IMPORTANT: my filesystem structure might differ from yours. Please be careful and change the paths according to your environment.
To install LPR, CUPSwrapper driver and scanner driver (for scanner models), download the “Driver Install Tool” (linux-brprinter-installer-*.*.*-*.gz).
MYUSER="YOURUSERNAME"; MYGROUP="${MYUSER}"
mkdir -pv /home/$MYUSER/repos/extern/brother/
mv /home/$MYUSER/Downloads/linux-brprinter-installer-*.*.*-*.gz /home/$MYUSER/repos/extern/brother/
gunzip -v -k -c /home/$MYUSER/repos/extern/brother/linux-brprinter-installer-*.*.*-*.gz > /home/$MYUSER/repos/extern/brother/linux-brprinter-installer.sh
chown -R $MYUSER:$MYGROUP /home/$MYUSER/repos/extern/brother/
chmod u+x /home/$MYUSER/repos/extern/brother/linux-brprinter-installer.sh
/home/$MYUSER/repos/extern/brother/linux-brprinter-installer.sh MFC-L3750CDW
The driver installation will start. Follow the installation screen directions.
When you see the message “Will you specify the DeviceURI ?”,
The install process may take some time. Please wait until it is complete.
apt install xsane
~~DISCUSSION~~