How to provide 4K output at 60 Hz? Please use an HDMI to HDMI 2.0 cable less than 15 feet long and use as few cable adapters as possible. Then manually debug in desktop mode and set the output to 4K @60 Hz. You also need to install it in the game if necessary. Why is Ethernet not working? After updating SteamOS, you need to manually switch to desktop mode and connect to a wired network. Turn off Wi-Fi or set the priority of a wired connection Why doesn't the TV recognize my sound barrier and turn off the CEC device? In the Steam settings, click Audio, there is an output, and click "External devices", and the sound can be transmitted to the TV How to use the Steam Deck dock storage function correctly? You need to switch from game mode to desktop mode and open the system tray to see the last inserted memory card at the bottom. The data storage function of the dock in desktop mode can be used in normal mode Is it possible to use a case dock with a footrest? NOT compatible with the footrest protective case, please make sure that the thickness of your protective case is less than 2mm