Samsung Galaxy S3 has a feature called auto correct a text. It means that when you type something in the screen while composing an e-mail or while typing the sms, it will suggest you the word and correct it. You may want to turn off this feature because some times Samsung Galaxy S3 auto corrects with wrong word. The steps for turn off auto-correct are listed below.
2) Go to “Settings”.
3) Select “Language & input”.
4) Click on the wheel on the right side.
5) Click on “Predictive text” to the “off” mode.