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I think you need to press the help button on the remote, it may do a diagnostic type function and ask you some questions, follow the instructions on the remote
Sorry, there was a problem. Please try again later.For support, please refer to: https://support.myharmony.com/en-us/665?utm_source=logitech.com&utm_medium=global%20support%20link&utm_campaign=getting%20started%20-%20665 - Connect the 665 remote to your computer and use the MyHarmony software to make adjustments. - Will, Logitech.
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