In this screen one can find all inactive articles: these are either expired (black) or deleted (red) articles.
Check the box in the upper right corner in the overview of your assortment that says 'Show all inactive articles'. To view inactive articles one can go to the article group by double clicking the article concerned. Here you subsequently click the 'Inactive articles' application. The following screen will open:
Reactivate button
By using this buttton, expired articles (black) can be set back to active again. Select the desired articles by clicking them and subsequently click the 'Reactivate' button.