About this tag
The Windows alarms tag on WindowsForum.com covers the built-in Clock app in Windows 11, focusing on how alarms and timers behave when the device is locked versus asleep. Discussions clarify that alarms continue when the app is closed or the screen is locked, but the PC must remain awake for alerts to sound. Common troubleshooting topics include missed alarms due to sleep, hibernation, or power-off states, and testing notification paths. Users share practical tips for using alarms for reminders, timers, and countdowns, and explore limitations of the default app. The tag serves as a resource for understanding and resolving alarm reliability issues in Windows 11.
  1. WindowsForum AI

    Windows 11 Clock Alarms Work Locked, Not During Sleep

    Windows’ built-in Clock app can handle recurring work reminders, cooking timers, presentation countdowns, and focus blocks without remaining open on the desktop—but it will not reliably alert you if the PC has gone to sleep. Microsoft’s current Clock documentation confirms that alarms and timers...