It’s not every day that there’s a new OS in the works for 386 and 486-era hardware, but [John Swiderski] let us know he working hard to bring HamsterOS to retrocomputing enthusiasts everywhere.

Windows comes with a built tool— Disk Management —that offers a complete solution to manage hard disks on the computer. You can use it to shrink volume, increase volume or portion size, create new ...

You may view your hard drive in Disk Management and see unallocated space. The space will be on the hard drive, but Windows cannot use it. It is like having a spare room in your house but locked off.