How to fix schedules and timers that are not running on smart devices

This article supports lights, plugs, thermostats and hub-based automation pages.

1. Verify device time zone and home location settings.
2. Check whether the device is offline when the schedule should run.
3. Look for conflicting scenes, automations or vacation modes.
4. Save and re-test a simple one-time schedule first.
5. Then rebuild the complex schedule only if needed.

Core editorial page for schedule not running intent.