Buying a used iPhone may give rise to certain issues, such as it may not work properly even if you insert the sim card. If, at such time, it says that "Sim Card is Invalid", your iPhone is quite possibly blacklisted. That means someone has reported it as a lost or stolen phone. That's why the company doesn't offer services unless the block is removed.

You may contact the owner at any such moment in order to ask for the removal of the block. But if you don't get a response, you can try a few methods to unlock the blacklisted iPhone.

Let's take a look at how you can get to know if your phone is blacklisted and whether you can unlock it or not. Also, you will find ways to unlock your blacklisted iPhone.

Part 1: How to tell if your phone is blacklisted?

You can get an idea about whether your phone is blacklisted or not depending on its working after you insert the sim card. If it shows a "Sim Card is Invalid" notification, it is surely blacklisted. But you can get help from various online sites also in this regard, which will let you know about your iPhone's status accurately. You just need to provide the app with your phone's IMEI number, and you will be able to see the full info on your screen. If you don't even know the IMEI number, you can visit Apple's official website to learn it.


If you come to know that your phone is blacklisted, just try to unlock it. There are various methods of doing it and you can choose any of them according to your needs.

Part 2: Can I unlock a Blacklisted iPhone?

Once you get to know that your iPhone is blacklisted, you should try to unlock it and you can do that as well. There are multiple methods of doing it, one of them is to contact the previous owner (who has reported) for asking him to remove the block. But if it doesn't work, you may try other methods which are quick and reliable also, inclusive of the one that lets you use softwares.

Part 3: How to unlock a Blacklisted iPhone for Free?

It is quite possible that you might be looking for a free solution to unlock your blacklisted iPhone and that is available also. You just need to reach out to the phone carrier and they will provide you with a solution for free. And you won't face any kind of restrictions either from Apple. Also, once you cope with this issue, it will not arise again. So, you can unlock a blacklisted iPhone for free with ease.

Part 4: How to unlock a blacklisted iPhone in 3 Paid Ways?

You may not be able to unlock your iPhone for free at times, so you must look for alternate ways of doing so. This requires the use of 3rd party apps or softwares.

Let's take a look at how you can unlock a blacklisted iPhone in Paid Ways.


It is an organization that provides both Android and iOS users with unlocking services. They do it in a safe and specialized way which is why you don't need to rely on any other method.



This is another organization that offers the users unlocking services without compromising on the quality and without damaging any part of your iPhone. And you may ask them for the warranty also. Overall, it's a good option to go for.


Replacing the IMEI Chip

This method is applicable to both android as well as iOS devices. It includes the replacement of IMEI chip in your iPhone. It is surely a complex method and you can't use it on latest models. The reason is that it's not easy to find a clean IMEI chip. But if you find one, this method will work well for you.


Extra Tip:How to Unlock an Disabled iPhone?

If you want to unlock unlock an Disabled iPhone, you must find suitable and quick ways to do it. And the most efficient way at the moment is to use softwares to get rid of this issue. One such software that can help you in this regard is PassFab iPhone Unlocker.

Below are some of its features:

  • It can unlock an iPhone/iPad that is disabled or locked.
  • It doesn't require the Apple ID/password to factory reset your device.
  • It is compatible with the latest iOS models.
  • You'll notice a few features on the main page. Just click on "Start" and move forward.

  • Connect your iDevice to your PC that has PassFab iPhone Unlocker and then click on "Next".

  • Choose the file save path and click "Download" button to download firmware package.

    download-firmware-package download-firmware-package-success
  • Once you have downloaded it, click on "Start Remove" button for removing the password. This will let you open the iPhone without any password, Face ID or Touch ID.

    removing-passcode remove-passcode-successfully

That’s how in these simple steps, you can ensure that you have unlocked your iPhone.