New customer myself and the lack of a guest network is beyond disappointing. Seems Comcast has hijacked the guest network feature and turned into into the Xfinity hotspot. This is silly and makes no sense for people that live in residential neighboorhoods. My neighbors don't need me hosting a hotspot for them. And the answer above to use the xfinitywifi hotspot for guests is ridiculous. You need to have a comcast login or you have to pay per hour. 😡 Seems the only real solution is to return the Comcast router and purchase your own cable modem and router. Yes you could use the Comcast router in bridge mode but then you're still renting their equipment. You could also add an access point with a guest network but then there's no network security between your home devices and guest devices.
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