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Notice: The Scan Cab for the April 2025 Windows monthly security update is delayed
NOTE: This notice only affects environments where Scan Cab is used to check for update compliance.
The Scan Cab for the April 2025 Windows monthly security update, known as the 4B release, is delayed. No Scan Cab has yet been made available for this release.
We are working as fast as possible to provide a release. We will communicate an update as more information becomes available. Thank you for your patience.
How this affects your organization:
IT administrators who rely on Scan Cab to check for update compliance can track our communications. Progress of the availability of this month’s Scan Cab will be communicated whenever information is available.
No action is required on environments where Scan Cab is not employed. However, please note that there might be non-Microsoft applications which utilize Scan Cab. Review the documentation for any software and update deployment tools which might be in use for your organization to understand if this is applicable in your environment.
Additional information:
- Learn more about the Scan Cab process: Announcing a smaller WSUS Scan Cab
- Use Windows Update Agent (WUA) to scan computers for security updates without connecting to Windows Update: Using WUA to Scan for Updates Offline – Win32 apps
- Documentation on the Catalog Site used to import updates and drivers: WSUS and the Catalog Site
Message ID: MC1050818
