Q. Is a Talaaq via sms, whatsapp, etc. valid?
A. A Talaaq (divorce) has to be issued verbally or in writing for it to be valid. (Shaami)
Accordingly, a Talaaq (divorce) via sms, whatsapp etc. is also valid as it is considered to be a written Talaaq (divorce).
Allah Ta’ala Knows Best
Mufti Ismaeel Bassa
themufti.com