Updating speech engine in xp
You may manage your speech profiles on XP using this tool:
You may manage your speech profiles on Vista/Win 7 using this tool:
If you speak with a British accent, you'll likely experience much poorer recognition accuracy when you first start using it.
Also, unlike some of the other packages available, this software requires that you use the mouse and keyboard to make corrections when your speech has not been recognised correctly.
Then just follow the instructions given on the screen to start using Speech Recognition.
Microsoft speech engine is part of the OS so speech engine install is not needed.