I have the Stick +. It has no problem connecting to my 802.11n modem, nor do my two older units. 802.11n is back compatible with earlier 802.11 versions. Of course you only get the speeds possible with the older protocol version.
Roku Community Streaming Expert
I am not a Roku employee, only a user like you.
Streaming Stick 4K+ 3821 | Streaming Stick+ 3810 | TCL Roku TV 43S245/C107X | Streaming Stick 3600
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