If you have bound your game account with your Facebook, you can get your account back after reinstallation, or change to another device.
- Step 1: Download Jackpot World from app store, open it and enter the lobby.
- Step 2: Once you successfully enter the lobby, fully exit the game.
Step 3: Reopen it, and you can see the option of 【sign in with facebook】.
Click it, then you can get your previous game account back.
*Please note that, 1 Facebook account could only bind with 1 game account. Make sure to sign in with the right Facebook account.