You can watch the TV series "Silo" streaming exclusively on Apple TV+. It is available in multiple regions including the US, UK, and the Netherlands through Apple TV+ and Apple TV Plus Amazon Channel

. The series is offered in 4K quality with multiple audio and subtitle languages, and requires a subscription starting at around $9.99/month or £8.99/month after a 7-day free trial

. "Silo" is a science fiction dystopian thriller based on the "Wool" book series by Hugh Howey, starring Rebecca Ferguson and Tim Robbins. It premiered on Apple TV+ on May 5, 2023, and has multiple seasons available for streaming

. In summary, to watch "Silo," you need to subscribe to Apple TV+ and stream it there. It is not currently available on other major platforms outside of Apple TV+ and its Amazon channel