This article explains the new app Promoted Links in SharePoint 2013.
IntroductionPromoted Links app is a new feature introduced in SharePoint 2013. They store the links that will be shown as Tiles in the pages. Navigate to the team site; by default, a web part will be added that displays the tiles as shown in Figure 1.Figure 1: TilesThese tiles can be customized by creating a Promoted Links list and adding links to that list. Promoted Links
Launch BehaviorThe following options are available in the Launch Behavior:Figure 9: Launch behavior
SummaryThus in this article you have seen about the Promoted Links app in SharePoint 2013.
SharePoint Online And Office 365 Administration