HBO Max is testing a new video feed called HBO Max Shorts for select iPhone users in the United States. HBO Max Shorts lives behind a new icon in the app’s bottom navigation bar. For now, the HBO Max Shorts feature is available only to a small group of iPhone users in the United States. By presenting content in a familiar vertical feed, HBO Max hopes to encourage viewers to start watching full-length programs with a single tap. A conversational search tool is coming, tooAlongside Shorts, HBO Max launched another AI feature: Ask HBO Max.