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
An older method that creates a "SD-based" version of your system menu. It is less popular now because Twilight Menu++ handles most needs more efficiently. Performance & Compatibility Reliability: Nintendo Dsi Firmware Download
If you still want the nostalgia of seeing “Ver. 1.4.5” in your system settings, your only reliable path is to buy a second-hand DSi that already has it. The era of manual updates is over. Nintendo released several updates to improve performance and