I was able to retain the two months access after subscribing through this promo and cancelling.
New and qualified returning subscribers only. This is a promotional code and is not for resale, has no cash value, and will not be replaced if lost or stolen. Valid only where Apple TV+ is available. Requires Apple ID with payment method on file. Apple TV+ renews at your region’s price per month after the promotion until canceled. Terms and Apple Privacy Policy apply; see the applicable terms for your country at https://www.apple.com/legal/internet-services/itunes/ww/. Cannot be combined with other offers providing access to the same service. Minimum age required depending on your country. Must be in the country that matches the store front on which you are redeeming the code. Compatible products and services required.
Just picked up the new Apple TV!
Well timed promotion by Apple and thanks OP again.
Jennifer Lawrence’s new movie Causeway is also out on ATV+ and that’s meant to be quite good.