Connecting my S6 to my pansonic viera E5 series

[Garymoore1966]

My viera tv is a smart tv but i cant get my s6 to mirror on it,i can get youtube,netflix to cast to it but it wint cast my whole fone screen.ive tried wifi direct on my fone but tv doesnt find it.i bought a dongle and i can now mirror my ipad air no problem so can someone tell me wot im doing wron
thanks.g

 

[B. Diddy]

Moved from General Help to the S6 forum.