readme.txt Driver File Contents (lj4550prnsyswin-en.exe)

Hewlett-Packard LaserJet 4550 Series Printer
Printing System Late Breaking Readme

The Late-Breaking Readme file contains information that may impact 
the installation and use of your HP LaserJet 4550 printer.  

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *  

Readme File Contents:

I.	Introduction
	--Who needs this software?
	--Overview of the Printing System software components
II.	Late Breaking Information
	--Known issues and workarounds
III	Technical Assistance
IV.	Legal Statements
	--Trademark notices
	--Software license and copyright


This Readme file provides specific information you should know 
before you install and use the Printing System.  Information 
and Known issues are provided for the following operating 

-Windows XP
-Windows 2000
-Windows NT 4.0
-Windows 95/98/ME

This file provides specific compatibility, and troubleshooting 
information.  For additional information on the printer features 
and driver features, refer to the online help included with each 
software component and the printer use guide.


This Printing System software is required to operate an 
HP LaserJet 4550 Series printers. Network clients will need the 
installation CD, or the name of the appropriate network directory, 
to install the software on their individual workstations.


The printer CD has software for PC systems and Apple Macintosh 
(and compatible) systems. For more information about a particular 
driver or software component, see its associated online help. 

For Macintosh-specific information, please refer to the Macintosh
Late Breaking Readme on the Macintosh partition of the
installation CD.

Network Administrator Software Components

HP Web JetAdmin

HP Web JetAdmin is a tool, which allows the network administrator 
to configure and manage HP printers across a variety of operating 

***NOTE: HP JetAdmin is no longer provided. Network Administrators 
may get HP Web JetAdmin at the following 

HP LaserJet Utility for Macintosh OS

The HP LaserJet Utility for Macintosh OS is a tool, which allows 
the network administrators to configure and manage HP printers on 
the Macintosh OS. 

End-User Software Components


A printer driver is a software program that enables your software 
applications to access your printer's features.  Typically, you 
should install a printer driver for each printer. 

The CD includes the following printer drivers.

-Windows 95/98/ME, Windows NT 4.0, 
 Windows 2000,and windows XP
-PCL 6 and PCL 5c drivers, all having a common-looking 
 Graphical User Interface.
-Microsoft PScript driver using PPD files.
-Adobe PPD files for Mac OS System 7.5 or greater.
-AutoCAD R15 and DOS drivers.

Additional drivers may be available from your Hewlett-Packard 
distributor or from electronic channels. See Section IV, 
"Technical Assistance," in this Readme or your user guide for 
more information on obtaining drivers and other HP software.

Software Components

The Printing System also includes the following software component 
for end-users:

Stand Alone Status
Stand Alone Status provides printer and job status such as jobs 
waiting to print, toner and paper levels, and the ability to view 
the control panel.  This utility can be configured to pop up when 
attention is needed at the printer.

The latest printer drivers and printing software for HP LaserJet 
printers are available on the Internet 
( The printing system 
installer automatically detects if you have Internet access, and 
asks if you want to check the HP Internet site for the latest 
drivers. If the printer drivers or printing software has been 
updated since your CD was created, the installer will then 
install from the Internet.

 II.  Known Issues 

Please refer to the hp LaserJet 4550 printer Software 
Technical Reference manual located under "Manuals" 
at for updated 
listing of known issues for the hp LaserJet Printing System 


Some of the services below are provided for the United States 
only.  Similar services to those listed below are available in 
other countries.  See your printer's user guide or call your 
local authorized HP dealer.


See your printer's use guide or call your local authorized HP 


Anonymous FTP library service is available worldwide for 
around-the-clock-access to drivers and technical support 
information for HP peripheral and computer products.  Please 
note that paths may change without notice.  Access the 
Internet or FTP address and use the menus to locate the 
software or support of your choice.  

-URL for HP LaserJet 4550 Series Support:
-URL for Software and Support: go/support
-URL for Access HP:
-FTP address:
 Login: anonymous
 Password: your Internet email address 


Refer to your printer use guide for additional methods of 
obtaining software and support information, such as 
printer driver distribution centers, other online 
services, fax services, and other online support.



-MS-DOS, Windows, PScript and Internet Explorer
 are registered trademarks of the Microsoft Corp.
-OS/2 is a registered trademark of IBM Corporation.
-Macintosh and Mac OS are registered trademarks of
 Apple Computer, Inc.
-PostScript is a registered trademark of Adobe 
 Systems, Incorporated.


Information provided in this document and software 
for the Hewlett-Packard LaserJet 4550 Series printer is 
provided "as is."  No implied warranties of 
merchantability and or fitness for a particular 
purpose are given.

The HP LaserJet 4550 Series printing system may be 
copied and distributed only to users of an 
HP LaserJet 4550 Series printer.  All files on the 
CD must be copied without modification.  All 
components of the HP LaserJet 4550 Series printing 
system must be distributed together.  The 
HP LaserJet 4550 Series printing system may not 
be distributed for profit.

Copyright (c) 1990-2001 Hewlett-Packard Company.
Copyright (c) 1985-1990 Microsoft Corp.
All Rights Reserved.

Download Driver Pack

How To Update Drivers Manually

After your driver has been downloaded, follow these simple steps to install it.

  • Expand the archive file (if the download file is in zip or rar format).

  • If the expanded file has an .exe extension, double click it and follow the installation instructions.

  • Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.

  • Find the device and model you want to update in the device list.

  • Double-click on it to open the Properties dialog box.

  • From the Properties dialog box, select the Driver tab.

  • Click the Update Driver button, then follow the instructions.

Very important: You must reboot your system to ensure that any driver updates have taken effect.

For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.

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