Would it not be easier for you, if you downloaded this CBR file and tried to open it in Ubuntu 20.04 yourself? After all, Ubuntu 20.04 and Debian Buster Xfce pose no problems with this file.
Would it not be easier for you, if you downloaded this CBR file and tried to open it in Ubuntu 20.04 yourself? After all, Ubuntu 20.04 and Debian Buster Xfce pose no problems with this file.