Hi Mathilde,
We have a options to remove the author info on single page. Have a look here https://doc.acmethemes.com/acmeblogpro/#HowtoShow/HideAuthorInfo?
If you want to hide the author on the home page, please use the below CSS code.
.home span.author.vcard {
display: none;
}Paste this code on Appearance > Customize > layout/design options > Custom CSS
If the problem is not solved yet, please write us. We will provide you the alternative solutions.
Kind Regards,
Acme supports