Description of the Outlook 2003 Junk E-mail Filter update: December 11, 2007

This update provides the Junk E-mail Filter in Microsoft Office Outlook 2003 with a more current definition of which e-mail messages should be considered junk e-mail. This update was released in December 2007.

Update details

Previously released update that this update replaces

This update replaces the following previously released update:

Installation details

How to obtain and to install the update

This update is located at the Microsoft Download Center. To download this update and to obtain installation instructions and deployment strategies, visit the following Microsoft Web site:

How to determine whether the update is installed

This update contains files that have the following properties. Note The December Outlook 2003 Junk E-mail Filter update (KB943591) was inadvertently released with the same files that are contained in the November Outlook 2003 Junk E-mail Filter update (KB943552).

You do not have to install this update if you have a later version of these files.

To determine the version of the files that are installed on the computer, follow these steps according to the operating system that you are using.

Windows Vista

1. Click Start
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   , and then click Search.
2. Click Advanced Search.
3. In the Location box, click Local Hard Drives.
4. In the Name box, type Outlfltr.dat, and then click Search.
5. In the list of files, right-click Outlfltr.dat, and then click Properties.
6. On the General tab, examine the properties of the Outlfltr.dat file that is installed on the computer.

Windows XP

1. Start Search Companion. To do this, click Start, and then click Search.
   
   Note If Windows Desktop Search starts, click Click here to use Search Companion.
2. In the Search Results window, click All files and folders in the Search Companion pane.
3. In the All or part of the file name box, type Outlfltr.dat, and then click Search.
4. In the list of files, right-click Outlfltr.dat, and then click Properties.
5. On the General tab and on the Version tab, examine the properties of the Outlfltr.dat file that is installed on the computer.

Information for administrators about .msp files

This update consists of a full-file Microsoft Windows Installer (.msp) file. The .msp file is packaged in a self-extracting executable file. The following .msp file is distributed in this update:

Information for administrators about how to reinstall specific components

If you update your administrative installation point, and then you recache and reinstall Outlook 2003 on client computers, you can run a command line that includes the REINSTALL=[list of features] property. This property specifies whether you want to reinstall specific components of Outlook 2003 from the administrative image.

For this update, the value for [list of features] is as follows: Or, you can substitute the REINSTALL=ALL parameter to reinstall all Microsoft Office components on the client computer.

For detailed procedures that describe how to update an administrative image and how to update client computers, see the "Updating clients from a patched administrative image" section in the "Distributing Office 2003 Product Updates" topic. To view this topic, visit the following Microsoft Web site: The Office System TechCenter contains the latest administrative updates and strategic deployment resources for all versions of Office. For more information about the Office System TechCenter, visit the following Microsoft Web site: