You can partition a hard drive with Windows' Disk Management utility by shrinking the existing partition and formatting the new unallocated partition.

Step by step tutorial on how to format a Hard Drive or Disk. Use built-in tools such as Diskpart, CMD, Disk Management, etc, to format.

If you receive Windows cannot be installed to this disk, Windows must be installed to a partition formatted as NTFS while installing Windows 11/10, then this post will help you.