1. 20/04/2022

The message "[file name] can't be opened because it is from an unidentified developer." appears on OS X v10.8.x.

2. 20/12/2018

When I run the Firmware update tool or the I-FAX install tool, the "Program failed to run" message appears on my PC screen. What do I do?

3. 25/03/2016

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

4. 19/11/2014

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