Check that you meet the minimum system requirements
Make sure that you're using the latest version of Windows on your PC, and the latest version of iOS, iPadOS, or macOS on your iPhone, iPad, iPod touch, or Mac.
iCloud might not be available in all areas and features vary. iCloud for Windows doesn't support Managed Apple IDs.
Download iCloud for Windows
Download iCloud for Windows on your PC. Then enter your Apple ID to sign in to iCloud.
Set up and use iCloud for Windows
Choose the features and content that you want to keep up to date across your devices. This includes iCloud Drive, iCloud Photos, Mail, Contacts and Calendars, Bookmarks, and iCloud Passwords. Then click Apply.