: Ensure you are using "High Speed" (HDMI 2.0) or "Ultra High Speed" (HDMI 2.1) cables to prevent flickering or resolution drops. Display Settings
In practical terms? I threw a 90GB remux of Blade Runner 2049 at it—a file that crashes lesser tablets. The SRKWikipad played it frame-perfectly, with zero audio desync. srkwikipad 4k movies better