BlackRobotMX

I did try writing the epub with those options, bit still when I validate the epub i get that the version is 3.0.1. ![Captura de Pantalla 2021-02-16 a la(s) 10...

Yes, I tried changing the version depending on the epub2_guide value, but as you say i get a lot of errors while validating the EPUB. ![Captura de Pantalla 2021-02-17 a...