This report is for informational and educational purposes only. Modifying your Nintendo DSi system software may violate Nintendo’s End User License Agreement (EULA) and can potentially damage your device if done incorrectly. Proceed at your own risk.
The final official firmware released by Nintendo was , launched on December 11, 2012. This update was primarily designed to improve "behind-the-scenes" system performance and close security vulnerabilities used by homebrew exploits. Nintendo Dsi Firmware Download
If you are looking for "firmware" to play games from an SD card, you are likely looking for or Unlaunch . These are not "downloaded" in the traditional sense of a firmware file; they are installed using specific exploits. Disclaimer: This report is for informational and educational
These "firmware" replacements unlock the ability to use the DSi's improved processor and RAM (compared to the original DS), allowing for better emulation of older consoles. Where to Find It You should Version 1
Do not download random firmware files from websites. The risk of bricking your DSi is extremely high, and there is no official PC-based installer. Use game cartridge updates or leave the firmware as-is.
These are typically from another DSi, not official installers.
Nintendo released several updates to improve performance and address specific issues. Below are the key major versions for the North American (U) region: Release Date Key Features/Notes Dec 11, 2012 Latest version; minor stability and performance fixes. 1.4.4U Mar 22, 2012 Resolved Facebook photo upload connection issues. 1.4U Aug 3, 2009 Added Facebook integration for the DSi Camera. 1.3U Apr 5, 2009 Early version for core system improvements. Custom Firmware and Homebrew Downloads