A message appears informing to "The optical photoconductor needs to be replaced./ The paper tray is almost empty. " on my Macintosh.

When I install the drivers, Norton AntiVirus displays a Security Alert that a medium risk application "xxxxx.exe is attempting to connect to a DNS server".

The message "xxxxxxx.xxx can't be opened because it is from an unidentified developer." appears on OS X v10.8.x. (where xxxxxxx.xxx is the file name.)

The error message "Invalid format for short nick name" appears when printing a document. (Mac OS X 10.5 or greater)

I'm using Windows 8. I insert the CD-ROM supplied with my machine into my PC's CD-ROM drive, but the error message "This CD does not contain drivers for your computer operating system." appears.

I am using Safari in Mac OS X. When I created a CSR or a Self-signed Certificate using the IP address to configure the "Common Name" and I try to access the Print Server using Safari with SSL communication, Safari issues an alert.