Why did you edit the font files? There is a limited number of open-source Arabic fonts, and out of those, only small amount of them actually support Jawi alphabet. The fonts released from this ...
This is a step by step tutorial by Peter Baker for adding anchor features to glyphs. The learning curve for advanced typographical features is steep, if you want to understand them. But here is a step ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results