Summary:

The Norton AntiVirus plug-in for Microsoft Office scans documents for macro virus infections in Office products. This plug-in may cause performance issues, the inability to open files within Office, or the inability to install some Office programs.

For more information about potential problems that may occur when you use the Norton AntiVirus plug-in, including error messages that you may receive, click the following article number to view the article in the Microsoft Knowledge Base:

835404 You receive an error message when you try to open an Office document or start Outlook

This article contains the latest information about how to use Office with the Norton AntiVirus Office plug-in.

More Information:

To work around the issues that are listed in the Summary section, use either of the following methods.

Method 1: Run Live Update

Obtain the latest version of the Norton AntiVirus Office plug-in that is available through the Live Update option site in your Norton AntiVirus software.

Note: An update to the Norton AntiVirus Office plug-in may not be available in all languages.

Method 2: Disable Norton AntiVirus Office plug-in

Perform this method only if you cannot update your Norton AntiVirus software through the Live Update Web site.

Important: These steps may increase your security risk. These steps may also make the computer or the network more vulnerable to attack by malicious users or by malicious software such as viruses. We recommend the process that this article describes to enable programs to operate as they are designed to or to implement specific program capabilities. Before you make these changes, we recommend that you evaluate the risks that are associated with implementing this process in your particular environment. If you decide to implement this process, take any appropriate additional steps to help protect the system. We recommend that you use this process only if you really require this process.Note An antivirus program is designed to protect your computer from viruses. You must not download or open files from sources that you do not trust, visit Web sites that you do not trust, or open e-mail attachments when your antivirus program is disabled. For more information about computer viruses, click the following article number to view the article in the Microsoft Knowledge Base:

129972 Computer viruses: description, prevention, and recovery

When the Norton AntiVirus plug-in is disabled, the Norton AntiVirus Office plug-in does not scan documents when you open the documents. Even if the Norton AntiVirus Office plug-in is disabled, the Norton AntiVirus Auto-Protect feature still provides ongoing protection by scanning any file that you run, download, open, create, or delete.

To disable the Norton AntiVirus Office plug-in, use one of the following methods, depending on the version of Norton AntiVirus that is installed on your computer.

Note: Because there are several versions of Microsoft Windows, the following steps may be different on your computer. If they are, see your product documentation to complete these steps.

Norton AntiVirus 2009 is installed

Disable the Turn on scanning for Microsoft Office Documents option. To do this, follow these steps. Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.

1. On the taskbar, right-click the Norton icon, and then click Settings.
2. Under Computer Scans, click on the icon next to Microsoft Office Automaic Scan to toggle the setting between the On setting and the Off setting.
3. Click OK.

If Norton is not available on the taskbar, follow these steps:

1. On the Start Menu, Click on the Start Menu button, and then select All Programs.
2. Select Norton Antivirus.
3. Select Norton AntiVirus from the listing of Norton AntiVirus shortcuts.
4. click Settings.
5. Under Computer Scans, click on the icon next to Microsoft Office Automaic Scan to toggle the setting between the On setting and the Off setting.
6. Click OK.

Norton AntiVirus 2007 or Norton Internet Security 2007 is installed

Disable the Turn on scanning for Microsoft Office Documents option. To do this, follow these steps. Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.

1. On the taskbar, right-click the Norton icon, and then click Norton Protection Center.
2. Depending on which version of Norton you are using, click Norton Antivirus or Norton Internet Security.
3. Click Settings.
4. Under Additional Options, click Virus and Spyware Protection Options.
5. Click Miscellaneous.
6. Under How to keep Microsoft Office documents protected, click to clear the Turn on scanning for Microsoft Office Documents check box.

Norton AntiVirus 2006 is installed

Disable the Norton AntiVirus Office plug-in. To do this, follow these steps. Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.

1. On the taskbar, right-click the Norton icon, and then click Norton AntiVirus Options.
2. Click Miscellaneous.
3. Click to clear the Turn Office Plug-in on check box.

Norton AntiVirus 2004, Norton SystemWorks 2004, Norton AntiVirus 2003, Norton SystemWorks 2003, Norton AntiVirus 2002 or Norton SystemWorks 2002 is installed

Disable the Norton AntiVirus Office plug-in. To do this, follow these steps. Norton AntiVirus 2002 is used as an example. Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.

1. Start Norton AntiVirus. To do this, click Start, point to All Programs, point to Norton AntiVirus, and then click Norton AntiVirus 2002.
   
   Note: If you installed Norton AntiVirus as part of the Norton SystemWorks 2002 program, click Start, point to All Programs, point to Norton SystemWorks, point to Norton AntiVirus, and then click Norton AntiVirus 2002.
2. Click Options.
   
   Note: In Norton SystemWorks 2002, click Options, and then click Norton Antivirus.
3. Under Other, click Miscellaneous.
4. Under How to keep Microsoft Office documents protected, click to clear the Enable Office Plug-in check box, and then click OK.
5. Restart the computer.

Norton AntiVirus 2001 or Norton SystemWorks 2001 is installed

Disable the Norton AntiVirus Office plug-in. To do this, follow these steps: Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.

1. Start Norton AntiVirus. To do this, click Start, point to All Programs, point to Norton AntiVirus, and then click Norton AntiVirus 2001.
   
   Note: If you installed Norton AntiVirus as part of the Norton SystemWorks 2002 program, click Start, point to All Programs, point to Norton SystemWorks, point to Norton AntiVirus, and then click Norton AntiVirus 2002.
2. Click Options, and then click General.
3. Under How to keep Microsoft Office documents protected, click to clear the Enable Office Plug-in check box, and then click OK.
4. Restart the computer.

Norton AntiVirus 2000, Norton SystemWorks 2000, or Norton Internet Security is installed

Unregister the Norton AntiVirus OfficeAV.dll file. To do this, follow these steps: Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.

1. Exit all programs.
2. Click Start, and then click Run.

3. Depending on how Norton AntiVirus 2000 is installed, type one of the following commands:

   • If the Norton AntiVirus program is installed as a stand-alone product, type the following command, and then press ENTER:

     regsvr32 /u "c:\program files\norton antivirus\officeav.dll"

     c is a placeholder for the drive where Norton AntiVirus is installed.
     
     If the command is successful, you receive the following message:

     DllUnregisterServer in C:\Program Files\Norton AntiVirus\OfficeAV.dll succeeded.

   • If the Norton AntiVirus program is installed as part of SystemWorks, type the following command, and then press ENTER:

     regsvr32 /u "c:\program files\norton systemworks\norton antivirus\officeav.dll"

     c is a placeholder for the drive where SystemWorks is installed.
     
     If the command is successful, you receive the following message:

     DllUnregisterServer in C:\Program Files\Norton Systemworks\Norton AntiVirus\OfficeAV.dll succeeded.

   • If Norton Internet Security is installed, type the following command, and then press ENTER:

     regsvr32 /u "c:\program files\norton internet security\norton antivirus\officeav.dll"

     c is a placeholder for the drive where Norton Internet Security is installed.
     
     If the command is successful, you receive the following message:

     DllUnregisterServer in C:\Program Files\Norton Internet Security\Norton AntiVirus\OfficeAV.dll succeeded.

4. Click OK.
5. Restart the computer.

The information in this article applies to:

• Microsoft Office Access 2003
• Microsoft Office Excel 2007
• Microsoft Office Excel 2003
• Microsoft Excel 2002 Standard Edition
• Microsoft Excel 2000 Standard Edition
• Microsoft Office InfoPath 2007
• Microsoft Office OneNote 2007
• Microsoft Office Outlook 2007 with Business Contact Manager
• Microsoft Office Outlook 2007
• Microsoft Office PowerPoint 2007
• Microsoft Office PowerPoint 2003
• Microsoft PowerPoint 2002 Standard Edition
• Microsoft PowerPoint 2000 Standard Edition
• Microsoft Office Project Professional 2007
• Microsoft Office Project Standard 2007
• Microsoft Office Project Professional 2003
• Microsoft Office Project Standard 2003
• Microsoft Project 2002 Professional Edition
• Microsoft Office Publisher 2007
• Microsoft Office Publisher 2003
• Microsoft Publisher 2002 Standard Edition
• Microsoft Publisher 2000 Standard Edition
• Microsoft Office SharePoint Designer 2007
• Microsoft Office Visio Professional 2007
• Microsoft Office Visio Standard 2007
• Microsoft Office Word 2007
• Microsoft Word 2002
• Microsoft Word 2000
• Microsoft Office Basic 2007
• Microsoft Office Basic Edition 2003
• Microsoft Office Enterprise 2007
• Microsoft Office Home and Student 2007
• Microsoft Office Professional 2007
• Microsoft Office Professional Plus 2007
• Microsoft Office Professional Edition 2003
• Microsoft Office Small Business Edition 2003
• Microsoft Office Standard 2007
• Microsoft Office Ultimate 2007
• Microsoft Office 2000 Standard Edition

Keywords: MS Article ID 329820

 

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