To retrieve your Steam game progress on your mobile, you'll need to authenticate with your Steam account on your mobile.

On mobile:

1. Launch the game.
2. If you do not have Bump account on your device, you will see the Authentication screen;
   1. Click on the Steam logo;
   2. The game witll start with your Bump account linked to Steam.
3. If you already have a Bump account on your device;
   1. Open the Settings menu;
   2. In the "Account" section, click "Sign in with Steam";
   3. Complete the login process;
   4. If a conflict popup is displayed, select your Steam progression;
   5. The game will start with your Bump account linked to Steam.