Roku TVs Mysteriously Turn On: What's Behind the Glitch?

Users of Roku TVs and streaming devices have reported unsettling incidents of their devices inexplicably powering on, particularly during nighttime hours. These random power-ups began to surface following the release of Roku OS version 15.3 in August 2026. Although this software update did not directly address power management or autoplay features, it is suspected to be a contributing factor to the phantom power-on issues.

Another significant possibility is the HDMI-CEC feature, known by various brand names like Roku's 1-Touch Play. This technology links connected audio-visual components, allowing them to be controlled by a single remote. However, it is also known to cause signal miscommunication, leading to unexpected device activation. The Fast TV Start setting, designed for quicker boot times, may also play a role, especially when combined with the always-on network connection from the OS 15.3 update.

While Roku has not officially identified a definitive cause or provided a guaranteed fix, several troubleshooting steps are recommended. Updating the Roku OS to the latest version, 16, is advised, even though it wasn't specifically designed to address this problem. Disabling 1-Touch Play (HDMI-CEC) on all connected devices, including gaming consoles and A/V equipment, is another crucial step. Furthermore, disabling the Fast TV Start feature under system power settings might resolve the issue. For persistent problems, users may need to resort to unplugging their TV when not in use or seek further assistance from Roku's technical support.