Applications packaged with NSIS supports the /S switch for a silent installation (the 'S' is case-sensitive)


You can also use the /D switch to specify a destination drive/directory to install the files into:


If you do, prefer putting /S before /D="path" otherwise installation may not be silent.
Software such as Winamp and CDex show a confirmation that install was successful at the end (CDex), or an "end-of-install" screen where you set file associations and settings (Winamp). I haven't found a way to bypass this yet, but it shouldn't affect the rest of the batch commands in any way.


Many NSIS packaged installers show the familiar small window at the center of your screen, such as Winamp and CDex:

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