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xfinity invasion of firefox

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Comcast/Xfinity login appears and blocks use of Firefox. Asks for password .We do not have Xfinity. How do I get rid of it? Ihave MacOS Monteray.It also is blocking Safari.

Comcast/Xfinity login appears and blocks use of Firefox. Asks for password .We do not have Xfinity. How do I get rid of it? Ihave MacOS Monteray.It also is blocking Safari.

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Hi jessieharsin, Are your wifi settings set to connect automatically to an xfinitywifi network (hotspot)?