If you continue the installation in the selected language, dialogs should normally be displayed correctly but - especially if you use the more advanced options of the installer - there is a slight chance some may be displayed in English instead.
Ma yella tkemmleḍ asebded deg tutlayt i yettwafernen, tibewwaḍin n udiwenni ilaq ad d-banent akken iwata maca - aṭas ma yella tesqedceḍ aṭas n textiṛiyin leqqayen n usebdad - llant kra ad d-banent s teglizit deg ubdil-is.