arabic text typing problem
I have a problem typing the shadda and kasrah in arabic keyboard
The shadda marking needs, in fully vowelled text, to be accompanied by a fatha or kasra. However, when one does this, the second marking appears on top of the first - making both illegible...
Please help if this can be resolved
MacBook Pro (Retina, 13-inch,Early 2015), OS X El Capitan (10.11.6)