You will be able to use any SIM card on your device and won’t need to worry about your carrier any more. Your device will be fully unlocked and carrier free after that. After this process, your phone will reboot automatically. Your Galaxy S4 might freeze for a couple of seconds, get a black screen and light up the notification LED. Now, wait for your device to go through a strange process.

You will now get a notification popup saying that a Golden Backup exists. You will now be in the ServiceMode COMMON menu. This method will work with any carrier and a lot of users have had success using this method. The method is quite easy and it will only take a couple of minutes before your Galaxy S4 is free from your carrier contract. This is possibly the only effective and reliable method to unlock your Galaxy S4 for free, without the use of any third party service. We apologize if you cannot unlock your phone, but the following methods are the best you can find. They only give out an unlock code if you plan on traveling for a bit.

They usually do this to keep you on contract.

In this case your carrier probably makes it so that you cannot unlock your phone. You also might find that none of the methods work. In this case, simply move onto a new method. You’ll notice that some techniques may not work for your model or carrier. A Warning Before You Unlock Your PhoneĪlthough we try to provide methods that work for everybody, unlocking a phone is not always the most reliable tactic. After that, ambitious types can even root their Galaxy S4. The unlocking process takes only a couple of minutes, and you will be able to use any other SIM/Carrier on your device after unlocking your Galaxy S4. We will tell you how to unlock Samsung Galaxy S4 for free, without paying a penny or using any third party service. Usually, you can get your device unlocked through the carrier by paying a small fee, and you can also use an IMEI unlock service.

Samsung s4 sim card hack