The PBT Canon G3660 printer description included a comment of "WIFI Windows Only" ??? but on visiting the Canon site, there were no Windows Only warnings. Conversely, the site and the box indicated Windows and MacOS compatibility. When queried, the PBT staff didn't know what their "WIFI Windows Only" warning was about, so I thought I would try it (I have both Mac & Windows systems). I installed the printer (USB hardwired) on the Mac but the installation did actually "kill" my Router/Mesh Wifi system!!! I recreated a new Wifi setup (new SSID) and then moved the hardwire connection to my Windows system. Reinstalled and that worked. So the ...view more