Remove the batteries from the Roku remote
Unplug the Roku device from power
Wait 10 seconds
Plug the Roku device back in
Reinsert the batteries into the remote
Press and hold the pairing button inside the battery compartment for 5 seconds
Wait for the pairing light to flash
Release the pairing button
Wait for the remote to reconnect
Replace the batteries if the remote still does not respond
Repeat the pairing process if needed