Guides

Reference material and step-by-step walkthroughs, each dated so you can see how current it is.

• Nintendo Switch File Types Explained: NSP, XCI, NSZ and XCZ

  What each Nintendo Switch file container actually is, how NSP and XCI differ, what the compressed NSZ and XCZ variants change, and how to read a Title ID.

  Beginner · 6 min read · Updated Oct 18, 2026