A: To disable the use of Server Message Block (SMB) 2.0 protocol on a Windows client, perform the following:

  1. Start the registry editor (regedit.exe).
  2. Move to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanServer\Parameters.
  3. From the Edit menu, select New, DWORD value.
  4. Enter a name of Smb2 and press Enter.
  5. Double-click the new value and set to 0 to disable SMB 2. Set to 1 to enable.
  6. Reboot the machine.