There are a few reasons why your PlayStation 4 may not be connecting to your TV. One reason could be that your TV is not compatible with the latest PlayStation 4 firmware. If you have an older model of television, it may not be able to support the latest firmware updates. Another reason could be that there is a problem with your cable box or satellite service. If you have a cable box or satellite service, it might not be able to connect to your PlayStation 4. Finally, if you are using an HDMI cord instead of an Ethernet cord, then your PlayStation 4 might not be able to connect to your TV.