Tutorial to Sim unlock Samsung Galaxy S4 (GT-i9505) for free

Today I bring you a tutorial to release Samsung Galaxy S3 and so you can use your smartphone with any carrier without any restrictions.

Most users take their devices through an operator. These telephone companies  usually provide devices that they modify the software to include applications, options and a set of bloatware own. In addition, companies often limit some functions, for example so that the phone can not be used with another carrier. What we do to release or unlock a phone is to allow it to work with any company.

If you want to unlock your device, today I bring you a tutorial to unlock Samsung Galaxy S4

How to Unlock Samsung Galaxy S4 (GT-i9505)

It is clear that this is a risky process that could lead you to lose your warranty. From AndroidZone we are not responsible for damage that may occur to the equipment remains under YOUR own risk.

Before you start this process you should know that only serves the S4 Galaxy (GT-i9505) and NOT for other versions.

1 - The first thing to do is open the phone dialer and press  * # 0011 #

2 - Then, press Menu  and then Back . Then slowly press the Menu again and choose  Key Input . He writes  one  and press  OK  to enter  Service Mode .

3 - Press Menu again and then back . This will bring up the Main Menu ( Main Menu) to Service Mode . There press [1] UMTS .

4 - Select [1] DEBUG SCREEN , then [6] PHONE CONTROL .

5 - In the next screen you must choose [6] NETWORK LOCK .

6 - There you will have three options: click on [3] OFF PERSONAL SHA256 .

7 - Return the Main Menu by pressing Menu followed by Back . In the menu select [6] COMMON , then [6] NV REBUILD .

8 - The device will say that Golden Backup exists. Click on [4] Restore Back-up.

Then the device will go through a series of "conditions" and freeze. After a couple of screens appear and finally restart automatically (be patient, all this can take a few minutes).

9 - Ready! 've Managed to release Samsung Galaxy S4 and can be used with the company you want!

Samsung Galaxy Tab 3 - Specifications leaked

The Samsung Galaxy Tab 10.1 3 inches come with a screen that offers a resolution of 1,280 × 800 pixels, a 3 megapixel camera another 1.3mpx, Exynos 5250 processor dual-core 1.5 GHz, 1 GB memory and 16 GB internal storage.

As expected, the operating system will be Android 4.1.2 and Jelly Bean every bedroom need to be logged in as WiFi a / b / g / n, DLNA, WiFi Direct, Bluetooth 4.0 and could come with LTE model.

Regarding the design not yet have many details, but it is believed that this will have a size of 256.7 × 175.3 × 8.7 mm with a weight of 533 grams telling his 7,000 mAh battery.

3 Samsung Galaxy Tab 8.0

Meanwhile the smaller model will have an 8-inch resolution of 1,280 × 800 pixels, which gives you a better pixel density, and come with the same processor and the same cameras but would increase its capacity to 2 GB RAM .

Design have not been filtered images but it is believed will have a size of 112.1 × 209.6 × 6.95 mm with a weight of 330 grams telling his 4,500 mAh battery.

Samsung provides insurance against accidents for the Galaxy S4

Samsung wants to promote its products in emerging markets and this has extended the warranty of the Galaxy S4 24 months accidental damage in some African markets without any kind of additional cost.

This new warranty applies to 15 African countries but have some limitations as they only cover the device suffer damage due to liquid spills and broken screens. In all other cases, users must pay for the repair of the phone as they normally would.

To obtain this warranty, users must register for the e-warranty service on local Samsung official site.
Customers of the following 15 African countries will have this extra service with some limitations: South Africa, Nigeria, Kenya, Ghana, Senegal, Sudan, Tanzania, Ethiopia, Namibia, Zambia, Mauritius, Uganda, Costa Ivorie, Angola, Botswana, and Mozambique.

George Ferreira, vice president and chief operating officer of Samsung Electronics Africa said:

"This warranty is another way in which Samsung is showing its commitment to customer service by introducing the Galaxy Series S4 and extended to other Samsung devices in the coming months."

The countries that will enjoy this additional warranty are: South Africa, Nigeria, Kenya, Ghana, Senegal, Sudan, Tanzania, Ethiopia, Namibia, Zambia, Mauritius, Uganda, Ivory Coast, Angola, Botswana and Mozambique.

No doubt great news for all users in those countries. Hopefully Samsung fulfill its promise and guarantees such reach more countries and devices as the service after sales customer care is one of the most important issues for the vast majority of mobile device users.