Xbox One Setup: Internet Required for Full Features

You can complete initial Xbox One setup offline (language, network skip, controller pairing). However, an internet connection is required for:

• Signing in to your Microsoft/Xbox account.
• Downloading your profile, games, and saves.
• System updates (mandatory for new consoles).
• Xbox Live Gold/Game Pass Core for online multiplayer.
• Digital purchases, Game Pass, cloud saves, streaming apps.
• Disc-based game installs (often need day-one patches).

Bottom line: You'll need internet within minutes of first boot to use the console meaningfully. Plan for at least a temporary connection (mobile hotspot works for setup/updates).