How to disable "development build" in web game

How to turn off that???

You serious?

Untick “Development build”.

Go to https://unity3d.com/webplayer/setup

Alt + right mouse click onto the grey canvas. Choose release channel and choose something other than Development.

Like this:

  • If you’re a player and don’t have access to the game in the Unity Editor, then my answer is for you.
  • If you’re a developer, then Graham Dunnett’s answer is the one looking for.