Autodesk does not provide a standard standalone offline installer for general Fusion users
However, as of 2025, the remains a critical tool for manufacturing floors and defense contractors. Autodesk has committed to supporting the "Network Deployment" method for the foreseeable future, though they may require annual license pings in the future to prevent software piracy.
This is simply the method of getting the software onto your hard drive. Once installed, Fusion 360 defaults to "Online Mode." It will attempt to sync with the cloud, upload design history, and validate your license.