You can add Arabic to your keyboard by following these steps through your device's settings: How to add another language in Samsung keyboard
How to Download Arabic Language for Samsung Keyboard Downloading and adding the Arabic language to your Samsung keyboard allows you to type in Arabic scripts, use language-specific autocorrect, and access special characters across all your apps. Samsung Galaxy devices come with a built-in feature to manage and download dozens of input languages directly from the settings menu. How to Download Arabic on Samsung Keyboard download arabic language for samsung keyboard