Question: can apple watch series 1 be updated?
Answer: If you have an Apple Watch Series 1, Series 2 (both released in 2016), or Series 3 (2017), you'll be able to update your watch. And the new Apple Watch Series 4 will, of course, come with watchOS 5 pre-installed. Be aware that, in order to download watchOS 5, you'll need an iPhone running iOS 12. ... iPhone 5s.