1. Make sure if you have downloaded the game with the correct market. Bubble CoCo is served by Google, Apple or Amazon market. This is important. There may be critical issues or security problem when using the other markets.
2. (For Android) Please delete the application’s cache files. Follow these steps – Setting – Application manager – Google play store – Clear data. (Each of mobile phone’s interface may be different.)
3. (For Apple) Please drag down and release once the list of ‘App Store - Update’.