Here's the change log for the update, which brings the Fire OS version number to 3.5.1 (111009920):
- Quick Switch - With a double-press on the home button, Quick Switch allows you to easily alternate between or shut down running apps and tasks.
- App Grid Collections - Create folders of apps or content right on the app grid.
- Carousel Pinning - Pin your favorite apps to the front of the home carousel. .
- 11 Frame Lenticular Photos - Create Lenticular photos using 11 still images instead of 3.
- Enhanced Carousel E-mail - Delete e-mails directly from the home screen.
- Improved Video Sharing - Share high-resolution videos via MMS or e-mail.
- Improved Battery Life - Dozens of system updates for enhanced battery performance.
Amazon's support page has links to teach users how to access the new features in this Fire OS update. What do you think of this new download for the Fire Phone?