I\'ve found some webpage but it does not guide me back to normal android project view. http://developer.android.com/sdk/installing/studio-androidview.html
I
Try:
View -> Tool Windows -> Project OR the shortcut is alt+1.
If that's not working try:
Window -> Restore Default Layout OR the shortcut is shift+F12.
Also, check that Studio is up to date:
Help -> Check for update...