The PDF format is meant to be non-editable, but if you scan a document that comes out too light or receive a contract with type that is too faint to read, you need a way to darken a PDF. Here are a ...

Q: I use an HP Envy Photo 6255 printer with my new Apple iMac desktop. When I scan a plain black and white document and save it to my desktop via the printer, it always comes over in a photo format.

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. When you digitize your tax forms, you can ...