Enter text, ››Change the text input method

In the application list, select Settings → Security → SIM

Change Alert.

Select Sign in.

To create a Samsung account, select Create new account.

Enter the email address and password for your Samsung account, and then select Sign in.

Drag the SIM Change Alert switch to the right.

Select Alert message.

Enter the text message that will be sent to the recipients and select OK.

Add recipients:

●● Select Create and enter phone numbers manually, including the country code and the + symbol.

●● Select phone numbers from your contact list by selecting Contacts.

Select Save.

Enter text

You can enter text by speaking words into the microphone, by selecting characters on the virtual keypad, or by writing on the screen.

Text entry is not supported in some languages. To enter text, you must change the input language to one of the supported languages.

››Change the text input method

From a text field, tap the indicator icons area and drag it downwards to open the notifications panel.

Select Choose input method → a text input method.

Getting started

GT-I9300RWDXXV, GT-I9300MBDXXV, GT-I9300ZKAXSG, GT-I9300GREAFR, GT-I9300RWDTHR specifications

The Samsung GT-I9300 series, also known as the Galaxy S3, was released in 2012 and quickly became a hallmark of innovation in the smartphone market. Among the models identified—GT-I9300RWXJED, GT-I9300ZIDTHR, GT-I9300RWXXSG, GT-I9300MBXXSG, and GT-I9300MBDAFR—each variant shares core features while catering to different regional markets.

One of the standout characteristics of the Galaxy S3 is its impressive display. The device sports a 4.8-inch Super AMOLED screen with a resolution of 720 x 1280 pixels, delivering vibrant colors and deep contrast ratios. This display technology enhances the viewing experience whether one is watching videos or scrolling through photos. The sleek design, featuring a plastic body with a curved back, made it both lightweight and easy to hold.

Under the hood, the Galaxy S3 is powered by powerful processors—either the Exynos 4412 or Qualcomm Snapdragon S4, depending on the model. These chipsets, coupled with 1GB of RAM, provide users with the performance needed for multitasking, smoother graphics, and more efficient energy consumption. The device comes with internal storage options ranging from 16GB to 64GB, expandable via microSD, offering ample space for apps, media, and documents.

Another key feature of the Galaxy S3 is its camera. It boasts an 8-megapixel rear camera and a 1.9-megapixel front camera, capable of capturing high-quality images and 1080p video. The camera is equipped with features like autofocus, LED flash, and burst shooting, making it appealing for photography enthusiasts.

From a technological perspective, the Galaxy S3 also showcases advanced features for its time. It introduced Smart Stay, which uses the front camera to keep the screen on while the user is looking at it, and S Voice, Samsung's voice recognition software. Furthermore, it runs on Android 4.0 Ice Cream Sandwich, which can be updated to later versions, providing users access to the latest apps and functionalities.

The device supports 2G, 3G, and 4G LTE modes, depending on the variant, ensuring compatibility with various networks. With its robust design and feature-rich specifications, the Samsung GT-I9300 series set a high benchmark for future smartphones, making it a memorable entry in the competitive world of mobile technology.