As I mentioned in this post Apple regularly change the way to merge a PDF document. Yet again it’s changed with High Sierra – for the better. Now when you drag a pdf onto the thumbnail window of an existing pdf the two documents will ALWAYS merge. This make it easier than ever to merge 2 pdf documents. Here’s how to merge 2 documents in High Sierra.
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. You can make simple changes to a pdf file using the free built-in Preview App that comes free with OS X. Here’s how.
Apple’s built in pdf reader app called ‘Preview’ can merge 2 PDF files and edit PDF files. In macOS Sierra 10.12 all you need to do is drag the thumbnails that you want to merge from one PDF document to the other and then save the document.
Read on for some screenshots of what this looks like.
Here is a simple video of how to merge two files in OS X. I have previously described how to do this but some people are finding it a bit difficult so this video should help you out!
[youtube https://www.youtube.com/watch?v=flW6CJPqPK4&w=400 ]
Apple have retained the ability to merge two PDF files with the built in ‘preview’ app in OSX El Capitan. As with previous versions of OS X, there are 3 different ways that you can do this. 1. You can merge them into 1 document in Preview as you are opening them. 2. You can open them as seperate documents in Preview then merge them by printing them to one pdf file. 3. You can open them as seperate documents in Preview and drag pages from one to the other. Continue reading 〉
OS X has a built in application that lets you open and read pdf files. It is called Preview. If you click on a pdf file it will automatically open in Preview.
Thankfully with OS X Yosemite (OSX 10.10) it’s really easily merge 2 pdf files with the built in OS X Preview app.
From within preview you can add more pages to the pdf file. When you save the pdf file these extra pages are combined so that all the extra pages are merged with the original pdf.