Questions tagged [pdf]

Documents in the Portable Document Format, created by Adobe Systems, and readable with Adobe Reader, Apple Preview, and other software programs

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185
votes
7answers
1.2m views

How do I combine two or more images to get a single pdf file?

Say I have some image files (for instance, the result of scanning some sheets) and I want to combine them into a single pdf file, each image on a different page. Is there a faster / more convenient ...
22
votes
13answers
36k views

Make existing PDF searchable ( OCR ) via command line / script

I am looking for an offline scriptable tool that makes an existing PDF file searchable by running OCR on it, replacing the original non-searchable file with the searchable version, and can run ...
46
votes
3answers
170k views

How can I convert JPG into PDF easily?

Is there any way to batch convert .jpg files into single .pdf files?
14
votes
4answers
8k views

finer control of Preview anti-aliasing (font smoothing)?

I have just updated to Yosemite and something must have changed in the way Preview renders fonts. I find that Preview display of text in PDF files is rather sloppy, I am pretty sure it used to be ...
11
votes
8answers
15k views

What readers annotate PDFs better than the Preview app?

I usually spend around 3 or 4 hours a day working with and annotating PDFs. I've always used Preview, but there's a few things that bother me about it. Mainly the large icons used when you place notes,...
37
votes
9answers
43k views

What software is available (preferably free) to edit PDF files on Mac OS X?

What free software/app is there to edit pdf files on Mac OS X? Specifically I am looking to edit an existing PDF file and re-save it in PDF format.
20
votes
6answers
20k views

How to decrease .pdf size without losing quality

Background I want to decrease size of the .pdf filled with images. In Preview in can be dome through Export and set Quartz Filter-> Reduce File Size before saving. Problem The file indeed ...
17
votes
4answers
21k views

What causes PDF file size to increase when saving in Preview?

It seems that making edits, annotations, or even just opening and saving a PDF file in Preview will cause a significant increase in file size. I've noticed that for some books I've scanned this also ...
11
votes
1answer
6k views

Crop multiple pages in a pdf file

I can use Preview app to select a region and crop a page. Can I do the same cropping for a whole pages in pdf? Are there tools (commercial or free) available for it?
6
votes
3answers
2k views

Can man pages be converted to html and/or pdf format?

The command man bash produces a lot of output. What I desire would be to either search the results or print the results to paper. So, is there a way to convert a man page to a html and/or pdf document....
65
votes
11answers
417k views

Blacking out a part of a PDF, or redaction of text

What methods are there to blackout a part of a PDF? I don't want to simply use Preview's annotation tools and then save the document, since then someone could open up the PDF and remove the ...
13
votes
1answer
9k views

PDFs looking different in Yosemite Preview.app [duplicate]

I've just installed Yosemite on my iMac and noticed that my PDF files viewed with the Preview.app don't look the same as in Mavericks. If I view the PDF files directly in Safari, all looks like it ...
28
votes
5answers
27k views

How to disable Acrobat Reader in Safari?

In Safari, the default PDF-Viewer in Safari is "Preview". Unfortunately, since I installed the Acrobat Reader, this default changed to the Acrobat Reader, which is extremely annoying. How can I ...
8
votes
2answers
17k views

How do I count words in a PDF file on OS X?

I'd like to count words on a PDF file on OS X. The inspector doesn't contain the word count.
8
votes
9answers
3k views

iPad PDF Reader with annotation support?

I have to read lots of PDF books on my iPad but I also need to make notes (annotations), notes that I want to be able to transfer to the Mac later. What solutions do I have for this? Please do not ...
9
votes
6answers
10k views

How to convert a pdf file into a text file?

Is there an easy way to extract plain text from a pdf file? On *nix systems I used to have a command ps2ascii that would do the job, but it seems that this command is not installed by default on my ...
3
votes
2answers
5k views

Creating an icon for a homebrew installed software (evince) - Mac OS X

I installed Evince, the famous PDF reader that comes pre-installed with several major GNU/Linux distributions, on Mac OS X using brew install evince now, to open it, I have to type every single ...
14
votes
2answers
2k views

Can I disable Safari's pinch-to-zoom tab switcher? [duplicate]

When looking at a PDF document I often want to zoom-out to scroll quickly to its contents and get an overview. However, when I zoom-out past a certain threshold (it seems to differ per PDF) Safari ...
7
votes
2answers
2k views

Looking for Software to Scan or Convert to Searchable and Signable PDF

I have the occasional need to scan and/or convert scanned images into PDF format. OS X Mountain Lion does this natively, but as far as I can tell it's just an image wrapped in a PDF, so text selection,...
7
votes
3answers
8k views

How make Safari 7 open PDF files in Preview instead of opening them in-page?

Since Safari 7.0 which was introduced yesterday with OS X Mavericks the little terminal hack defaults write com.apple.Safari WebKitOmitPDFSupport -bool YES doesn't work anymore (at least not for me)....
5
votes
2answers
408 views

Merge pdfs sequentially

I would like to merge 4 pdfs, pdf1.pdf, pdf2.pdf, pdf3.pdf pdf4.pdf together so that the pdfs are spliced, i.e. the first page will be the first page of pdf1, the second the first of pdf2, the third ...
4
votes
1answer
377 views

Preview: PDF Highlighting & Search Stop Working until Restart

A problem has recently become much more prevalent for me when using Preview to search PDFs for text (using Command + F or the search box in the upper right). At first, everything generally seems to ...
2
votes
1answer
1k views

What causes incorrect PDFkit or blurry PDF display in macOS Sierra and how to fix or remedy that situation?

Problem: Some applications like Preview or Skim do not display anything in certain PDFs, primarily in text PDFs, while images work fine. Skim even displays tables of contents but both start ...
11
votes
13answers
5k views

Is there an iPhone App for reading PDF files?

After having used Eucalyptus and Stanza apps on my iPhone, I really can't read printed books while traveling any more. What similar app can I use to transfer, store and read my own pdf files on my ...
9
votes
6answers
69k views

How to not compress inserted pictures in Powerpoint 2011 for Mac?

I am trying to make a presentation for a conference, and am facing a problem that I cannot solve. I have a powerpoint presentation initially created with Powerpoint 2010 for Windows. I am facing ...
7
votes
2answers
2k views

Setting Preview Default to Single Page

So I'm not at all impressed with the "Continuous" view in Preview, that seems to be the default way PDFs are opened. Is there a way to change the Preview.app preferences in such a way as to set "...
5
votes
5answers
13k views

Why does combining a PDF cause its size to be significantly larger?

I have 3 files about 40 KB each. When I combine them using Preview and save them as a single PDF file, instead of having a size close to 120 KB, the size is closer to 500 KB. Why does this happen, ...
4
votes
4answers
3k views

How to “find and replace” in a PDF on OS X?

I need to "find and replace" text in a PDF file on OS X Yosemite. It would be better if there was a "replace all" feature. How can I do this on OS X?
3
votes
5answers
433 views

What tools allow for creation and editing of a PDF document on OS X?

I would like to create a PDF document with images, text and table of contents. I have also other PDF documents that I would like to merge in this new PDF. Do you know some tools/software for creating ...
2
votes
3answers
2k views

Convert XPS to PDF

I have been given an XPS file which seems to be readily opened only on Windows based machines. I was under the impression that I could use Acrobat Pro to convert the file to PDF, but it doesn't seem ...
31
votes
4answers
21k views

Mac OS X: How to merge pdf files in a directory according to their file names

I want to merge several hundred pdf files in a directory automatically according to their file names. E.g. The files 1000.1.pdf 1000.2.pdf 1000.3.pdf 1000.x.pdf should be merged into 1000.pdf and ...
34
votes
7answers
85k views

How can I print a booklet from a pdf file?

I have a pdf document, and I want to print it as a booklet, i.e. two pages of the document on each side of a sheet of paper and so that (when printed) the entire thing can just be folded in the middle ...
17
votes
3answers
2k views

Reopen PDF in Preview on the same page when modified externally

In Mac OS X 10.9 Mavericks when a PDF document opened in Preview is modified by an external application, Preview automatically reopens the new version with the same page displayed as before. After ...
13
votes
7answers
73k views

How can I combine two PDFs in Preview?

How can I combine two PDFs in Preview?
34
votes
5answers
23k views

Is there the dark mode (inverted colors) in the 'Preview' Application for PDF reading?

I am using the “Preview” application for reading a PDF file on a MacBook Pro. Is there any way in I can read it in dark mode? You can do it in Adobe Acrobat Reader by changing background and text ...
12
votes
7answers
60k views

Import multiple-pages from a PDF as separate slides in Keynote

I have a PDF with slides in it from someone else and I want to import all the separate pages of the PDF as separate slides in Keynote. The best answer I can find is this one on apple support, but it ...
10
votes
8answers
28k views

How can I combine PDF files and automatically create a table of contents?

I have a bunch of PDF files named, say, chapter1, chapter2, etc. I would like to combine them into a single file and create a table of contents where each file gets an entry. If memory serves, there ...
7
votes
2answers
24k views

How do I get Automator actions for Microsoft Powerpoint and Word?

I'm trying to set up Automator with a folder action to convert any Powerpoint or Word documents I drag into it to PDFs. I found this question: How do I script Powerpoint to save a directory of PPTX ...
6
votes
5answers
40k views

This PDF displays with question marks instead of letters

Something is wrong with the rendering of this PDF in Preview (or Quick Look). This is how it looks: I can see it in Adobe Reader on Windows. I'm not sure what font it is using, and I have Office 2011 ...
4
votes
1answer
3k views

Unicode normalization for filenames and copied text from pdf:s

I have two issues that seem related. When copying text or filenames containing umlauts or e.g. å ä ö, OS X can't seem to handle the characters in a sane way. Apparently this is a well-known problem. ...
9
votes
6answers
30k views

Change background colour for PDF when Viewing

When a PDF is opened, its actual background color is often white. On Windows, several PDF viewers have the ability to set the background color to another one, which doesn't modify the PDF file itself. ...
8
votes
1answer
7k views

How to disable Preview from opening up the last couple items viewed? osx lion

When I download a PDF and open it in Preview on OS X Lion, Preview opens the last couple documents that I viewed. It seems to arbitrarily open anywhere from the last document to the last x documents. ...
7
votes
2answers
1k views

Count pages in PDF (for non-technical, mac using person)

I have a person who is looking to count pages of her perhaps 2-3000 PDFS. Unfortunately I am away and not sure what to do. She is non-technical. She needs a total count, of all the pdfs, combined (it ...
7
votes
2answers
5k views

Preview copies aliens. How to change the encoding/make it work?

Preview copies aliens! Literally. Here is a screenshot: The text selected on the pdf was copied (Cmd+C) and pasted (Cmd+V) from Preview to TextEdit. What did I get? A bunch of aliens. I'm guessing ...
5
votes
0answers
3k views

macOS Preview: Bug in PDF highlights that displays an additional offset highlight

I update from OSX El Capitan to macOS Sierra yesterday. Now when I open PDFs containing highlights there are 'double highlights', ie. the original highlight and an additional highlight which is offset ...
4
votes
4answers
3k views

Auto Generating and Printing PDF Files From Markdown?

I'm looking for a way to automatically have my computer generate and print PDF files from a folder full of markdown files. So, every morning at 5AM I'd want my computer look at my /markdown-files ...
8
votes
1answer
1k views

Is there a PDF annotation app for the iPad with minimal (or no!) annoying page transitions?

I'm looking for an iPad app that I can use for my PDF presentations. The absolute must-have features are: Good annotation support. I'm giving 2hr lectures so I have to be able to write on the ...
8
votes
2answers
25k views

How to print a four pages on one page?

I would like to print a PDF document, so that four pages of the docoument is printed on one A4 page. (It is 26 pages all in all, so I want to have 7 papers printed having four pages from the pdf on ...
8
votes
6answers
39k views

Can I add or change the author of a PDF file in iBooks?

I had several PDF files in iTunes that I had added authors to. Then I upgraded to Mavericks and launched iBooks. It moved my books and PDFs from iTunes, but many of my PDFs now show the author as "...
7
votes
4answers
7k views

How do I copy PDFs onto my iPad and read them there?

I've amassed a collection of books in PDF format (through occasionally buying the O'Reilly Media Deal of the Day), on my MacBook Pro. I'd like to get them on my iPad, where they'll be more convenient ...