Visually, Xarab.shx is the Arabic equivalent of the standard . It is a single-stroke, simplex-style font. It does not have varying line weights (bold/italic) in the traditional sense. Instead, it relies on line thickness determined by the plot style or layer settings.
If you prefer to keep your custom fonts in a separate folder (e.g., on a company server): Xarab.shx Autocad Font