Windows could not format a partition on disk. The error occurred while preparing the partition selected for installation, Error 0x80070057.

Then un-mount your old drive, re-partition if you need to, and then add the old drive's equally-sized partition to the RAID array. Wait for the sync operation to complete. Done.

The combination of Linux software RAID (Redundant Array of Inexpensive Disks) and LVM2 (Logical Volume Manager, version 2) offered in modern Linux operating systems offers both robustness and ...