here is the for silent install and after making exe file of silent install i used this procedure ADDON METHOD Copy and paste [between the lines] into Notepad __________________ [general] builddate=2006/11/25 description= language= title= version= website= [EditFile] I386\SVCPACK.INF,SetupHotfixesToRun,AddProgram [AddProgram] example.exe ____________________ Change example.exe with the actual switch-less installer name you are using Save this file as Entries_exampleAddon.ini Put the emample.exe into a folder named SVCPACK use rar or 7zip to package the ini file and the svcpack folder together with the same name as the ini file but nlite is not accepting the file for nero i dont know why i do same procedure for msn, itunes and winamp.. successfully added to my xp cd .. but in case of nero the error is as follows Unsupported File K:\Nero.7z can't able to understand.. one thing i want to confirum my procedure .. for making silent install 1st i have to install the main exe file into a folder .. then zip it using 7zip. in ultra mode, and put it into a folder.. after it i have to copy a file named as 7zS.sfx and then write the config file as i upload it .. after it i used this command copy /b 7zs.sfx + config.txt + (whatever the archive name).7z (Installer_Name).exe and one exe file is created that is silent instell kindly tell me is that procedure is right ? plz mention here my mistakes .. config.7z