Enabling VR at runtime?? please help

Hi All

So I want to publish a desktop application that is Vr enabled but that DOES NOT start up in VR. It should start as a regular application and changing to VR is an option available to users via clicking a button in my options menu system.

I have googled around and tried several things already but cant find an exact working solution.

So far it seems you obviously have to have vr supported checked in the playersettings when you publish your application.

What other suggested then was...

Enabling VR at runtime?? please help