How do i get rid of this flickering pls help!(new user here)

Guys i just started learning unreal engine 4. When i add geometry like cube and stuff the edges flicker like hell.

How do i get rid of this please help.

Link : Unreal Engine Demo 05.31.2017 - 21.27.58.01 GIF by Arun Bharathi | Gfycat

Thank you very much…it worked :DD

Try turning off Temporal AA in the settings like this.

http://i.imgur.com/qBEx25w.png

I had the same problem, glad I could help ^^