According to Nintendo Support , this update was a significant milestone that added:

The "Verified" label indicates that the game's NSP file has been verified and validated by Nintendo, ensuring that it meets the required standards for quality and security. This label is essential for ensuring that players have a smooth and safe gaming experience.

The existence of this file is undeniably a violation of copyright law in most jurisdictions. It bypasses DRM and facilitates play without purchase. However, the ethical landscape of digital preservation is more nuanced.

Collecting 100 or more Friend Hearts leads to the "Happy Ending," which unlocks The Three Mage-Sisters as playable Dream Friends. New Playable Dream Friends

A challenging epilogue that unlocks after completing the main story. Features: – 17 new stages (shorter but harder than the main game) – No healing items – skill-based platforming – A secret final boss: fused into a new form – Collectible “Friend Hearts” that unlock a true ending