For numerals formatted according to Unicode rules for adjacent text, click Context. In general, this means numeral shapes are Hindi if surrounding text is Arabic.
For numerals formatted according to the Numbers tab in regional settings in Windows Control Panel (Numeral Shapes option for Windows 98, Digits Substitution/Standard Digits options for Windows NT), click System.
For Western (Arabic) numeral shapes, click Arabic.
For locale-specific numeral shapes, click National. For Windows NT, numerals will be formatted according to the Standard Digits setting in the Numbers tab in regional settings in Windows Control Panel. For Windows 98, numeral shapes will be Hindi for the Arabic version, Thai for the Thai version, and Western (Arabic) for all other language versions of Windows 98.