My computer behaves erroneously frequently. It suddenly closes all IE
browser windows, opens start menu and repeats this process. OS: Windows XP. In
the task manager I saw “sapisvr.exe” during this process sometimes, not all the
It’s a really weird thing to watch – it’s almost like your computer has
suddenly become possessed. But the question holds a clue: sapisvr.exe.
Chances are, though, the computer is really only doing what you’re telling
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Sapisvr.exe is Microsoft’s Speech Recognition engine. When enabled, it
listens to what’s coming in on the microphone and attempts to interpret what
it hears as words, then enters keystrokes to “type in” those words it
That’s nice, in principle, but if it’s always enabled it can cause exactly the
odd behavior you describe. You make a noise (just about any noise can cause it
to think it’s heard a word), and keystrokes get entered. Or ambient noise is
enough to cause it to try to recognize speech.
Normally this feature should be disabled, but apparently some PC
manufacturers or others enable it by default.
and attempts to interpret what it hears as words, and then enters keystrokes to
‘type in’ those words …”
Go to Control Panel
Click on Regional and Language Options
Click on the Languages tab
Click on the Details button
Click on Speech Recognition
Click the Remove button
And if you’re wondering why this could be happening if you don’t have a
microphone, look again. Many laptops in particular have built-in microphones,
and I’m lead to believe that some other computers may as well.