Why I can not set create an application on Oculus Quest platform?I click on the button Create new app, but I not find Oculus Quest platform. Can anybody say how to do it?

Hello everyone, I have one bug in my scene and I do not know how fix it. Possible someone can halp me. I create app for Oculus Quest in Unity 2019.3. In My scene have couple cannon tools and user must use it one by one, but when I grab 5th tool, one ...