Additional information Hardware compatibility file This release package incorporates version 84 of the Hardware Compatibility XML file. See KB81900 for further information and the latest version of the file, which is attached to the article. Opal compatibility See KB81136 for the latest information about self-encrypting drives supporting the Opal standard that are compatible with McAfee Drive Encryption. The article lists supported SATA and NVMe Opal drives. DETech standalone floppy disk support The option to install DETech on a standalone floppy disk is not supported in DE 7.2.5 and later, because DETech does not fit on a single disk or disk image. Use a USB stick instead.