Consider the following scenario:
You install an update for Microsoft Lync 2013 that is dated October 8, 2013 on a computer that is running Windows.
You are running screen reader software on the computer.
You start an application or desktop sharing session by using Lync 2013.
In this scenario, the screen reader software cannot read aloud keystrokes that are from the local user’s keyboard in the session.
Note When this issue occurs, the screen reader will work if you restart it.
This issue occurs because of a limitation in Windows.
To work around this issue, you must set the DWORD registry value of DisableMouseConflictReduction to 1 in the following registry path:HKEY_CURRENT_USER\Software\Policies\Microsoft\Office\15.0\Lync
For more information about the update for Microsoft Lync 2013 that is dated October 8, 2013, go to the following Microsoft website:
2825630 Description of the Lync 2013 update 15.0.4535.1510: October 8, 2013