Yesterday,Xkey team has udpated xkey's firmware to V1.04 and this firmware udpate fix Hitachi 78/79 & XGD3 as well as Samsung & XGD3.At the same time,it increased AP25 failure grace period and xkey.cfg file. Here is a more details :

Quote from official

"On popular demand we have added the IsoMenu feature. It implements a Mixed Media style menu system. Xk3y generates a virtual ISO in memory that represents the USB Mass Storage devices attached to your Xk3y. You can then navigate the menu and launch games with the Xbox joypad.

Update: firmware v1.04 for xKey is now available for download. See changelog above for changes.

Changelog for v1.04:

- isoMenu system
- Fixed Hitachi 78/79 & XGD3
- Fixed Samsung & XGD3 (thanks to morph0 and others)
- Increased AP25 failure grace period
- Implemented MenuIso menu system
- Changed behavior when an ISO is selected and tray is closed. ISO is now queued until tray opens
- Added Mount point count to main menu
- Added xkey.cfg file "

How to update Xkey firmware to V1.04

1.Extract the two files “rootfs” & “uImage”
2.Add the two files to the root folder of a Flash Drive or HDD. (Make sure to eject the drive properly from the PC, it may otherwise cause corrupt files)
3.Connect the Flash drive or HDD to your xk3y remote and wait for the xk3y to start the update.
4.The remote LED will now display “UPDATING – PLEASE WAIT” for about 35 seconds. (Do not turn off your XB360 or disconnect the remote while updating)
5.Once the update is completed, the LED will display “UPDATE COMPLETE – RESET XBOX” Reboot your xbox and the xk3y should now be updated to the latest firmware.
6.That’s it! Continue to enjoy using xk3y with the new features!

What's more,according to the updated news from xkey.com that Firmware 1.05 in beta testing ,and Thumbnails are now added to the IsoMenu feature.



Source

xkey firmware V1.04 download

xkey official