How to finish current activity in Android

Question

I have an Android application. I am making a loading screen with a progress bar.

I entered a delay in the onCreate method. When the timer finishes, I want to finis

Answer 1

What I was doing was starting a new activity and then closing the current activity. So, remember this simple rule:

finish()
startActivity<...>()

and not

startActivity<...>()
finish()