Hello Joe Teumer, At this moment, the RamDiskDxe driver does not support creating RAM disks using the Shell command. Instead, you can create ones via a BIOS setup page. Under shell, you can follow the below steps: exit (under Shell, a setup page will show up) Device Manager RAM Disk Configuration You can then create RAM disks under the page. Best Regards, Hao Wu From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of Joe Teumer Sent: Saturday, April 13, 2019 4:07 AM To: Devel@edk2.groups.io Subject: [edk2-devel] RamDiskDxe.efi Help The same issue is here: https://lists.01.org/pipermail/edk2-devel/2018-February/021403.html Is the ram disk API supported in the UEFI Interactive Shell v2.2 EDK II UEFI v2.40? I can successfully load RamDiskDxe.efi, however, where to go from there? Joe Teumer > Systems Verification Engineer toll free: 800.560.1195 ext. 415 direct: 847.416.4000 mbx systems | mbx.com | in | t | f