Clyde wants to know if iCloud works on Windows. Leo says that Apple does have an iCloud app for Windows, but he's not a huge fan. In fact, he doesn't like iCloud in general. To share data, there are far better solutions including Microsoft's OneDrive, Google Drive, and Dropbox. Those are far better options for sharing files.
But iCloud does work, and it does work with Microsoft's Azure. He can Download iCloud for Windows here. He can also check out this page at support.apple.com for help setting up and using iCloud for Windows.