Saturday, March 14, 2020

Disable Windows 10 Netbios and SMB2

On Microsoft Windows 10, SMB 1 should already be disabled. To enhance security, you may want to also disable SMB 2 and NetBIOS.

Open PowerShell as Administrator by pressing the Start button, typing powershell, and pressing Run As Administrator:






















In PowerShell, get the setting and disable it with:
Get-SmbServerConfiguration | Select EnableSMB2Protocol
Set-SmbServerConfiguration -EnableSMB2Protocol $false















If you see an error of "Access is denied", ensure you run PowerShell as Administrator.




To disable NetBIOS, in Control Panel go to Advanced TCP/IP Settings and press the radio button:


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