On November 12th 2019 Microsoft released an update for Windows 10 to version 1909. For the details of each section make sure to checkout the Microsoft docs article linked at the end.

The Windows 10, version 1909 has patches and improvements in the following areas.

  • Servicing
    • Windows Server Update Services (WSUS)
    • Windows Update for Business (WUfB)
  • Security
    • Windows Defender
    • Microsoft BitLocker
    • Key-rolling and Key-rotation
    • Transport Layer Security (TLS)
  • Virtualization
  • Windows Virtual Desktop
  • Deployment
    • Microsoft Endpoint Manager
    • Windows 10 Pro and Enterprise in S mode
    • SetupDiag
    • Windows Assessment and Deployment toolkit (Windows ADK)
  • Desktop Analytics
  • Microsoft Connected Cache
  • Accessibility
  • Processor requirements and enhancements

Direct link to the Microsoft article: https://docs.microsoft.com/en-us/windows/whats-new/whats-new-windows-10-version-1909