Unlock i9300 Galaxy S3 easy and free [Android Tutorial]

Because it is cheaper to buy the Galaxy S3 operator, it does not specifically use the new SIM. 
Learn in seconds and free to unlock your i9300.

But what is it that the release , the désimlockage the lock operator and all those things that many know but some are struggling to assimilate?

Back to the basics of telephony.

When you buy a smartphone with an operator with a package, the price of the device will vary depending on the amount of the package. You pay more expensive, less the phone will be. Advantage and disadvantage.

Not want to change the number (even if it is quite possible to transfer a number from one operator to another), or simply just pay for two packages cost the last mobile high-tech comes out the reasons to buy a smartphone blocked are multiple and depend on each.

I say "stuck" because it is impossible to use on a smartphone SIM Orange Bouygues example. In this case, it is generally necessary to wait 6 months before your operator free unlock your toy.

The purpose of this is TUTO answer a question, but why wait ?

I will go further: but why pay ? As everyone knows, the Internet or in the street (payphones) these companies charge a desimlockage between 15 and 30 € depending on the brand, while the operation takes a few seconds and does not require knowledge of the real hack.

Without further ado, ladies and gentlemen, learn to make your i9300 Galaxy S3, an open door to all SIM cards and therefore network operators free and easy !

Unlock / unlock i9300 Samsung Galaxy S3

Prerequisites:

• Have mobile rooted. If this is not the case, go HERE .
• Have busybox installed:

BusyBox Stephen (Stericson)  Free

• An apk (Android) found HERE (tested without any bug or virus).

Installation:

1. In the Galaxy S3, go to "  Settings> Security> Check 'Unknown Source '. "
2. Connect the smartphone to a PC and enable mass storage.
3. Find the apk downloaded earlier and drag it into the mobile memory.
4. Disconnect the smartphone.
5. With a file explorer in your Galaxy S3, search the Android you just drop.
6. Click on it and start the installation.
7. Launch the application, accept the super user permissions, you will get a page like this:
8. 
9. Click "  Unlock ", let the application do.
10. Restart the smartphone.

And yeah! You can test with any SIM card, your Galaxy S3 will accept any. 5 minutes to unlock your smartphone could ask for more?