News from Drneo:

MK5 8G/16G GIGA cart upgrade core V1.40 + 2.43 XMenu Stable Version [06-26-2007]
* Modified some export message
* Modified use top screen to show message under the U-DISK mode
* Fixed some bugs, like the date display
* The Game save database update to #1138

download: http://www.neoflash.com/download/MK5...Menu_V2.43.rar

How to upgrade the XMenu:
>>>> Warning! All data on the MK5 will lose after you start the upgrade! Please backup it first!! <<<<
1. Use MK5 USB Linker connect PC , and enter USB data exchange mode , PC will detect one removable disk (MK5) have inserted
2. Copy "MK5_Menu_V1.39_AUTO_Upgrade.nds" to MK5
3. Restart NDS, enter MK5 menu, choose "MK5_Menu_V1.39_AUTO_Upgrade.nds" and run it,and restart NDS.
4. When NDS power on, hold L+R+A+B+DOWN to fast format whole MK5, or you can use A+B+START+SELECT+UP to make a low-level format ,then copy all data (include folder) from this uncompressed file.
5. Now new system is ready ,restart NDS and enjoy it!