This is how I install it: "%wpipath%\Install\Multimedia\Codec Packs\K-Lite Codec Pack v10.6.0 Full.exe" /verysilent /norestart /LoadInf="%wpipath%\Install\Multimedia\Codec Packs\K-Lite Codec Pack v10.6.0 Full - Unattended Settings.ini"As you can see I just put the full path for the INI file. No need for an SFX archive.