I have confirmed incorrect pictures played compared to a real piano. Playing a G sounds a C.
Thanks for your message.
To allow us looking at the issue, please provide us with a detailed bug report, using our reporting form below.
(Provide a short but descriptive sentence that summaries the issue or feature request)
(Provide a detailed description and list the step by step process to reproduce the issue to help the team to understand and reproduce the problem)
(Describe what you expected to see)
(Describe what you actually saw)
(Count the hardware and software including version numbers being used)