When I start Android Studio, it shows popup regarding new update of 1.1 release. But when I start updating, After downloading all patch files, while restarting, it shows fol
I had the same error when upgrading from 3.1.x to 3.5.x. What worked for me was downloading the new Android Studio image from https://developer.android.com/studio and installing it (when asking me if I want to replace the old version I said yes). Everything seems to work fine now.