These are numerous now so the two types are WiFi Clients or Powerline networking.
Your choice on which to try.
So let's assume that I have a router that I cannot move. Let's also assume that I have an Ethernet-only PC that I want to connect that router to, but it's far enough away that a hardwire connection is not feasible, and would generally be unacceptable. What are my options, and what hardware would I need? Thanks.

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