# Enable right-to-left languages

Enabling right-to-left language options displays the user interface elements for controlling paragraph direction, digit style, and ligature. When this option is selected, you can specify the writing direction (left-to-right or right-to-left) and type of digits (Western or Arabic-Indic) used for creating and filling out certain form fields, adding digital signatures, and creating text box markups.

Enable Right-To-Left Language Options is enabled by default under Arabic and Hebrew regional settings.

1. Choose Edit > Preferences (Windows/UNIX) or Reader > Preferences (Mac OS).
2. Under Categories, select International.
3. Select Enable Right-To-Left Language Options.