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Forum Discussion
jrlinden
Jan 03, 2026Follower
CAX30 - 2.4 wifi bad /5ghz good?
Not sure what's going on but all of a sudden the router won't allow connection via wifi 2.4 but does connect on 5 ghz. Reset the router to factory specs - I'm using xfinity service On several devic...
CrimpOn
Jan 03, 2026Guru - Experienced User
One "box to check":
2.4G WiFi is limited to channels 1-11 in some countries, with 12 & 13 available in others. If the router has changed to channel 12 or 13 because "look. there's nobody using this one!", then devices searching on channels 1-11 will no longer detect the signal.