Brand collection

Roku troubleshooting guides

Roku setup and troubleshooting guides for real-world TV, HDMI, and audio problems.

1 guide

Home-theater

TV screen displaying purple background with HDCP Error 020 message

Roku Ultra – HDCP Error 020 / Purple Screen Fix

home-theater · 2026-02-04

Troubleshooting the 'HDCP Error Detected' or purple screen message on Roku devices. Covers HDMI cable standards, port handshakes, and framerate settings.

Read guide →