If a menu option is grayed out, certain conditions for those settings are not being met. For example, if your TV is not connected to the internet, the settings for Software Update or Contact Support will be grayed out, since these require an active internet connection. Keep reading for some examples of conditions that will disable TV options.
When menu options are grayed out, it means that they are unavailable for the current mode that your TV is in. These are common examples of settings that could be grayed out and what causes them to be: