Use the Microsoft Malware Protection Center to download definitions
Applies to: Configuration Manager (current branch)
You can configure clients to download definition updates from the Microsoft Malware Protection Center. This option is used by Endpoint Protection clients to download definition updates if they have not been able to download updates from another source. This update method can be useful if there is a problem with your Configuration Manager infrastructure that prevents the delivery of updates.
Important
Clients must have access to Microsoft Update on the Internet to be able use this method to download definition updates.