PDF is one of the most widely used formats for sharing and viewing documents, especially in professional and educational settings. From business reports and academic papers to eBooks and user manuals, ...

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Evernote is rolling out an update for its Windows app today that will give users the ability to annotate photos, images and screenshots featured within their notes. While hovering above an image, ...

This week's question asks how to make notes on textbooks when using a tablet or e-reader. Weigh in with your advice in the comments -- and feel free to send your own questions along to ...