A SamMobile source claims to have spotted a working unit of the Samsung Galaxy Fold in the hands of someone on the New Delhi metro recently. It is likely that this device has the updated design it needs to secure a re-do of its planned April 2019 launch.
https://www.notebookcheck.net/Samsung-Galaxy-Fold-in-new-revamped-form-allegedly-caught-in-live-images-on-Indian-transport-system.427626.0.html