Network Locked SIM Card Inserted On Your Samsung Galaxy S23 Phone? Unlock It Now

Carriers provide cellular connections so you can access the Internet, send text messages, and make phone calls without Wi-Fi. You cannot escape the carriers once you begin using a cell phone.

Customers can purchase a new handset via carriers or the mobile phone market. You may need an unlocked phone if you wish to use a different carrier’s service on your smartphone. However, if you want a gadget linked to a specific SIM card, you may buy one from the carriers for a reduced price.

Part 1: What Does It Mean If Your Samsung Galaxy S23 Asks for SIM Network PIN?

When your phone prompts you to enter a SIM Network Unlock PIN, it means that your device is currently locked to a specific mobile network carrier, and it can only be used with SIM cards from that carrier. This locking mechanism is usually put in place by the carrier or the phone manufacturer to ensure that you continue to use their services, typically for the duration of a contract. As a result, your phone cannot be freely used with SIM cards from other carriers until it’s unlocked using the correct PIN or code.

Part 2: Why Does Your Samsung Galaxy S23 Say Invalid SIM Card – Network Locked SIM Card Inserted?

System Errors

Since SIM locking is a smartphone restriction implemented to stop it from being used on other networks, Android system errors can cause network-locked SIM cards. Resetting these errors can help unlock your network locked SIM card inserted device. Service providers decided to provide a formal SIM unlocking option as a result.

Because of this, any locked SIM may be readily unlocked, and once a device opens, it can work like a conventional mobile phone and with any SIM card of the user’s choosing.

Carrier Lock

The consumer must stick with the same service provider for a specific time after purchasing the bundled device and data pack. This is called a carrier lock on the Samsung Galaxy S23 device and is one of the most common errors in network locked SIM card inserted devices. During that time, the Samsung Galaxy S23 device will be network- or SIM-locked, prohibiting the user from changing service providers.

The user cannot change the SIM. The service provider will offer the SIM Unlock code needed to unlock the handset when the contract expires. The gadget can be used with any other SIM card and exported to another country without problems when the network lock has been removed.

Region Lock

Apple and AT&T initially worked together to implement the SIM lock and the SIM locked devices. The original purpose was to force the user to continue using the same service provider in a specific area or time.

However, some telecom service providers sell the handsets with select data plans as bundled plans in collaboration with the Samsung Galaxy S23 device manufacturers. As a result, the handset will cost less than it would otherwise. Sometimes, these offers are particular to a specific region, called a carrier lock.

Firmware Problems

Sometimes, the Samsung Galaxy S23 device manufacturers release many versions of the same firmware for different geographical locations.

As a result, it may be possible that the user may face contradictions in the agreement of device firmware and the network-locked SIM card that was supposed to be used on the Samsung Galaxy S23 device. Due to firmware problems, the users may also face a network-locked SIM card-inserted device.

Part 3: How to Unlock Network Locked SIM Card Inserted?

Unlocking a network-locked SIM card may seem like a complex task. However, it can be a straightforward process if you follow the right steps. In this section, we will guide you through the process of unlocking your network-locked SIM card. We will discuss 3 different ways you can unlock a network-locked SIM card inserted:

Method 1. Contact Network Carrier to Unlock Network Locked SIM

Contacting your network carrier is often the most recommended choice. It is a straightforward and reliable method to unlock your network-locked SIM card. Unlocking your network-locked SIM card through your carrier is a reliable and legal method. Before contacting your carrier, get information like your device’s IMEI number and account details. There are several ways to get in touch with your network carrier’s customer support.

You can call the customer support hotline, visit the website, or go to a physical store. The process usually involves receiving an unlock network code, which you need to use. Once you’ve entered the unlock code, your phone should display that it’s now unlocked. Test it with the new SIM card to ensure that it can make calls, send texts, and access mobile data without any issues.

Method 2. Use Online Unlock Service to Unlock Network Locked SIM

There are many online services available for unlocking a network-locked SIM card. In case you don’t want to go through your network carrier, these can be a good alternative. These services employ the IMEI number of the Samsung Galaxy S23 device to unlock smartphones.

One such service is Canada Unlocking , which offers to unlock your network-locked SIM card via email. Follow these steps to unlock a network-locked SIM card via online services:

Step 1: Use a web browser to access an online SIM card unlocking service like Canada Unlocking. On the main page, choose your network carrier or device brand.

Step 2: Follow it by providing the IMEI number of your device. Afterward, make the required payment, and you will receive the unlock code via email.

Method 3. Repair Your Samsung Galaxy S23 Firmware If Your Unlocked Phone Suddenly Network Locked

Coming across “Network Locked SIM Card Inserted“ doesn’t necessarily mean that your SIM card is network locked. It can also happen due to a system bug or glitch. This can be the case if you suddenly face this issue after recently updating your device. In such scenarios, you need a reliable Android system repair tool like Wondershare Dr.Fone.

With this tool, you can repair Android OS system issues such as black screen of death, apps crashing, and many more. It supports over 1000 Android models across all major Android brands for system repair. Below are the steps you need to fix the network-locked SIM card issue:

Step 1: Download and Connect Wondershare Dr.Fone

First, download Wondershare Dr.Fone from its official website. Install the software on your system and launch it to proceed. Establish a connection between your Android and the system using a USB cable. Furthermore, access the “Toolbox” section and select “System Repair” to move forward.

Step 2: Add Your Samsung Galaxy S23 Device Details

After selecting “System Repair,” you will proceed to a new window. Here, choose the “Android” button and proceed to the next screen to select “Start.” Now add your device details like “Brand”, “Name,” “Model,” “Country,” and “Carrier.” Then, checkmark the “I agree with the warning and I am ready to proceed” box from the bottom right corner and click “Next.”

Step 3: Solve the Network Locked SIM Card Inserted Issue

Now, you need to put your Android device into Download Mode. You can follow the instructions given on the screen for it. As soon as the Samsung Galaxy S23 device is in Download Mode, Wondershare Dr.Fone will start downloading the firmware. Once it is downloaded and verified, click “Fix Now.”

Confirm your choice by inserting “000000” in the pop-up dialogue box and tap “Confirm.” It will start the Android repair process to fix all system issues.

Bonus Tip. How to Unlock Network Locked Sim Card Inserted on iPhone?

If you want a fast and easy method to unlock your network-locked iPhone, you can use a third-party tool such as Dr.Fone – Screen Unlock (iOS). It is the best sim-unlock tool for iPhone users. It enables users to safely unlock their devices within five minutes. With Dr.Fone, you don’t have to wait for the sim-unlock code or reset your device firmware that can remove all your data.

You can download Dr.Fone on your PC and use it to unlock your iPhone without data loss. You can also use Dr.Fone to unlock your iPhone’s screen lock and Apple ID. Although Dr.Fone is a one-stop solution for all of your phone-related problems, its sim-unlock only works for Apple devices. Here is how you unlock your carrier-locked iPhone with Dr.Fone – Screen Unlock (IOS).

Download and install Dr.Fone on your PC. Launch the application and select the “Screen Unlock” tab from the list on the homepage.

Now, click on the “Remove SIM Locked” tab on the next page. You can only use it to unlock iPhones.

Connect your iPhone and PC with a USB cable. Once your device is ready, click on the “Start” option to proceed with the sim unlock process.

Next, the system will detect the Samsung Galaxy S23 device connection, then its information will show up on your PC screen. If all of it is OK, click on the “Unlock Now” option.

You cannot unlock your iPhone without a jailbreak, so you must do it before the system unlocks it. You can learn about the jailbreak process via the guide, or watching the video provided by Dr.Fone to jailbreak your iPhone is also feasible. The process is compatible with devices running iOS 12 to iOS 14.8.1.

Now, you have to complete three tasks on your iPhone. First, put the SIM card out of your device. Open “Settings” and tap on the “WIFI” option. Tap on the blue exclamation mark next to all the connected networks and select “Forget This Network.” Now, switch off the “WIFI” and insert the locked SIM card in your iPhone. Click on the “Continue” option on your computer.

After that, Dr.Fone will automatically start the SIM unlocking process. You can see its progress on your PC. The process only takes a few minutes to complete, so you don’t have to wait for a long time.

After the process ends, all the sim restrictions on your iOS device are now removed and you can use sim cards from any network carrier. Next, click on the “Done” option to end the sim unlocking process.

Part 4: Why is SIM Unlocking Important?

As previously stated, a SIM lock enables a service provider to stop a customer from using the smartphone with the SIM cards of another service provider. This guarantees that the Samsung Galaxy S23 device is only being used with the original SIM card for each provider. This locking also has a lot of drawbacks because it is incompatible with any other SIM card.

The phone cannot be used with other SIM cards if the SIM lock is enabled. Customers must therefore adhere to the current plan as is.
Since nobody wants to purchase a locked phone, it is hard for someone to sell or gift the mobile.
Traveling abroad with a SIM-locked phone could provide some challenges because you won’t be able to use a local SIM card on the phone while you’re there.

All the problems can be fixed, and the SIM works in any nation with the removed SIM lock.

Conclusion

Any of the methods above can work to get around the prohibition against using other SIM cards with your Android handset. The best thing about using Dr.Fone-Screen Unlock is that you don’t need unlocking codes to complete the tasks.

What Is a SIM Network Unlock PIN? Get Your Samsung Galaxy S23 Phone Network-Ready

A network-locked device tethers you to one carrier, limiting your choices. You might miss out on better deals, struggle with roaming charges abroad, or feel inconvenienced by limited coverage. And you can’t avoid these things without the right SIM network unlock PIN.

That’s why we’ve created this comprehensive guide to help you unlock your phone’s potential. This article will explain what a SIM network unlock PIN is, the process involved, and answer any questions you might have. Keep scrolling to learn more.

Part 1: Why Is Your Samsung Galaxy S23 Asking for a SIM Network Unlock PIN?

You just bought a new phone, excited to use it with a new SIM card. But your phone pops up with a request for a PIN code to unlock it. What’s that all about, and what do you enter? There are two main reasons why your phone might be asking for a SIM PIN or unlock code:

SIM Network Lock

The SIM Network Lock is a restriction placed by your phone’s original network provider, locking it to their network. It means you can only use the Samsung Galaxy S23 device with SIM cards from that specific carrier. Carriers use this to ensure that the phones they sell work only with their service. When you buy a subsidized phone, they want to ensure you stick around for the contract duration.

If you insert a SIM card from a different carrier, your phone will ask for a SIM Network Unlock PIN or Network Unlock Code (NUC). You’ll learn more about it in the upcoming sections of this article.

SIM Card Lock

SIM Card Lock is a security feature that protects your SIM card from unauthorized use on other devices. It requires you to enter a PIN (Personal Identification Number) to unlock the SIM card before you can use it.

The default PIN is usually printed on the back of the SIM card or its packaging. If you haven’t changed your PIN, use the 4-8 digit code provided by the carrier when you get your SIM card.

If you’ve forgotten the SIM PIN code, you can use the PUK (PIN Unlock Key) code to unlock the SIM and set a new PIN. The PUK code is also printed on the SIM card packaging, but be careful, as entering the wrong PUK code too many times can permanently lock the SIM card.

Not knowing the SIM unlock PIN code can be frustrating, especially if you want to switch mobile carriers. So, in the next part, we’ll explore whether it’s possible to unlock a SIM network-locked iPhone device.

Part 2: Can a SIM Network Locked iPhone Be Unlocked?

Yes, a SIM network-locked iPhone can be unlocked by your network provider. Insert a new SIM card, and you’ll be prompted to enter the SIM Network Unlock PIN. After inputting the correct unlock code, your iPhone is ready to use with any carrier.

If you are thinking about unlocking your iPhone, it’s crucial to grasp what a SIM Network Unlock PIN is and how it functions.

Part 3: What Is a SIM Network Unlock PIN?

A SIM network unlock PIN is a code allowing you to remove your phone’s network lock. It means you can use your phone with a SIM card from any compatible network provider, not just the one you originally bought it from. It is also known as Network Unlock PIN (NUP), Network Control Key (NCK), or Network Unlock Code (NUC).

Unlocking your device can be useful if you:

Bought a phone locked to a specific carrier and want to switch to a different one.
Are planning a trip abroad and want to use a local SIM card instead.

Still haven’t finished your contract with your original carrier and want to keep the phone but use a different service.
Bought a phone second-hand locked to the previous owner’s network.
Want to increase your phone’s resale value; unlocked phones generally have a higher resale value than locked phones, as various buyers can use them.
Want more carrier flexibility; you are not tied to one carrier and can choose the provider that best suits your needs in terms of price, coverage, data plans, and other features.

Things To Consider

Before you proceed, here are some key points to remember:

Eligibility: Not all phones are eligible for network unlocking. Check with your carrier or manufacturer for details.
Costs: While some carriers can give SIM network unlock PIN for free, others may charge a fee. Third-party unlocking services also typically charge a fee.
Waiting time: It can take days or even weeks to receive your SIM unlock PINcode from your carrier and process it. For instance, Vodafone usually unlocks the Samsung Galaxy S23 device within 72 hours to 10 days if they have to reach the manufacturer.
Risks: Using an unauthorized unlocking method could damage your phone or void its warranty.
Backup: Before unlocking your phone, back up your data, as the process may erase it.

Now that you understand SIM Network Unlock PIN, let’s get down to business! In the final part, we’ll guide you through the two ways of unlocking your iPhone for a new carrier.

Part 4: How To Unlock Your iPhone for a New Carrier?

Ready to unlock your iPhone and explore your carrier options? Read on, and this part will break down each method step-by-step so you can choose the one that best suits your situation.

Method 1: Unlock SIM Card Without SIM Network Unlock Pin Fast

If you’re wondering about unlocking a second-hand iPhone, what to do if the carrier’s SIM network unlock PIN doesn’t work, or if you can’t wait for the network provider’s response, don’t worry. You have one of the best mobile solution apps to remove SIM lock available here.

Wondershare Dr.Fone , a powerful mobile solution app, can simplify this process. Regardless of mobile carrier or purchase method, it can unlock your iPhone in a few minutes.

Important Considerations:

Fone will not be able to remove the SIM lock if your iPhone’s mobile carrier blocks or blacklists the IMEI.
Jailbreaking is necessary for SIM lock removal and can void your iPhone’s warranty.

So, if you plan to switch carriers without a SIM network unlocks PIN code, this method is a good fit for you. Follow these steps below to fix common issues like “SIM Not Supported” and “SIM Locked” with ease.

Step 1: Download and install Dr.Fone on your computer. Connect your iPhone to your computer using a USB cable. Next, launch the app to set up your account, then from the Toolbox homepage, select Screen Unlock.

Step 2: After you select iOS as your device type, choose the Remove SIM Locked option.

Step 3: Click Start to initiate the process. On the next screen, click Unlock Now to confirm your device information.

Step 4: Jailbreak your iPhone using the guide or video in the pop-up window.

Step 5: Follow the in-app guide to complete the SIM lock removal process.

Step 6: Wait for the process to finish. Dr.Fone will notify you when the SIM lock has been removed.

Method 2: Get a SIM Network Unlock Pin for Free From the Network Carrier

Requesting a SIM network unlock PIN for free is usually straightforward. iPhones purchased from carriers are often locked to their network for a certain period (AT&T and Verizon require 60 days).

Step 1: Visit your carrier’s website or contact them to confirm if your phone is eligible for unlocking.
Step 2: If eligible, submit a request through your carrier’s website or app. You may need to provide information like your IMEI number, account details, and proof of purchase.

Step 3: Depending on your carrier, you might receive the unlock code after a few days or weeks. It might be delivered via email, text message, or online account.
Step 4: Follow the instructions provided by your carrier for your phone model. It usually involves inserting a SIM card from a different carrier and entering the SIM network unlock PIN code when prompted.

Important notes:

Some carriers may charge a fee for unlocking your phone and only unlock devices for customers in good standing with their accounts.
Unlocking your phone may not be possible, depending on your contract, device financing, or other factors.
Ensure you follow your carrier’s instructions for unlocking your phone model to avoid issues.

Conclusion

Unlocking your phone opens a world of flexibility and potential savings. You’re free to choose any carrier, access more international roaming options, and even boost your phone’s resale value.

But remember, safety first! Avoid shady websites or unofficial tools promising instant unlocks. These can be risky and even harm your device.

Instead, opt for safe and legal methods. Contact your carrier directly to request a SIM network unlock PIN or use a reputable tool like Dr.Fone Remove SIM Lock. It offers a user-friendly interface and an efficient way to unlock your phone, empowering you to maximize your device usage.

Tips: Are you searching for a powerful Screen Unlock tool? No worries as Dr.Fone is here to help you. Download it and start a seamless unlock experience!

Three Ways to Sim Unlock Samsung Galaxy S23

You probably purchased your Samsung Galaxy S23 for a significant discount but are now stuck with the same network for a couple of years. You loved the Samsung Galaxy S23 device but your network provider does not have any plans that exactly suit your needs. To release your device from your current network’s clutches, you will need to unlock your phone.

There are three ways you can do it and this post will go through each method so that you can find one that you are most comfortable with. Do note that if your contract has ended with your network provider, this “How to unlock Samsung Galaxy S23” post can be skipped as you can just ask them to unlock your phone or purchase a sim network unlock pin for a minimal price.

Part 1: Samsung Galaxy S23 Unlock Code

This is probably the easiest, no-fuss method to sim unlock Samsung Galaxy S23. Follow these steps carefully to successfully perform Samsung Galaxy S23 unlock code.

Do take note that this process may not work with your carrier. Therefore, always check if this is the right way to obtain the necessary code:

1. Check the SIM lock status—you can do this by dialing *#*#7378423#*#*.

2. Tap Service info then Sim lock.

3. The number beside Network indicates how many attempts you have to unlock the phone. If it says ‘7’ it means you have seven attempts; ‘0’ simply means it is hard locked and cannot be unlocked using this method.

4. Find the IMEI number by dialing *#06#. Jot it down as this will be your code.

5. Insert your new SIM card and tap in the IMEI number when it asks you for SIM network unlock PIN.

If you have followed these steps to a tee, you should have unlocked your device. If you had to abort after Step 2, look at the other two methods below.

Part 2: The Best Samsung Galaxy S23 SIM Unlock Code Generator

To safely and successfully sim unlock your Samsung Galaxy S23, it is important to find a trustworthy sim network unlock pin software . Here I am going you present to you DoctorSIM - SIM Unlock Service. It definitely is one of the best sim unlocking code generators in the market. It helps you permanently sim unlock your phone so you can use it on any carrier provider you want in the world.

How to use SIM Unlock Service

Step 1. Visit Doctor - SIM Unlock Service official website, click on the Select Your Samsung Galaxy S23 button, and then select Samsung among all the phone brands.

Step 2. On the new window, fill in your phone IMEI number, model, your contact email, and other required information. Once your order is processed, the system will then send you the unlock code and instructions. You can follow the instruction to unlock your phone easily.

Part 3: Samsung Galaxy S23 Unlock Carrier

If your Samsung Galaxy S23 is hard locked, this is your best bet in getting your device unlocked. Actually, it is the safest method among all three:

Get a new SIM card from a new carrier.
Call your carrier’s customer service line and ask what are the requirements to qualify you to get your Samsung Galaxy S23 unlocked. If you have honored your contract, there should not be any problems. However, do ask your carrier if there are any additional requirements. Do note that there may be fees involved.
Once your customer service representative has determined if you have met all their requirements, they should give you the SIM network unlock PIN Samsung Galaxy S23. Again, depending on your carrier, they might either give you the code over the phone, through email or via SMS. If you have the choice, always opt for email or SMS so that you are able to jot down the right number.
Once you have gotten the code, insert the new SIM card (from your new carrier). You will receive a prompt to enter your code. Make sure that you key in the right code—entering the wrong code will cause your phone to be locked (possibly forever).

Part 4: Samsung Galaxy S23 Unlock App/Software

There are some of us out there who are just not confident with doing things ourselves or trusting our own carrier.

HOWEVER, if your first instinct is to head to Google Play to look for SIM unlock tools, heed these cautions. There are currently many apps that claim that they can unlock your phone but it is just a scam. You should also avoid torrent files available online. These apps and software are usually laced with Trojans and other types of malware. So do sort through the reviews so that you will not fall into a malicious trap.

One that we can attest to is MyMobileUnlocking.com ; it is fast and affordable. Here is how you can unlock your Samsung Galaxy S23:

Choose your Country from the dropdown menu and click the Confirm country button.

Select your device’s Phone Brand (Samsung Ericsson) and click the Confirm brand button.

Choose the service that you want and click the Confirm service button.

Click the Buy now button and complete the order form.

Once you are finished, click the Place order button.

Make payment for the service. Follow the instructions carefully.

You will then get the confirmation and code emailed to you.
Insert your new SIM card into your Samsung Galaxy S23 device.
Key in the code when it prompts you to do so.

Part 5: The benefits of an unlocked Samsung Galaxy S23

If you now know how to unlock Samsung Galaxy S23 but still do not know its advantages, we are here to help.

As indicated in the introduction, unlocked phone users can freely choose the plans they subscribed to—on any carriers, in any country. Therefore, if you travel frequently around the world, having an unlocked Samsung Galaxy S23 would be beneficial. Using a local SIM card is much cheaper than paying for exorbitant roaming charges.

You can also benefit from an unlocked Samsung Galaxy S23 if you are the kind of person who likes to take advantage of current offers provided by your local carriers. Prepaid plans are always changing in terms of offering so having the flexibility of changing carriers and prepaid plans can help you save money in the long run.

Part 6: The downside of an unlocked Samsung Galaxy S23

Are you thinking “Well, why can’t I just buy an unlocked Samsung Galaxy S23 in the first place?” right about now? Well, you can but think of the amount of money it will cost you.

For example, in Australia, an unlocked Samsung Galaxy S23 will cost around $499 from any Samsung outlet but $0 for the Samsung Galaxy S23 device when you pair it with a 24-month postpaid plan. While this may look attractive now, you may be paying more for a locked Samsung Galaxy S23 in the long run.

Conclusion

Now that you know the three ways of unlocking your Samsung Galaxy S23, all you need to do is find one that is most compatible with you. Just remember to think of everything through and carefully. Most importantly, if you have a locked device, always seek advice from your carrier to see if this is possible.