iUSBHD firmware v24 Kelvin August 16, 2015 01:10 Updated Follow Here is the firmware v24 for iUSBHD device IUSBHD.SEF 7 MB Download Related articles iUSBHD firmware v27 HDMI port is not working How to fix the corrupted firmware? HyperDrive HD80 Firmware (not working?) Resetting your Mac System Management Controller (SMC) can be a solution. Comments 2 comments Sort by Date Votes onlyoneme May 23, 2015 09:00 v24? Why's that? The latest one is v28... 0 Permalink Kelvin May 31, 2015 03:06 @onlyoneme It is for the users who experience a corrupted firmware when their unit are still in firmware v24. So they can reinstall the firmware and then update to the latest one. 0 Permalink Please sign in to leave a comment.