If you’ve inadvertently converted your disk to a dynamic disk using Disk Management, you can revert it to a basic disk using the built-in diskpart command. Dynamic disks have been deprecated in Windows and are no longer recommended. Here’s a Microsoft article that explains how to convert a dynamic disk to a basic.
Change a dynamic disk back to a basic disk | Microsoft Learn
However, the biggest drawback to using the built-in tools is that volumes on the dynamic disk must be deleted before converting it to basic.Read more