An update to disable the Chat feature in Remote Assistance (MSRA.exe) is available for Windows 7 SP1 and Windows Server 2008 R2 SP1

Applies to: Windows 7 Service Pack 1Windows Server 2008 R2 Service Pack 1


This hotfix lets an administrator disable the Chat feature in Remote Assistance (MSRA.exe) for Windows 7 Service Pack 1 (SP1) and Windows Server 2008 R2 SP1. The Chat feature at both the novice and expert sides is controlled by the following registry subkey:

HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Remote Assistance\fEnableChatControl

The administrator can disable the Chat feature by setting the subkey to 0. After the subkey is set to 0, the user cannot type into the chat box, and the chat icon is unavailable.

More Information

To control the Chat feature, you must install this hotfix on all the systems in your environment. You can learn how to control the Chat feature in the "Registry information" section.

Hotfix information

A supported hotfix is available from Microsoft Support. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, go to the following Microsoft website: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.


To apply this hotfix, you must have Service Pack 1 for Windows 7 or Windows Server 2008 R2 installed.

Registry information

To change the functionality of the Chat feature, change the registry subkey as described in the following table.

Note You must be an administrator to make these changes.

DWORD value on sender's systemDWORD value on receiver's systemResult
11Both sender and receiver can chat and type inside the chat box.
10The sender can type inside the chat box but the receiver cannot.

Note The receiver can read the text typed by the sender.
01The receiver can type inside the chat box but the sender cannot.

Note The sender can read the text typed by receiver.
00No one can type inside the chat box and the chat icon is unavailable on both sides.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any previously released hotfix.


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.


Learn about the terminology that Microsoft uses to describe software updates.