workaround is to use the USB port on tv if it has it so chromecast only powers/off when the tv is on/off. if that is not feasible, disable all the background o

workaround is to use the USB port on tv if it has it so chromecast only powers/off when the tv is on/off. if that is not feasible, disable all the background options. create an album of a single image on your google account. enable showing photos from your google account, selecting that album..