Record the kind of wake
Note whether the television shows a screensaver, a home screen or a continuing programme when it wakes. Include the time and nearby movement. An ambient display waking to a photo screen is a different event from the hardware restarting during an episode.
Use a modest observation rather than an elaborate experiment: for example, note whether an ordinary pet crossing the room coincides with the screen coming on. This is a proposed evidence method, not a claim that every pet triggers every model. The television’s exact sensor design and placement matter.
Check applicable controls
First confirm that the television itself has a presence sensor. An external streaming box does not establish that requirement. Google’s help describes wake-distance and quiet-hour options in Ambient Display settings. Review the controls actually present on the model and keep their original values.
If the issue occurs only late at night, compare the quiet-hour configuration with the observed time. If movement beyond the intended viewing space seems involved, consider room layout. Google notes that movement beyond walls or windows can be detected, so a trigger need not come from somebody directly in front of the screen.
Choose a household-appropriate setting
Adjust only the presence feature relevant to the unwanted behaviour and observe normal room use again. Keep comfort and energy preferences in mind. Avoid changing network security settings or deleting viewing accounts solely because the ambient screen woke.
If the behaviour remains unexplained, give the manufacturer the model, selected presence settings, time and room conditions. Do not claim the sensor identifies individuals or that a wake event proves unauthorised account access. If you observe actual account changes as well, preserve that separate evidence rather than merging it with the motion-sensing report.