When you sign into Google Play Games, your Iron Marines progress will be saved automatically. This means that you'll be able to pick up where you left off, even if you uninstall the game or switch phones, as long as you use the same account and have a connection to the cloud.
Before you start
Make sure you have the Google Play Games app installed and updated.
Here are a few troubleshooting steps for you to try
Open your game, go to the Settings menu, and check that Google Play save is enabled.
- If not enabled, tap to enable Cloud Save.
Once Cloud save is on, close the game.
Open Google Play Games and tap Profile
- If this account doesn't match the account you were using previously
- At the top, tap thenSettings.
- Under Your Data you'll see Change account for games
- Select Iron Marines from the list, then Change, and select the account you'd like to use.