For 64 bit models
sudo mkdir /usr/lib/sane sudo ln -s /usr/lib64/sane/libsane-brother3.so /usr/lib/sane/libsane-brother3.so sudo ln -s /usr/lib64/sane/libsane-brother3.so.1 /usr/lib/sane/libsane-brother3.so.1 sudo ln -s /usr/lib64/sane/libsane-brother3.so.1.0.7 /usr/lib/sane/libsane-brother3.so.1.0.7 sudo ln -s /usr/lib64/libbrscandec3.so /usr/lib/libbrscandec3.so sudo ln -s /usr/lib64/libbrscandec3.so.1 /usr/lib/libbrscandec3.so.1 sudo ln -s /usr/lib64/libbrscandec3.so.1.0.0 /usr/lib/libbrscandec3.so.1.0.0