The hardware in our smartphones is usually capable of more than what the company enables via the software. OEMs hold back these feature for a number of reasons (generally security and stability) but the developer community is great at unleashing that power. XDA Senior Member zeroprobe has been working on the Zero Camera Mod for the Galaxy S8 and S8+ since June and its latest update brings 1440p video recording at 60 frames per second. Other features available here include 4K HDR photos, autofocus tracking for all modes, no recording time limits and more. Check out the Zero Camera Mod in Galaxy S8+ forum Root your Pixel XL on Android Oreo