Every morning after start of Android Studio I became a dialog with information about new version of Android Studio (Beta). If I click on \"Update & Restart\" the patch w
I successfully updated my AS from 2.1.1 to 2.2.2, by the following way:
File > Close Project. Close AS.
restart AS, it will not open any project and show you a project list, but please don't open any project.
wait for AS to popup a dialog to remind you there is a new version.
click "update & restart".
after restart, it may remind you import previous configuration files.
import configuration, open a project, you will see the new version number.
hope this will help.