How to set up a Comcast cable box with one HDMI input to feed into my Apple TV box so that I don't have to swap out the HDMI cables - Quora
How to set up a Comcast cable box with one HDMI input to feed into my Apple TV box so that I don't have to swap out the HDMI cables - Quora
![Asked for my free upgrade to a 4K capable box since I just purchased a new 4K TV. I received a Flex box and have a couple questions. : r/Comcast Asked for my free upgrade to a 4K capable box since I just purchased a new 4K TV. I received a Flex box and have a couple questions. : r/Comcast](https://external-preview.redd.it/bWhqHGXDP0CuLYtmxcIT65oAWXHeqI9bih9EVwQ9TCo.jpg?auto=webp&s=181c92f5441e6848596423d4653898791cf2c3cf)