I'd like to get an answer to this as well. I've attempted to chat with support twice. I've tried calling and was told unlimited data is only available when using Xfinity equipment. I don't think that's true. Update: Called again. I think it depends on who you're able to talk to. Have this page handy: https://dataplan.xfinity.com/unlimited/#:~:text=Unlimited%20Data%20Plan%20Details,of%20data%20per%20calendar%20month.&text=For%20those%20who%20want%20peace,calling%201%2D800%2DXfinity. The last member of the support team I spoke to was incredibly helpful.
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