If you\'re looking to recover (or reset) your master password for Windows, you can do this using some third-party password recovery tools or using your Windows DVD.
Here are some helpful references to get you started:
http://pcsupport.about.com/od/windows7/ht/reset-password-windows-7.htm
When I connect an external microphone to the jack, it is not working. I can see it in the "Sound" tab, but the levels is very low. I have tried with several microphones.