How to Scan a Letter Document Into a PDF File. Scanning a letter document into a PDF digitizes your business's important documents in a way that enables text searches.

Go to the "File" menu, select "Open" and choose your scanned PDF document. At this point, your scan is considered a single image by the program and the text areas are not editable.

Want to search through / edit a scanned document on your Mac? Here's how to convert a scanned document into a searchable and editable PDF using Wondershare PDFelement.

The iPhone Notes app does a lot more than keep your thoughts. Here's how to scan documents and texts using Continuity Camera and the "Scan" feature.