For technical support or assistance with a purchase on an Android™ device, visit Google's support site. There, you'll find answers to many common questions and avenues to contact Google Play Customer …

What to do if your Authenticator gets stuck at any point during set up.

What to do if you can't resync your authenticator.

Information on the mobile payment option for Blizzard Balance codes in Argentina, Chile, and Mexico.

What to do if you get a "Something went wrong" error when logging in to the Blizzard Battle.net Mobile App

Basic information on the mobile version of Hearthstone

How to resolve the "Shop Closed" error in Hearthstone

Troubleshooting for Hearthstone connection issues on mobile devices.

Hearthstone Patch Not Available on Mobile Platform

Troubleshooting steps for missing notifications on the Blizzard Battle.net Mobile App