Here are some instrctions to Disable SmartInstall if you need them.
Disable the HP Smart Install feature through one of the following methods:
Via the control panel:
On the M401’s control panel, go to Service> HP Smart Install> Off .
Embedded Web Server (EWS):
If the M401 is connected by Ethernet, using a web browser, browse to the printer and click on the HP Smart Install tab. Uncheck the Enable HP Smart Install option box and click the Apply button.