https://www.googlenestcommunity.com/t5/Streaming/Keep-Losing-HDR10/m-p/557352#M49525 <P>Hi Outlaw67,</P> <P>&nbsp;</P> <P>Thanks for posting and for being a step ahead of us. If the option vanishes and requires a reboot to restore, this could be a communication failure via HDMI connection. Try switching to a different HDMI port, or if possible, test it on another capable TV. Rebooting the TV also helps. If it persists after trying all of these, do a full clean-up by performing a<A href="https://goo.gle/3AgAaiR" target="_blank"> factory reset</A> on the Chromecast device.</P> <P>&nbsp;</P> <P>Let us know how it goes.</P> <P>&nbsp;</P> <P>Thanks,</P> <P>Kimy</P> Thu, 07 Dec 2023 21:03:40 GMT Kimy 2023-12-07T21:03:40Z https://www.googlenestcommunity.com/t5/Streaming/Keep-Losing-HDR10/m-p/550881#M49198 <P>Every time I go to use the chromecast HDR 10+ is not listed under formats.Have to restart to get HDR10+ back under supported formats ???</P> Thu, 23 Nov 2023 07:41:37 GMT https://www.googlenestcommunity.com/t5/Streaming/Keep-Losing-HDR10/m-p/550881#M49198 Outlaw67 2023-11-23T07:41:37Z https://www.googlenestcommunity.com/t5/Streaming/Keep-Losing-HDR10/m-p/557352#M49525 <P>Hi Outlaw67,</P> <P>&nbsp;</P> <P>Thanks for posting and for being a step ahead of us. If the option vanishes and requires a reboot to restore, this could be a communication failure via HDMI connection. Try switching to a different HDMI port, or if possible, test it on another capable TV. Rebooting the TV also helps. If it persists after trying all of these, do a full clean-up by performing a<A href="https://goo.gle/3AgAaiR" target="_blank"> factory reset</A> on the Chromecast device.</P> <P>&nbsp;</P> <P>Let us know how it goes.</P> <P>&nbsp;</P> <P>Thanks,</P> <P>Kimy</P> Thu, 07 Dec 2023 21:03:40 GMT https://www.googlenestcommunity.com/t5/Streaming/Keep-Losing-HDR10/m-p/557352#M49525 Kimy 2023-12-07T21:03:40Z