App keeps crashing. What to do?

On some certain devices, Piano+ may misbehave when you select a song (in Songbook); select/ change an instrument or change a setting. In order to solve the problem, please try this:

1. Open the device Settings/ About phone(tablet)
2. Tap several times on Build number to activate Developer Options. If the Developer options is available in the Settings, you can skip this step

 

  3. Open Developer Options, scroll down to find "Do not keep activities" and uncheck:
  
  4. Go back to Piano+, run the app and check it out.   In case your issue continues, please write us at support@rubycell.com

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