Pokémon Legends: Arceus

Updating via NSP files is a common practice for users of modded consoles or emulators , but it’s important to distinguish between the content of the updates and the technical file handling .

Have you updated to v1.1.1? Did you encounter the "Seeking the Remaining Plates" soft-lock before the patch? Let us know in the comments below (and remember: always backup your save data before applying major Switch updates).

What’s included in the Update (Ver. 1.1.1)?

  • Fix: Use tools like NSC_Builder to check the integrity of your NSP. Ensure your SD card is formatted as FAT32 (exFAT corruption is common).

Pokémon Legends: Arceus — Switch NSP Update

  1. Download the update NSP (v1.1.1) from a trusted source.
  2. Copy the .nsp file to the SD:/install/ folder.
  3. Open Goldleaf or DBI (better error handling).
  4. Navigate to "Browse SD Card" -> install -> select the update NSP.
  5. Choose "Install NSP".
  6. Select "Install to SD" (not NAND; the game is large).
  7. Confirm you see "Success" and that the game version on the Switch home screen shows 1.1.1.
  8. Launch the game. Check your inventory for the "Linking Cord" (added in v1.1.0) to confirm the update is active.

NSP

Before diving into the specifics, let’s clarify the terminology. An is a raw, unmodified dump of a digital game file directly from Nintendo’s servers. An NSP Update is a separate file that layers new data (DLC, patches, fixes) on top of the base game.

Pro-tip:

To access online features such as Mystery Gifts or the Trading Post, your game must be on the latest version and the console must be connected to the internet (which carries a ban risk on modded hardware).