Questions tagged [preview]

Apple Preview is a program included with every version of macOS that permits displaying and limited editing of common 2D and 3D files using Apple's Core Image and Quartz frameworks.

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26 votes
3 answers
81k views

Preview refuses to open pdf file, incorrectly claiming a permission issue

I had to force-quit Preview (it became unresponsive after trying to open a 200Mb animated gif), but after re-starting it, some files that were open before no longer open. Instead an error box pops up ...
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  • 1,140
8 votes
3 answers
21k views

Turn off automatic preview in apple mail

Is it possible to turn off automatic preview of attachments when composing an e-mail? NOTE: Yes I know that I can manually ctr+select the attachment and disable preview, but I want this done ...
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  • 1,516
48 votes
8 answers
133k views

Can I export my signature from Preview on one Mac and import it on another?

A follow on to this question about extracting the signature image. Is it possible to just copy the plist file containing the signature from one Mac to another? Is there a recommended method for ...
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  • 44.3k
16 votes
9 answers
28k 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,...
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  • 263
15 votes
12 answers
43k 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. ...
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81 votes
9 answers
74k 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 ...
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  • 2,827
21 votes
1 answer
19k views

How can I disable inline attachment previews (i.e. view as icon by default) in Mac Mail in macOS Mojave?

I would like to disable inline attachment previews by default, and instead view all attachments as icons in Mac's Mail app in macOS Mojave. In High Sierra, the following terminal command was ...
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18 votes
5 answers
7k views

Why Quick Look in macOS Monterey shows only the metadata rather than the actual content of media files?

Previously in macOS Big Sur pressing the space bar on an image/video file, Preview.app shows the preview of the media content (image content / play video), but now in macOS Monterey (version 12.0.1 (...
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14 votes
2 answers
9k views

Disable shape detection in Preview's annotation tools

When I try to draw a line on an image using Preview's annotation tools, it doesn't remain as I drew it but instead the line is drawn linear. How can I set it to be preset as nonlinear? So looking to ...
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14 votes
4 answers
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 ...
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  • 379
11 votes
6 answers
24k views

Change highlight color in Mavericks preview?

In Preview on OS X 10.9 Mavericks, is it possible to change the color to something other than yellow, green, blue, pink, purple? I know it is possible to highlight in other colors because I did it ...
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  • 1,229
19 votes
4 answers
25k 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 ...
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  • 247
11 votes
1 answer
7k 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?
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  • 5,454
8 votes
3 answers
9k 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)....
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  • 301
3 votes
2 answers
2k views

Preview on Catalina fails to select or copy text in PDF

After entering the Title for this question, I see numerous links to (perhaps) similar questions regarding Preview's failure to select or copy text from a PDF document. And so this question may do ...
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  • 3,295
2 votes
2 answers
7k views

How do you rotate inserts in Apple Mac OS preview 7?

It happens that I noticed a text insert I had pasted in an image in Preview 7 (Sierra on MacBookAir had been rotated I don't know how this happened but the text insert is definitely not horizontal. ...
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  • 101
83 votes
12 answers
482k 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 ...
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  • 22.9k
80 votes
6 answers
188k views

Add images to existing PDF with Preview

Preview allows to add text and shapes to PDFs. But is it possible to add existing images (PNG / JPEG) to a PDF file as well? I do know that Preview already has some of image embedding by allowing the ...
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  • 949
77 votes
8 answers
72k views

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

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 ...
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13 votes
1 answer
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 ...
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  • 299
25 votes
4 answers
17k views

Is there a way to make Preview not open all previously opened files?

Usually when I use Preview, it is when I see a .jpg or .png and I double click on the file to take a look at the file, but sometimes Preview will open up all the .pdf and .png I opened previously, ...
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  • 9,180
16 votes
4 answers
32k 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.
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28 votes
5 answers
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 ...
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  • 1,267
10 votes
3 answers
31k views

Preview hangs when opening any image or pdf

Recently Preview has started hanging for me whenever I open any pdf or image. I keep getting the spinning balloon of death and am unable to do anything in Preview, so I have to force-quit the ...
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  • 203
13 votes
4 answers
7k views

Automatically hide sidebar in preview

I recently upgraded to El Capitan. Whenever I open an pdf file of more than 1 pages, Preview opens the sidebar. Is there a way to permanently disable it?
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  • 233
13 votes
6 answers
38k views

Extract an image file of my signature from Preview?

The Preview application in OS X Lion includes the ability to take a screen capture of your written signature and save it for later application in to any PDF file. Where does Preview store the image ...
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  • 44.3k
12 votes
4 answers
4k views

Search for a string in Preview

I use Preview's Command-F (find) to search for C# in the pdf document. However, the result is not for 'C#', but just 'C': I get hundreds of meaningless search results. How can I get the search result ...
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  • 5,454
4 votes
1 answer
2k 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 ...
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2 votes
1 answer
2k 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 ...
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  • 7,757
5 votes
5 answers
17k 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, ...
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  • 22.9k
3 votes
4 answers
3k 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 ...
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6 votes
4 answers
26k views

"Import from Scanner" greyed out in Preview app

I have a Canon Pixma MG6300 printer/scanner for which I properly installed the drivers. I know it is supposed to show in the Preview app under File > Import from Scanner. This menu item, however, ...
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  • 983
4 votes
1 answer
1k views

Lion's Preview regularly hangs when unhiding with open documents

In Lion, I've had an incredible amount of difficult with Preview hanging indefinitely when restoring open documents after being hidden for any extended period of time. There is no immediate solution ...
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  • 1,210
0 votes
1 answer
575 views

Spotlight / Finder - search words within files and preview occurrence

When searching for specific words inside documents, upon getting the results, is there a way to then preview in the document where that word occurs without having to first open the document and ...
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0 votes
1 answer
103 views

How to evoke Preview's title bar saving dialogue by shortcut?

Preview shows the currently opened document’s name in its title bar. When hovering over this name, a arrow appears at the right. After a click, there is a dialogue where you can chance the file name, ...
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  • 1,460
101 votes
11 answers
322k views

How to print an image across two pages

I have a long image that's about 8 inches wide by 20 inches tall. It's open in Preview. For the life of me, I can't figure out how to get the top half of the image to print on one sheet of letter ...
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32 votes
12 answers
267k views

Split a single page PDF into multiple pages

Is there an easy way (in Preview or whatever) to scale up and split a PDF file with a single page into multiple pages? What I would like is to split say an A3 paper document into two A4 pages, to ...
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24 votes
7 answers
52k views

Preview Cant Open Multiple PDF in same Window

I have the option to open groups of files in same window setting turned on, and this works for pictures. However, for PDFs this setting does not seem to work. I know opening multiple PDFs in the ...
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  • 351
39 votes
6 answers
360k views

How to start a slideshow on the Mac quickly and easily?

This is one thing I don't quite get it for the Mac: why is it so hard to start a slideshow? The most often way is, I have several photos on the Desktop or in Downloads, and I double click to see the ...
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  • 9,180
55 votes
5 answers
42k views

Search not working in Preview.app

Viewing a pdf with Preview, I do cmdF to bring up a search box and then enter a word and hit enter. Basically nothing happens even if it's a word that's obviously present. Sometimes if I smash my ...
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  • 695
19 votes
6 answers
98k views

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

I have a PDF document with a lot of notes. There is a yellow square in every note, and if I remove the note using the inspector, the yellow squares doesn't go away: I need to print this document and ...
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13 votes
7 answers
84k views

How can I combine two PDFs in Preview?

How can I combine two PDFs in Preview?
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22 votes
3 answers
29k views

Changing the shortcut for highlighting text in Preview

How do I change the keyboard shortcut for highlighting text in Preview (OS X Yosemite)? By default it is Ctrl+Command+H, but I'd prefer a different combination (maybe Ctrl+E) as that’s easier to use. ...
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  • 221
18 votes
3 answers
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 ...
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  • 281
10 votes
6 answers
26k views

Importing/Exporting Preview Signatures on OS X 10.10 (Yosemite)

One of the things I always backup when re-formatting a Mac are the digital signatures I have saved in Preview. For this, my go-to reference used to be here: Can I export my signature from Preview on ...
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25 votes
4 answers
27k views

WebP support on macOS — is it indended to actually work?

macOS seems to recognize WebP images as such, and seems like it actually tries to display previews of them, but always fails. They are also associated with Preview application, just like other ...
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  • 1,493
8 votes
6 answers
4k views

Can Mountain Lion's Preview.app be configured to use Lion's highlighting colours?

The highlight function in the Mountain Lion version of Preview.app is now directly accessible from the toolbar, while the other annotation functions keep their usual location. The problem is that ...
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25 votes
3 answers
17k views

How to get location of a pdf file opened in preview

I have opened a pdf file in preview, without knowing where this file is located. How can I find out?
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  • 577
7 votes
5 answers
46k 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 ...
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  • 2,896
4 votes
1 answer
4k 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. ...
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  • 195