The Wayback Machine - https://web.archive.org/web/20130907104747/http://scottlordsfi.blogspot.com/

Introduction

Here are some guidelines for using Calibri Arabic font:

Microsoft offers a free "Arabic Supplemental Fonts" package via the Settings app (Apps > Optional Features > Add a feature > Arabic Supplemental Fonts). This installs enhanced versions of Calibri, Segoe UI, and other fonts.

The Arabic language presents unique challenges for typography due to its right-to-left (RTL) writing system, complex ligatures, and distinct letterforms. Arabic typography requires fonts to be highly adaptable, capable of handling a range of diacritical marks and vowel signs that are essential for correct pronunciation. The design of Arabic fonts must balance aesthetic appeal with legibility, ensuring that text is easily readable while also conveying the cultural and artistic nuances of the language.

Another example (common phrase):

السلام عليكم ورحمة الله وبركاته

Purpose

: It was specifically engineered to be readable on LCD screens as part of Microsoft's ClearType collection .