According to https://www.lakedistrict.gov.uk/aboutus/media-centre/latest-news/news-releases/new-route-makes-it-easier-to-enjoy-the-scenic-west-shore-of-windermere, section 2 of the West Windermere Way is now open. See https://www.lakedistrict.gov.uk/caringfor/projects/West-Windermere-Way

Needs surveying as it includes entirely new paths and bridges in places.