A、 Configure driver signing to display a message before installing an unsigned driver. 
B、 Configure driver signing to ignore File Signature Verification. Create a Local Computer Policy to enable Windows File Protection.
C、 Use the Add Printer Driver wizard to install the driver.  Create a Local Computer Policy to enable Windows File Protection. 
D、 Use the Print Troubleshooter.  Configure the computer to prevent the installation of unsigned drivers.&e