Using Windows Firewall to block a specific IP on Windows 10

Open Windows Firewall with Advanced Security by running wf.msc. On the left, select Inbound Rules, then under the Action menu, choose New Rule.

On the Rule Type page, choose Custom.
On Program, choose "All programs."
On Protocol and Ports, leave the default of Any.
On Scope, select "These IP addresses" in the remote addresses section and add the problematic IP address in the Add dialog.
On Action, choose "Block the connection."
On Profile, leave the defaults of everything checked.
Finally, on Name, give the rule a name and optionally a description.

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