How to install the non-free ISO version. Link to the Debian unofficial alternative build with non-free firmware page - https://cdimage.debian.org/cdimage/unofficial/non-free/cd-including-firmware/current-live/amd64/iso-hybrid/ This link is for 32 bit versions - https://cdimage.debian.org/images/unofficial/non-free/images-including-firmware/11.3.0-live+nonfree/i386/bt-hybrid/