Alas, the classic Peanuts holiday show will not be broadcast on over-the-air television this year.
To stream the special for free, you don't need an Apple device. The Apple TV+ app is available for a variety of streaming devices such as Roku and Amazon Fire TV, and on several different smart TV brands. You can also watch using a web browser on any computer by going to tv.apple.com . See this Apple support page for a more detailed list of supported devices and how to watch.
You won't need to subscribe to Apple TV+, but you will need to either have or create an Apple ID to sign in and watch. After you sign in, search for the name of the special if you don't see it right away.
(The special also remains available to purchase on DVD or Blu-ray.)
