Video → Input Source. Select HDMI or SDI to match your physical cable.Ucast v4.6.1 provides a stable, user-friendly platform for managing digital signage across Android and iOS devices, featuring remote configuration and multi-screen content scheduling. Installation involves downloading the app from the Google Play Store or App Store , creating an account on the official dashboard, and pairing screens to begin casting, with subscription plans starting at $39.95/month. To get started with the latest version, visit the official Ucast website . Ucast - Apps on Google Play
If all else fails, reset the UCAST V461 to factory defaults: ucast+v461+install