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345 votes
Accepted

Add images to existing PDF with Preview

Do as follows: Open the image you want to paste in Preview.app Select All (Command-A) Copy (Command-C) Paste (Command-V) Now you have a copy of your image pasted above your old image. This is ...
Marco Elio Tabacchi's user avatar
170 votes
Accepted

How can I combine multiple PDFs using the command line?

Have a look at "Combining PDF files on the command line in OSX" in Joining PDF Files in OS X From the Command Line. It turns out that from Tiger onwards, OSX ships with a Python script that ...
user3439894's user avatar
  • 58.4k
127 votes

How can I combine multiple PDFs using the command line?

Just install Ghostscript using Brew with command: brew install gs Then run command with all files listed: gs -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -sOutputFile=merged.pdf source1.pdf source2.pdf ...
Bartosz Petryński's user avatar
127 votes
Accepted

How to decrease .pdf size without losing quality

The problem is - the default filter used during conversion has very low conversion settings. Thankfully, a custom filter can be added. Adding custom filter step by step Create new directory (if you ...
michalczukm's user avatar
  • 3,467
110 votes

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

I had the same problem so I wrote simple and free app for Mac to read PDFs in negative. App offers two negative modes (colour inversion and colour inversion with sepia). It is called Negative and it ...
Krystian Kozerawski's user avatar
101 votes

How to decrease .pdf size without losing quality

Use Apple's built-in ColorSync Utility to create a custom filter. You can create your own Filter to reduce the image data size in the PDF, using Apple's built-in ColorSync Utility. Click the Filters ...
benwiggy's user avatar
  • 35.3k
51 votes
Accepted

How to change a PDF's title? (not file name)

To answer the question you asked, "How do I change the individual PDF title, either in Acrobat Reader or in Finder?", you can't. Neither Acrobat Reader or Finder, by default and natively, ...
user3439894's user avatar
  • 58.4k
50 votes

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

While there is not an inverted color scheme for Preview, you can invert the screen colors for the entire system by pressing Command-Option-Control-8 Press the sequence again to restore the default ...
Daniel's user avatar
  • 34.8k
44 votes

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

Use imagemagick. Install brew (https://brew.sh/) brew install imagemagick convert file1 file2 file3 output.pdf files 1 through n can be any image or pdf file.
Vishal's user avatar
  • 962
44 votes
Accepted

How to fix run-time error 53 every time I open a file in MS Word, Excel, or PowerPoint on Big Sur?

After looking really hard for a solution, I finally found in a very obscure page the answer. It is quite simple and works with the latest Microsoft Word on Big Sur: Close all Office applications Go ...
jvarela's user avatar
  • 1,277
32 votes

How can I combine multiple PDFs using the command line?

I found Coherent PDF Command Line Tool to be the best option. It is free (for non-commercial use), very fast, lossless, and does not mess up orientation or hyperlinks as some other solutions did. ...
gwint's user avatar
  • 431
29 votes

Print to pdf with Adobe Reader

I had the same problem and this is what I did after reading this question and answer I installed a network printer localhost, I chose HP Laserjet Series PCL 4/5 as the driver Print a document from ...
user65535's user avatar
  • 411
27 votes
Accepted

PDF document with notes has yellow squares, can't remove them

Here is how you can remove the notes from the linked document. Open the linked document in Preview. control click on the note icon and select Delete Annotation. Or: Open the linked document in ...
user3439894's user avatar
  • 58.4k
25 votes

How can I combine multiple PDFs using the command line?

You can use pdfunite which is part of the Poppler package and can be installed via Homebrew (brew install poppler). pdfunite 1.pdf 2.pdf 3.pdf combined_pdf.pdf Merges the three PDF files into ...
Yuchen Zhang's user avatar
24 votes
Accepted

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

Use the GhostScript tool ps2ascii, $ ps2ascii MSWiM_2016.pdf | wc -w *** Warning: composite font characters dumped without decoding. 8964
SparkAndShine's user avatar
24 votes

How to print a four pages on one page?

You can do 4-up printing from most macOS applications in the standard print dialog. Choose File menu > Print (Command-P) If there's a Show Details button, click it. (If there's a Hide Details button ...
Gordon Davisson's user avatar
23 votes

Control odd-even page pairing in Preview in two-page mode

I recommend to add a blank page as the new first page: Menu View->Contact Sheet Click page 1 Menu Edit->Insert->Blank page Move the new blank page to the first place Now you can view it in 2-page ...
Guillermo Gutiérrez's user avatar
22 votes

How to search a phrase in Preview of OS X?

cmd + f and double quotes search does not work anymore. As described here Searching for an exact phrase in PDF with Preview one needs to click the magnifying glass icon and select "Exact Phrase&...
Stéphane Bruckert's user avatar
22 votes
Accepted

How to Install pdfimages in El Capitan?

You can install via Homebrew with the following command: brew install poppler
jherran's user avatar
  • 13.3k
20 votes

Control odd-even page pairing in Preview in two-page mode

I have been bothered by this for a long time. By accident, I have discovered a bug of Preview. And I have noticed that by exploiting this bug we can change the pairing. By default, Preview displays ...
lijunkang's user avatar
  • 200
19 votes

How to get location of a pdf file opened in preview

Command+O this opens a dialogue with the current file. Select the file, and press Command+R, this reveals the file in Finder. In Finder, select the file, and press Option+Command+C, this copies the ...
youkaichao's user avatar
19 votes
Accepted

How to clean uninstall Adobe Acrobat Reader DC?

I didn't find any professionnal answer on the Adobe server. Hence I had to make it. Here is the shell script I wrote with the help of another tool: Find all files modified around a known one and ...
dan's user avatar
  • 12.1k
19 votes

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

I use Adobe Acrobat Reader to read PDF books. In Preferences > Accessibility > Document Colors Options I set "Replace Document Colors" and "Custom Color". Page Background: ...
edsonpatricio's user avatar
18 votes

How to disable PDF editing in Preview app?

According to me, the best way to resolve this, is to go to System Preferences -> General. Make sure "Ask to keep changes when closing documents" is selected. This will prevent accidental changes in ...
chaitanya's user avatar
  • 189
17 votes

How can I combine multiple PDFs using the command line?

building on on @Bartosz Petryński's nice answer, we can make own minimal cpdf utility on top of GhostScript: brew install gs cpdf () { gs -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -sOutputFile="$...
Micah Stubbs's user avatar
17 votes

How to decrease .pdf size without losing quality

Easy Way ColorSync Utility open 'color sync utility' and choose Filters and Duplicate Filter Set resolutions and Image Compression as 'Uncompressed' Go to Export menu. (NOT Export as PDF)
Jin Lim's user avatar
  • 287
17 votes
Accepted

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

Yes, there are numerous tools to convert manual pages to HTML and PDF. UNIX Approach Converting a man page to HTML, PDF, and text provides detailed instructions for macOS: cat /usr/share/man/man1/...
Graham Miln's user avatar
  • 43.6k
15 votes

Preview - Export to PDF without margins

If you use Preview's "Export As PDF..." menu item, Preview will place the image on a page. All these attempts to match the page size to the image are futile. Instead, you need to use the "Export..." ...
benwiggy's user avatar
  • 35.3k
15 votes
Accepted

Delete metadata

Meta information and attributes is complex thing and I am not qualified to cover it extensively. Nevertheless. Distinction should be made between: meta information in files (usually displayed in GUI ...
Aivar Paalberg's user avatar
14 votes

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

This can be done using Automator. Follow these steps: Create a new Workflow. Under Actions, Library, Files & Folders add the Get Specified Finder Items as a step. On the bottom of that step click ...
SpaceMonkey13's user avatar

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