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system tray cache
About this tag
The system tray cache stores icon and notification data for apps in the Windows notification area. On Windows 11, a known issue with ThrottleStop causes the system tray cache to accumulate dozens or hundreds of disabled entries, slowing the taskbar overflow and requiring a cache reset or app update to resolve. This tag covers troubleshooting steps for clearing the system tray cache, managing tray icon flooding, and fixing performance problems related to the notification area. Topics include resetting the icon cache, updating problematic applications, and optimizing system tray settings to prevent cache bloat.
Windows 11 users running ThrottleStop have reported a familiar — and still frustrating — problem: the Settings → Personalization → Taskbar → Other system tray icons pane fills with dozens or even hundreds of disabled ThrottleStop entries, and the Taskbar overflow becomes slow or brittle until...