Hello, As mentionned in this file : /etc/hotplug/usb/libsane.usermap I have to warn you that my new scanner is not in this file, and I have to update it by hand with the following entry : # Hewlett-Packard|PhotoSmart C3180 libusbscanner 0x0003 0x03f0 0x5611 0x0000 0x0000 0x00 0x00 0x00 0x00 0x00 0x00 0x00000000 thanks, t-bow.