To troubleshoot Roku black screen error, follow the steps below  

  • At first restart your Roku device, TV, and the Router  
  • Verify the device display settings
  • Ensure to choose the appropriate input port to connect your device to the power source, TV, and the Router  
  • Check the network connection status
  • Also, update your device software regularly to avoid Roku Black Screen error

If you require any assistance, contact our Roku support team right away