What services can I activate with iCloud on my Mac?
The options available under iCloud System Preferences include Mail, Contacts, Calendars & Tasks (combined), Safari bookmarks and tabs, Notes, Photo Stream, Documents and Data, Find My iPhone, and Back to My Mac.
From the official Apple Set UP Icloud Drive ON Iphone Apple Support manual, page 12
Have a follow-up question?
Answers from the official manual.
Common questions