific unlock codes, such as #7465625*638*CODE# or #0111*CODE#, based on your phone model and carrier. If your phone doesn't prompt for an unlock code, you can enter codes manually or reset the device. Back up your data before attempting any reset. Troubleshooting methods like unfreeze codes and factory resets are available for locked or hard-locked devices. Always use the correct code for your phone model, and professional services are an option if DIY methods fail.

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General Steps to Unlock Samsung Phones

1. Turn Off Your Device: Power off your Samsung device and insert a SIM card from another network.
2. Turn On the Device: Switch the phone back on. If it prompts for an unlock code, enter the provided code.
3. Device Unlocked: Once the correct code is entered, your Samsung phone should be unlocked and ready to use on any network.

If your device does not prompt for a Samsung SIM unlock code, follow these steps:

• Open the phone dialer and enter: #7465625*638*#.
• When prompted, input the 8-digit network unlock code.

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Unlocking Samsung Phones: Detailed Steps

Step 1: Input Samsung Network Unlock Code

• Open the phone dialer and type: #7465625*638*CODE# (replace "CODE" with your network unlock code).
• If successful, the phone will confirm that it’s unlocked.

Step 2: Use a SIM Card from Another Carrier

1. Power off the phone and insert a SIM card from a different network.
2. Power on the device. If prompted for a code, enter the UNFREEZE code first.
3. After entering the UNFREEZE code, the phone may display a "Network Lock" or "SP Lock" screen. Enter the corresponding unlock code:

• Network Lock: Use the Network Unlock Code.
• SP Lock: Use the Service Provider Code.

4. If unsuccessful, dial *2767*3855# to perform a factory reset. (Warning: This will erase all data on your phone.)

Step 3: Unlock Without a SIM Card

• Enter the code: #7465625*638*CODE# (replace "CODE" with your unlock code).
• If it displays "Phone deactivated," the phone is already unlocked.

Step 4: Confirm Unlock

• With or without a SIM card, enter: #0111*CODE# (replace "CODE" with your unlock code).
• The phone will confirm if it’s successfully unlocked.

Common Samsung Unlock Codes for Specific Models

Samsung SGH-E400

• Insert a new SIM and power on the phone.
• Type: *2767*688# and press "Exit."
• Reboot and type: 00000000.
• To finalize, enter: #*7337#. Your phone is now unlocked.

Samsung SGH-X100

1. Insert a SIM card and power on the device.
2. Type: *#9998*3323#.
3. Select option #7, reboot the phone, and type: *0141#, then press Call.
4. Restart with a different SIM card and type: 00000000.
5. Finalize with: #*7337#.

Samsung SGH 2100

• Backup your data before proceeding.
• Enter: *2767*3855# and *2767*2878# to reboot and unlock.

Samsung J600

• Enter either #0111*UNLOCK# or #0149*UNFREEZE#.

Samsung SGH-P207

1. Enter: *2767*3855# to reset the phone.
2. Reboot with an unaccepted SIM card. Type: *#9998*3323#.
3. Use the Malloc Fail option, reboot, and type: *0141#.
4. Disable SIM lock using eight zeros (00000000).

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Troubleshooting Unlock Issues

Unfreeze Code

If your Samsung phone displays a "Phone Freeze" message, you will need an Unfreeze Code. This is typically provided along with the network unlock code. Enter the Unfreeze Code first to remove the freeze, then input the unlock code.

Hard-Locked Devices

If you’ve entered the wrong code multiple times, your phone might become hard-locked. In this case, contact your carrier or a professional unlocking service for assistance.

Factory Reset Method

As a last resort, you can use a factory reset to unlock your phone:

• Dial: *2767*3855#. (Caution: This erases all data.)

No Prompt for Unlock Code

If the phone does not prompt for an unlock code:

1. Open the dialer and type: #7465625*638*CODE#.
2. Replace "CODE" with your unlock code and press Call.

Additional Considerations

• Backup Your Data: Always back up your contacts, messages, and other important files before attempting an unlock.
• No Universal Code: Each Samsung model may require a unique code. Always use the correct code for your device.
• Professional Services: If DIY methods fail, professional unlocking services can help.

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Frequently Asked Questions (FAQs)

What is the code to unlock all Samsung phones?

There is no universal code that can unlock all Samsung phones, as different models and regions may have different codes. However, you can try the following code, which works for many Samsung phones: #7465625*638*CODE# or #0111*CODE# (replace "CODE" with the Samsung network unlock code).

What is the unlock PIN code for Samsung?

The default PIN for Samsung phones is set to 0000. You can change the PIN or reset it as needed.

What is the use of #9900 in Samsung?

The *#9900 Samsung code opens a diagnostic mode that allows users to check the system dump. This mode can help troubleshoot network, battery, and performance issues.

Can I unlock my Samsung myself?

Yes, you can unlock your Samsung phone yourself if you have the required unlock code. If you are locked out of your device, a factory reset may also work, but this will erase all your data. Always back up your device before performing a reset.

What is a Samsung network unlock code?

A Samsung network unlock code is a specific numerical code provided by the carrier or a third-party service that allows you to unlock your Samsung phone for use on other networks.

How do I know if my Samsung phone needs to be unlocked?

If you insert a SIM card from another carrier and your phone prompts for an unlock code or shows an error like "SIM not supported," it indicates the device is locked to its original network.

Can I unlock my Samsung phone for free?

Some carriers provide unlock codes for free if you meet their eligibility criteria, such as completing your contract. Alternatively, paid third-party services are also available.

What should I do if I enter the wrong unlock code too many times?

If you repeatedly enter the wrong unlock code, the device may become hard-locked. In such cases, you'll need to use an unfreeze code or contact a professional unlocking service.

Will unlocking my Samsung phone delete my data?

Entering an unlock code won’t delete your data, but performing a factory reset as part of the unlocking process will erase all content on the phone. Always back up your data beforehand.

Is unlocking my Samsung phone legal?

Yes, unlocking your phone is legal in most countries. However, it's essential to ensure you’ve fulfilled any obligations with your carrier, such as contract completion or paying off the device.

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Final Thoughts

Unlocking a Samsung phone is a manageable process when you have the right information and codes. With this guide, users can unlock their Samsung devices and enjoy the flexibility of choosing any carrier or using their phones internationally. Always ensure you follow the steps carefully and back up your data to avoid any loss.

By unlocking your Samsung device, you gain the freedom to use it to its full potential on any network worldwide.

Key Takeaways

• Unlocking your Samsung phone allows you to switch carriers or use it internationally.
• The process typically involves entering a specific unlock code provided by your carrier or a third-party service.
• Codes such as #7465625*638*CODE# or #0111*CODE# can be used to unlock many Samsung models.
• If your phone is "frozen," an Unfreeze Code may be required before entering the network unlock code.
• Hard-locked devices need professional assistance if the unlock code doesn’t work.
• A factory reset (*2767*3855#) can be a last resort to unlock your phone but will erase all data.
• Always back up your important data before attempting any unlocking method.
• There is no universal unlock code; each model and region may require a specific code.
• Diagnostic codes like *#9900 can help troubleshoot issues but do not unlock the phone.
• Professional unlocking services are available if DIY methods are unsuccessful.