Instagram tests long-form horizontal video in new push to challenge YouTube

Instagram is taking another significant step into long-form video content as it seeks to expand beyond its short-form roots and compete more directly with platforms such as YouTube. The social media giant is currently testing a new horizontal video format known as “Features,” which will allow creators to publish videos that are up to 90 minutes long. The initiative reflects Instagram’s broader ambition to encourage users to consume longer content, including podcasts, comedy specials, interviews