Keyur Kanade
Ansys Employee

It is not very clear from images. You may want to slice wing surface and blocking more and give more edge association. You may also try chaning geometry at trailing edge as follows. 


Please go through help manual for more details 

You may also check tet meshing in Ansys Meshing. 



How to access Ansys Online Help Document

Guidelines on the Student Community

Fluids Engineering Courses | Ansys Innovation Courses