As of my last update in 2023, there wasn't specific information available on Avril Lavigne's activities or releases planned for 2024. The music industry is continuously evolving, with artists frequently releasing new music. If Avril Lavigne has a "Greatest Hits" album or a new collection slated for 2024, it would likely feature a curated selection of her most iconic tracks along with possibly some recent hits or previously unreleased songs.

On June 21, 2024, Avril Lavigne released her first-ever career-spanning compilation album, titled . This 20-track collection, released via Legacy Recordings , covers her evolution from a pop-punk trailblazer in 2002 to her recent contemporary collaborations. Album Specifications Release Date: June 21, 2024. Total Runtime: 69 minutes and 22 seconds.