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The information in this article applies to:

- Microsoft Office 2000
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************************************************** *******************
** - WARNING - **
** THE INFORMATION BELOW IS PRELIMINARY AND HAS NOT BEEN **
** CONFIRMED OR TESTED BY MICROSOFT. USE ONLY **
** WITH DISCRETION. **
************************************************** *******************

IMPORTANT: This article contains information about editing the registry.
Before you edit the registry, make sure you understand how to restore it if
a problem occurs. For information about how to do this, view the "Restoring
the Registry" Help topic in Regedit.exe or the "Restoring a Registry Key" Help
topic in Regedt32.exe.

SYMPTOMS
========

When you try use Help in any of the Office 2000 programs, either the Help window
does not appear, or no results are returned when you search Help.

CAUSE
=====

This problem occurs when the Msohelp.exe file is not registered.

WORKAROUND
==========

To correct the problem, do the following:

Register the Msohelp.exe File
-----------------------------

1. On the Start menu, click Run and type:

"C:\Program Files\Microsoft Office\Office\1033\Msohelp.exe" /regserver

2. Click OK.

Run the Internet Explorer 5 Repair Tool
---------------------------------------

If registering the Msohelp.exe file does not correct the problem, try running the
Internet Explorer 5 Repair Tool.

1. In Control Panel, double-click "Add/Remove Programs".

2. Click "Internet Explorer 5 and Internet Tools" and click Add/Remove. This
puts you into Maintenance Mode Setup.

3. Click "Repair Internet Explorer" and click OK.

NOTE: The Internet Explorer 5 Repair Tool is not available in Microsoft Windows
98 Second Edition (SE).

Remove and Reinstall Help
-------------------------

If Help still does not work correctly, run the Office Setup program in
Maintenance Mode and remove Office.

1. In Control Panel, double-click Add/Remove Programs.

2. Click Office 2000 and click Add/Remove. This puts you into Maintenance Mode
Setup.

3. Click Remove Office in the Microsoft Office 2000 Maintenance Mode dialog box.

4. Click Yes to confirm that you want to remove Office.

5. Use Windows Explorer to rename the following four files to completely remove
HTML help.

Filename Location
-------- --------

Hh.exe C:\Windows
Hhctrl.ocx C:\Windows\System
Itircl.dll C:\Windows\System
Itss.dll C:\Windows\System

6. Run Office Setup again to install Office 2000.

\**
\** PARTNER:
\** You can extract the following five files from the HHUPD.CAB using the System
\** File Checker Utility (in Windows 98):
\**
\**
\** hh.exe 26,896 dated 2/16/99 5:58pm
\** hhctrl.ocx 520,528 dated 2/16/99 8:33pm
\** hhupdcab.inf 1,887 dated 7/16/98 9:34am
\** itircl.dll 138,000 dated 10/15/98 2:19pm
\** itss.dll 138,048 dated 10/15/98 2:19pm
\**
\**
\** The Hhupd.cab file should be in the Internet Explorer 5 directory on the Office
\** 2000 CD. The System File Checker Utility can be run from within Windows
\** 98>Microsoft System Information>Tools>System File Checker.

Remove the HelpViewer Registry Key
----------------------------------

WARNING: Using Registry Editor incorrectly can cause serious problems that may
require you to reinstall your operating system. Microsoft cannot guarantee that
problems resulting from the incorrect use of Registry Editor can be solved. Use
Registry Editor at your own risk.

For information about how to edit the registry, view the "Changing Keys and
Values" Help topic in Registry Editor (Regedit.exe) or the "Add and Delete
Information in the Registry" and "Edit Registry Data" Help topics in
Regedt32.exe. Note that you should back up the registry before you edit it. If
you are running Windows NT, you should also update your Emergency Repair Disk
(ERD).

If Help still does not appear, delete the following key from the registry:

HKEY_CURRENT_USER\Software\Microsoft\Office\9.0\Co mmon\HelpViewer

1. Start Registry Editor (Regedit.exe).

2. Locate the HelpViewer key under the following key in the registry:

HKEY_CURRENT_USER\Software\Microsoft\Office\9.0\Co mmon

NOTE: The above registry key is one path; it has been wrapped for readability.

3. On the Edit menu, click Delete.

4. Quit Registry Editor.

Quit and restart your Office 2000 programs.

MORE INFORMATION
================

For additional information about related problems with Help, please click the
article numbers below to view the articles in the Microsoft Knowledge Base:

Q205499 OFF2000: Cannot View Help Topic

Q239913 OFF2000: Help Does Not Appear When Clicking Help Topic