I had to install lib32-libstdc++5 from the aur, so now printing works. For the scanner I forgot to install brscan4 from the aur, so that works also now.
I mark this topic as solved. Thanks for the help @FLVAL
I had to install lib32-libstdc++5 from the aur, so now printing works. For the scanner I forgot to install brscan4 from the aur, so that works also now.
I mark this topic as solved. Thanks for the help @FLVAL