Windows Server Insider Preview 26040 is out – and so is the new name

This post has been republished via RSS; it originally appeared at: New blog articles in Microsoft Community Hub.

Heya folks, Ned here again. We've resumed the Windows Server Insider program after our winter break and there's a new build, new features, and - finally - the official branding: Windows Server 2025

 

New features in 26040

 

Windows Server 2025 and Insider Previews

  1. SMB over QUIC now available in Windows Server Insider Datacenter and Standard editions 
  2. SMB alternative ports in Windows and Windows Server Insider
  3. SMB Firewall changes in Windows and Windows Server insider 
  4. SMB client encryption mandate now supported in Windows Insider 
  5. SMB over QUIC client access control now supported in Windows Insider 
  6. SMB NTLM blocking in Windows and Windows Server Insider 
  7. SMB dialect management in Windows and Windows Server Insider
  8. SMB signing required by default in Windows and Windows Server Insider
  9. The beginning of the end of Remote Mailslots 
  10. SMB insecure guest auth now off by default in Windows Insider Pro editions 
  11. SMB authentication rate limiter now on by default in Windows and Windows Server Insider 
  12. SMB1 now disabled by default for Windows 11 Home Insiders builds 

 

Until next time,

 

- Ned Pyle

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