At least 500 MB free space. Disks larger than 512 GB must be partitioned carefully. BIOS/UEFI: Legacy BIOS UEFI with CSM (Compatibility Support Module) enabled; native UEFI is not supported. The eComStation 2.2 ISO is large and must be burned to a or mounted as a virtual optical drive.

EComStation 2.2 is a major release of the operating system, which builds upon the success of previous versions. The 2.2 version brings several significant improvements, including:

OS/2 is unforgiving. You will see "Trap 000d" or "Trap 000e" blue screens. Here are fixes for eCs 2.2: