The deleted the phone numbers from public documents by changing the colour from black to white. This is what led the the recent scandal in Australian Politics when all the private phone numbers of Australian politicians were accidentally leaked. If someone deletes the box they will see the original document. The original information that you have edited will still be there. Please note, this is more of a hack than a proper way to edit. You’ll notice you can’t change the rectangle color from being black, but you can put a very fat white border around it so it looks like a white rectangle! You can cover over existing text using a rectangle with a white border like this. If you click on the text box button – the 4th button across, you can then go up to your document and add in a text box like this: The left three buttons make an arrow, a circle or a rectangle. The fourth button along allows you to add text to the pdf. These buttons will allow you to edit the pdf file. Note: In Yosemite and El Capitan the ‘Annotations Toolbar’ has been Renamed to ‘Markup Toolbar’ so that it looks like this:Īfter you select the ‘View: Show Annotations Toolbar’ menu you will see a toolbar across the bottom of the preview window that looks like this:

This will give you a toolbar along the bottom of your preview window to help you edit the pdf file. Go up to the View menu and select the menu item called ‘Show Annotations Toolbar. Here’s how to use the Annotations Toolbar. The good news is that ‘Preview’, the built-in OS X pdf reader app, has some basic pdf editing abilities built-in. But you can do minor changed like adding your own text and graphics, so this method will allow you to complete a form or make minor additions.įor full pdf editing capabilities (for example adding paragraphs of text, moving pictures around on a page etc) you need to get some fully blown pdf editing software like Adobe Illustrator or Adobe Acrobat Professional. You can’t change what’s already in the pdf document. Preview has a hidden “Annotations Toolbar’ that will allow you to edit the pdf file. If you double-click on any pdf file in OS X it will open in an application called Preview. You can make simple changes to a pdf file using the free built-in Preview App that comes free with OS X. If you’ve ever been given a pdf file that you want to edit, or a pdf form that you need to complete and return electronically, you’ll realise that it’s not obvious how to edit a pdf file in OS X.

Free adobe pdf editor for mac