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How to Fix dcu.centennial://toasthandler/Create/NewUpdatesReadyToApply Dell Notification
Question details
The user receives a dcu.centennial://toasthandler/Create/NewUpdatesReadyToApply notification and needs to know its meaning and resolution.
- Product
- Dell SupportAssist
- Device & OS
- not provided
- Scenario
- Encountering a cryptic system notification regarding pending software and driver updates.
- Observed behavior
- A toast notification with the text dcu.centennial://toasthandler/Create/NewUpdatesReadyToApply appears on the screen.
Ensure your computer is connected to the internet so that Dell SupportAssist can properly communicate with Dell servers to fetch the required updates.
Apply Pending Updates in Dell SupportAssist
Since the notification indicates that Dell software has updates ready to install, applying them through the official utility is the primary fix.
Click the Start menu, type 'Dell SupportAssist' into the search bar, and open the application.
Navigate to the 'Drivers & Downloads' section within the app and click the 'Run' or 'Check for updates' button.
Click 'Install' for any pending driver or software updates, and restart your computer when prompted to complete the installation.
Repair or Reinstall Dell SupportAssist
If the notification continues to appear due to a software glitch or update failure, reinstalling SupportAssist can fix the protocol handling issue.
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- 1. Download WPS Office: Visit the official WPS website and download the free installation package for Windows.
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Frequently Asked Questions
What is the dcu.centennial protocol?
It is a custom URI scheme used by Dell Command | Update and Dell SupportAssist to trigger system notifications and manage update processes on Dell computers.
Is the dcu.centennial://toasthandler notification a virus?
No, it is a safe and legitimate component of Dell's official update utilities. It simply notifies you that system updates are ready to be applied.
How do I stop Dell updates from popping up?
You can manage your notification preferences inside the Dell SupportAssist settings panel, or disable notifications entirely through Windows Settings under System > Notifications.
