Unfortunately, there isn't any way to remove or retrieve the Baidu password and you will need to remove the software from your computer and install it again. Navigate to Start > Control Panel > Uninstall a program, select the software from the list click Uninstall and follow the on-screen instructions. After that, navigate to (C:) > Users > Your computer name > AppData > Roaming and delete the Baidu folder. Reboot your computer and install the application again.