Android SDK missing with Android Studio 3

Question

I\'ve just downloaded Android Studio 3 for Windows from the official website, but when it starts, it displays an error message about a missing Andro

Answer 1

I ran into this and after uninstall and reinstall, still could not find the option under Tools.

After I opened a project, I found the option. There is a button (fourth from the right) that is the SDK Manager.