Verdict: If you are looking for a "patched" update, you specifically want v1.0.2 (v65536) with correct Sigpatches.
Published by: Switch Homebrew Hub Category: Game Updates & CFW Compatibility Estimated Read Time: 8 minutes lego city undercover switch nsp update patched
Assuming you have legally dumped your own cartridge or have permission to use backup software, here is the technical workflow to ensure the "patched update" works. Verdict: If you are looking for a "patched"
If you track down these patched NSP files, are you getting a better experience? The answer is complicated. The answer is complicated
For the majority of players searching for these files, the goal is emulation on PC via software like Yuzu or Ryujinx. On these platforms, "patched" versions of the game run significantly better than they ever did on original hardware. Emulators can leverage the raw power of a gaming PC to brute-force through the frame rate dips that plagued the Switch hardware.
However, for those trying to run these modified NSPs on actual Switch consoles (via custom firmware), results vary. The hardware limitations of the Switch remain. While some stability patches can help, the console is still struggling to render that massive open world.
Legitimate patches are encrypted with title-specific keys. Dump groups release “patched NSPs” that remove firmware version checks, allowing installation on lower firmware or emulators (e.g., Ryujinx, Yuzu). This creates a gray area for game preservation but violates copyright.