Your universal infrared remote which used to control your old Apple TV should work just fine with the fourth-generation Apple TV right out of the box. In some cases, however, your legacy remote might need configuring in order to learn the signals that the Siri Remote generates.
In this post, we're going to show you how you can program a universal infrared remote that came with your TV, cable box or DVD/Blu-ray player in order to navigate the entirety of tvOS, or use it with a prior Apple TV model.