How do i transfer files like .pdf or .doc from my laptop to iPhone 4s?
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The articles below may be able to help you with this.
iBooks: Viewing, syncing, saving, and printing PDFs on iPhone, iPad, and iPod touch
Apple - iWork - Pages, Numbers, and Keynote for iOS
iOS: About File Sharing
iWork for iOS: About iTunes File Sharing
Apple – iWork for iCloud beta – Beautiful documents on the web.
Retrieving data ...