Pretty straight forward--why do Sephardim put on the tefillin shel yad while sitting?
This answer to another question about women and talit/t'filin says (about t'filin): Because of the Rema is the foremost Ashkenazic authority of halakha, the great modern Askenazic poskim (R. Moshe ...
The shulchan aruch apparently writes (by hilchos tzitzis) that one should stand while reciting birchas hamitzvah. Tefillin are a mitzvah. So why is the Sfardic minhag to sit while putting them on and ...