An accidental command, schedule or network routine can interrupt food storage without someone noticing promptly. Electrical compatibility is also essential and cannot be assumed from the plug's app features.
What the observation tells you
A remote 'on' status does not confirm that the freezer is cooling or that power was continuous. Shared household automation can change the state unexpectedly. Avoid adding adapters to a damaged or unsuitable socket.
A useful next step
Follow the appliance's supply requirements and use monitoring separately from unapproved switching. If an interruption occurred, assess the food history and record the automation event rather than simply turning it back on and forgetting it.
Manuals and supporting guidance
Model-specific instructions take priority. These references support the practical principles discussed here; they do not diagnose your appliance.