How to save any file as a PDF

Step-by-step instructions for creating PDFs from any file type, including methods for merging, compressing and password-protecting PDF documents securely.

Boox Note Air 4C review: The e-ink tablet that makes your notebooks obsolete

We reviewed the Boox Note Air 4C tablet. From calligraphy pens to cloud syncing, this e-ink tablet turns messy scrawl into ...