Why won’t my iPhone screen mirror to my Roku TV?

On your Roku, go to Settings > System > Screen Mirroring. Under Screen mirroring mode, verify that either Prompt or Always allow is selected, indicated by a check mark. Check Screen mirroring devices for a possible blocked device if your iPhone can’t connect. Review the list under the Always blocked devices section.

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How do I screen mirror to my Roku?

Head to the Android device’s settings menu and enable screen mirroring. This is typically done within a submenu like cast, connection, display, or network. On the Roku device, open the Settings menu, select System, then Screen mirroring, and ensure “Enable screen mirroring” is checked.