My roku stick was unplugged and when replugged back in it sayed "not connected" I did a hard reset on it and now is stuck in pairing screen and the remote won't connect at all
Ensure you have good batteries in the remote. Try fresh batteries.
DBDukesRoku Community Streaming ExpertNote: I am not a Roku employee.
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take the batterys out and get new ones.
unpower/unplug the Roku from everything for a few minutes and try again.