You can use NIUBI Partition Editor Free Edition to convert Dynamic Disk to Basic without losing data on Windows 11/10. All features discussed.

And I forgot to mention, that this is the method to recover data if you have a dynamic disk that gets a corrupted partition database and becomes unusable. The MS rep seemed to think that that was ...

I would not recommend trying to convert them to dynamic disks. You might lose any chance you have of retrieving the data (or make it way harder) ...