Assume that you access a file or a folder over a third-party network on the offline share. In this situation, File Explorer displays Offline status as "Online" and Offline availability as "Not available" in the details pane.
This issue occurs because of a problem in File Explorer.
This known issue for Windows 7 Service Pack 1 (SP1) is under investigation. The KB article will be updated when a resolution is available.
Article ID: 3086911 - Last Review: Sep 14, 2015 - Revision: 1
Windows 7 Service Pack 1, Windows 7 Ultimate, Windows 7 Enterprise, Windows 7 Professional, Windows 7 Home Premium, Windows 7 Home Basic, Windows 7 Starter