.I'm convinced my Win 10 PC has all sharing settings set to allow access by other PC's.
Are you using Home Group as your main Sharing agent?
If yes, you have to switch to the regular IPv4 protocol.
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P.S. When I read something like this the only thing that comes into mind is " Alien conspiracy" Theory. :\ - 😀 -.
I'm convinced my Win 10 PC has all sharing settings set to allow access by other PC's.
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