
For correct operation of the program YouTube Downloader requires installed components Qt version 4.7.3 . And also need to install additional libraries QtMobility.
Version of the program YouTube Downloader is represented in thearchive in two ways: without theSmart Installer, ie means that the components are already installed QT before, and with theSmart Installer (Automatic installation of components Qt viathe internet)
Download youtube downloader from (here)