Disable SMBv1 and SMBv3

Open a Web Browser.

In the Address bar, type the IP Address of the Printer.

NOTE: If the IP Address is unknown, print a System Configuration Report or speak with your System Administrator.
 

Select the Login button.

Enter the Administrator login name and password.

NOTE: The default User ID is admin and the default password: depending on the software version installed on the device, the default administrator password may be the device serial number or 1111.  The password is case sensitive. 
 

Select Properties.

Select Connectivity.

Select Setup.

Select Edit beside SMB Filing.

De-Select SMBv1 and SMBv3.

Select Save.

Select the Logout button.

Close your Web Browser.