Azure File Sync Agent – January 2019

Azure File Sync

An update rollup for the Azure File Sync agent was released today which addresses the following issues:

  • Files are not tiered after upgrading the Azure File Sync agent to version 4.x.
  • AfsUpdater.exe is now supported on Windows Server 2019.
  • Miscellaneous reliability improvements for sync.

More information about this update rollup:

  • This update is available for Windows Server 2012 R2, Windows Server 2016 and Windows Server 2019 installations that have Azure File Sync agent version or later installed.
  • The agent version of this update rollup is
  • A restart may be required if files are in use during the update rollup installation.

Installation instructions are documented in KB4481059