Diolch

Hi, I'm using the Netgear 6200 extender with the netgear 6100 modem router in 'Fastlane'. Should I set the extender to (1) 2.4ghz from router to 5ghz; (2) 5ghz to 5 ghz or the basic setting of 5ghz & 2.4ghz router-extender.