This has been documented to address an issue accessing a USB drive connected to the router Netcomm NF18ACV, which turned out to be related to the router only support for the old version of the SMB protocol. This protocol is disabled by default on Windows 10.
Screenshots from Windows 10 Home Single Language (Version: 2004)
For more about the SMB (Server Message Block) and the security risks associated with enabling the protocol, the following Wikipedia page is a good start:
https://en.wikipedia.org/wiki/Server_Message_Block
