When you launch Sky, your Switch contacts thatgamecompany’s servers. It checks your account, seasonal pass status, and in-app purchases. A pirated NSP cannot spoof this without extensive (and quickly patched) homebrew hacks. Even if you succeed, you’ll be banned from Nintendo’s online services.
Sky is free on the Nintendo eShop. To update: Sky- Children of the Light ROM NSP UPDATE - S...
File size: ~1.5–2 GB base game + updates (varies per season). When you launch Sky , your Switch contacts
A: Free up storage space (Sky needs ~2 GB free). Reboot your Switch, then go to System Settings → Data Management → check for corrupted data. File size : ~1
This is the only method you need.