Problem: A Client encountered a situation where the alert was not reaching the Security Center
Resolution: upgrade this device’s OS Version:
The system was on an unsupported version of the OS and Sense version. The sense version is tied to the OS version, so you need to upgrade your machines to a supported release.
Windows 10 Enterprise and Education - Microsoft Lifecycle | Microsoft Docs
You need to upgrade to at least Version 1909 or higher. Doing this most likely will resolve the issue.
Ticket Number: XX