System Menu 1.4.1 was released on 7 September 2010 for all regions.
Changelog
- Features Behind-the-Scenes improvements to system performance
- Blocks some flashcarts (R4i, M3i Zero, and More).
- AceKard 2i and SuperCard DSTwo work (update to prevent block flashcards)
- Nintendo DSi Shop appears to be faster.
Note
If you do not update, you can't access the DSi Shop.