Mac Preview.app Print Dialog From Command Line

4 min readJun 29, 2021

Using macOS’s print engine (based on CUPS) it is also possible to ‘print into’ a Postscript file, a PDF-X file or directly save the file in iPhoto, for example scanned photos. Beginning with Mac OS X 10.7 Lion, Preview restricts the Format option popup menu in the Save As dialog to commonly used types. Sep 20, 2019 As another helpful piece in our “New to Mac” series, this tutorial walks you through the Preview app on your Mac. This useful tool is the default viewer for images and PDFs. You can use it for more than previews, however. Preview offers markup and annotation tools along with features for merging PDF files and signing documents.

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Preview is the default application in macOS for image files, like JPG and PNG, and PDF files. While it’s primary purpose offers you a quick and easy way to see various documents, it has several pretty cool editing and markup features you may not even be know are there.

How to view photos and PDFs in Preview on Mac

Preview is the default app for viewing images and PDF files on your Mac. So, any time you double-click on, or otherwise launch, one of those files, it’ll open in Preview.

If, for some reason, another app has taken over responsibility for a certain file type, and you want to give it back to Preview, you make the change right in the Finder.

Right/Control — click on the file you want to open.
Hover on Open With…
Click Preview

How to crop documents in Preview on Mac

Preview can help you do some simple edit your photos and PDFs.

Open the file you want to crop in Preview.
Click the Show Markup Toolbar button. It’s the button with the little toolbox icon.
Click, hold, and drag on the file to create a selection.
Click, hold, and drag on any of the blue dots to resize the selection if needed.
Use the Command — K keyboard shortcut to crop the image.

How to show markup tools in Preview on Mac

Preview has several tools to choose from to edit your photos including Selection, Sketch, Text, Color Adjust, and more. You just need to show the Markup Toolbar to see them all.

Open the file you want in Preview.
Click the Show Markup Toolbar button. It’s the button with the little toolbox icon.

How to highlight PDFs in Preview on Mac

Open the PDF you want to highlight in Preview.
Click the Highlight button.
Select the text you want to highlight.
Repeat as necessary.

How to annotate a document in Preview on Mac

Preview can allow you do various different types of annotations to documents, so whether you’re going through a draft of a proposal or marking papers, you can make all the notes and marks you want.

Open the file you want to annotate in Preview.
Click Tools in the top menu bar.
Hover over Annotate
Click on the type of annotation you wish to perform.

From here you have a few options of what you can do, here’s a quick breakdown.

Highlight Text

Allows you to highlight any selected text.

Underline Text

Allows you to underline any selected text.

Strike Through Text

Allows you to strike through any selected text.

Rectangle

Places a rectangular on the document, which you can move around and resize.

Oval

Places an oval on the document, which you can move around and resize.

Line

Places a line on the document, which you can move around and resize.

Arrow

Places an arrow on the document, which you can move around and resize.

Polygon

Places a Polygon on the document, which you can move around and resize.

Star

Places a Star on the document, which you can move around and resize.

Text

Places a Text box on the document.

Speech Bubble

Places a Text box on the document, which you can type a message inside the bubble.

Mask

Places a layer mask on the document, so you can make a passage stand out.

Loupe

Creates a magnifying circle, perfect for calling out small icons.

Note

Creates a note, so you can leave comments.

How to add your signature to a document in Preview on Mac

If you ever type up letters or need to sign a digital contract you can save your signature in Preview and then add it to any document you want. You can add your signature using a the trackpad or even using the built-in camera.