Samsung has announced a Galaxy Unpacked Part 2 event, scheduled for October 20. Due a day after Google's Pixel 6 series hardware event, Galaxy Unpacked Part 2 will include at least a BTS version of the Galaxy Z Flip3. Rumour has it that the Galaxy S21 FE will be in attendance, too.
https://www.notebookcheck.net/Samsung-teases-Galaxy-Unpacked-Part-2-event-with-BTS-versions-Galaxy-S21-FE-and-One-UI-4-0-on-the-horizon.572247.0.html