2018 update: How to get your Lumia 735/830/930/1520 onto the Creators Update
(All About Windows Phone)

Almost a year ago, I covered this very topic, but it`s just as relevant today, if only to answer the question of whether you can still bring an older Windows Phone up to the last major practical branch, the Creators Update, giving you updates until Autumn 2019. See below for some recommended prerequisitive reading, but the short answer is that yes, you can. No need to be stuck on the Anniversary Update!