A log of the CircularFLO process which can be useful for troubleshooting.
Not all interactive features can be converted to Amazon's file format.
Sending files to Circular Software for troubleshooting.
We recommend using the free Pagina EPUB-Checker tool which uses Java.
What to do is your EPUB does not pass validation
Changing the macOS default settings for fractions can fix problems read aloud and embedded web code.
Choosing 'Constant Bit Rate' as an export setting can fix alignment issues.