My first thought is to ask how you are routing your HDMI connections? Ideally each source device is an input directly into the Outlaw. If you are doing video source switching on your TV then it might not be able to pass a received bitstream through ARC to the Outlaw. Usually in this case you at least get Stereo audio on the receiver but a setting or 2 on the TV might interfere or the tv can't decode the bitstream.
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Outlaw Audio Model 976 / 7700 / Ultra-X13
B&W CM9, CM Center, DS3 (side), DM303 (back)
Blue Jeans Cables (XLRs, Canare 4S11 Bi-wire, HDMI)
Tivo Bolt, Xbox Series X, Panasonic ub820, AppleTV 4k, LG C765P
Roon, Allo Digione Signature, Sonore MicroRendu, Uptone Audio LPS-1, Peachtree Audio Nova 150
GIK Acoustics Soffit Bass Traps, 244 Panels, Monster Bass Traps, QRD7 / Polyfusor Diffusers