[Mike_12345]

> But also, the solution is maybe as easy as replacing your Wi-Fi router?

GPS coordinates have nothing to do with Wi-Fi routers. He could bulldoze his house and people would still show up to that location because the GPS system does not know or care what is at that location.

[datapolitical]

Apple’s location database uses the location of Wi-Fi routers to get proper GPS locations. If someone is spoofing his routers MAC address, then that could fix it.