If your game is linked to Game Center or Google Play, you can recover it, your progress, and your units by logging back into your account. If this happens, when you log into Galaxy of Heroes you may think that your account is missing or that your saved information has been lost. Sometimes, upgrading apps or your device's operating system can sign you out of your Game Center or Google Play account without telling you. If you’ve linked your account to Game Center or Google Play, your game information is saved and secure.
Linking your account to Game Center or Google Play saves your game information