The next generation of Samsung's flexible premium phablet is likely to be called the Galaxy Z Fold3. The leaker Ben Geskin has produced new images to show how this device might look according to the latest leaks and rumors. They point to it having rear cameras like those of the Galaxy S21 Ultra, although the rest is much unchanged compared to 2020.
https://www.notebookcheck.net/New-renders-depict-the-Galaxy-Z-Fold3-as-a-bendable-S21-Ultra.517743.0.html