Instant run in Android Studio 2.0 (how to turn off)

Question

How to disable Instant Run in Android Studio 2.0 Preview. When I go to the settings I see it:

and I can not remove the tick from \"Enable Instant Run...\"

Answer 1

I tried all above but nothing helps, at last i just figured out that under setting >> apps, device still has an entry for uninstalled application as disabled, i just uninstalled from there and it starts working.

:) might be useful for someone