i did follow this but not working for me.... i get message not lisense but when install from cd and enter sn number manually works perfect!!! ( i did pay for serial) Shrinking I assume you already have installed WinRAR so rightclick the installer and unrar the file to C:\nero6605. If you want to shrink the source installation you'll need to create 0-byte files to replace unnecessary files. If you only want Nero you can replace everything, just leave the Nero folder and I think it will be down 10Mb (Untested). Building Installer Go to C:\nero6605 and select all files, rightclick on 1 of them and select "WinRAR>Add to archive" create a new SFX file with this comment: CODE;The comment below contains SFX script commands Setup=setup.exe /SN=XXXX-XXXX-XXXX-XXXX-XXXX-XXXX /WRITE_SN /SILENT /NO_UI /NOREBOOT /NOLICENSE /NOCANCEL TempMode Silent=1 Overwrite=1 Title=Nero 6.6.0.5 Ahead Software AG