@ArcherC8 I do not recall any setting that would make it require a userid. Furthermore, it works when I use a different Win 10 computer that is on the network.

@DVair It is Windows 10 home. DVair wrote @Oregon Is it a Win11 computer?

I tried to set up a networked drive. I can access it from one computer on the network, but not from this one--the one I used to set up the network from. A dialog box asks for userid and password. I...