How to detect, enable and disable SMBv1, SMBv2, and SMBv3 in Windows

This article describes how to enable and disable Server Message Block (SMB) version 1 (SMBv1), SMB version 2 (SMBv2), and SMB version 3 (SMBv3) on the SMB client and server components.

Disabled SMBv1 server and client via Group Policy is the best option!

https://docs.microsoft.com/en-us/windows-server/storage/file-server/troubleshoot/detect-enable-and-disable-smbv1-v2-v3

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