Quick Look allows Finder and various other apps to preview files quickly.

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1answer
17 views

QuickLook process has a file open multiple times

I was cleaning up my Mac (on El Capitan 10.11.2), and I tried to delete some obscure old Word file. When I clicked on "empty trash", it gave me the message that the file was being used. I didn't know ...
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2answers
33 views

Preview accessing closed files (El Cap 10.11.3)

on El Cap (I noticed this since upgrade to 10.11.3) Preview keeps accessing closed PDF files, which means I cannot empty the trash. In fact the problem exists even if Preview is not running. I open ...
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1answer
44 views

10.11.2: QuickLook and thumbnails crashing finder

I have a strange problem: Finder crashes ("not responding") after performing one of these: pressing space on a file that can be previewed with QuickLook, e.g. a sound file or an image simply ...
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1answer
22 views

Disable video preview/quicklook in Finder

Playing video within QuickTime or "Finder preview" crashes my OS X (10.9, Maverick). I simply want to disable this feature, even if it means disabling all filetype preview (picture, video, mail, ...
3
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1answer
56 views

What formats does Quick Look for iOS support for presenting 3D information?

I want to present some 3D models to my clients via email. I don't know what apps they have installed and I can't have then install any apps, most of them have a strict app policy. What 3D formats ...
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63 views

How can I quickly preview non-Quick Look compatible videos? [duplicate]

Before Yosemite, I used to be able, using Quick Look, to view the contents of a folder as a list, and then move up or down with the arrow keys, while in Quick Look mode, to quickly review video files. ...
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43 views

Why can't Quick Look open .mov files? [duplicate]

I'm sorry if this is a duplicate, I couldn't seem to see this asked anywhere. I can't seem to use Quick Look to open a .mov file. Mov files, according to Wikipedia, were developed by Apple for ...
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2answers
110 views

QuickLook does not preview .txt files

I have the problem that QuickLook does not allow me to preview .txt files, despite being plain text. For instance here you see—no preview. Pressing Space does not help However, Spotlight does ...
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2answers
3k views

Copy text from quick look in El Capitan?

I used to be able to just quicklook files and copy the text directly from there, removing the need to launch applications to open it which is just awesome, however, it doesn't seem to work in El ...
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0answers
144 views

Non-debug qlmanage

I've got a bash alias set up in my terminal, alias quicklook='qlmanage -p ', in order to easily quicklook files from the terminal, but the output bugs me. Testing Quick Look preview with files: ...
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0answers
28 views

Have Quick Look Treat a New File Extension as .plist

I have a file with extension .whatever and I want to tell Quick Look that it's a binary plist. How can I add a new extension? I see this plugin for text files, but I'd imagine that there's an easier ...
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0answers
78 views

Quick Look stopped showing .tex documents

I asked the following question on the TeX forum and was told to ask on an Apple forum instead: I often use Mac OS's Quick Look (pressing the spacebar while a file is highlighted in Finder) to preview ...
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2answers
492 views

Is it possible to extend Quick Look to support h.265?

H.265 (or HEVC) is the official successor to H.264, with a significant reduction in bitrate for the same picture quality. However it's not supported widely yet, including in Quicktime, iTunes or ...
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45 views

Quick Look - keyboard shortcuts to navigate video?

I'm wondering if there's a keyboard shortcut when you're viewing a video in Quick Look to rewind or fast forward? The dedicated keyboard buttons and the the usual Quicktime shortcuts (left/right ...
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0answers
43 views

Add arbitary extension to QuickLook text preview

I was trying to restore a .conf file from Time Machine and QuickLook does not display the file as text. A bit of digging, and I came up with this answer QuickLook Uniform Type Identifier How can I ...
2
votes
2answers
408 views

Enable Quick Look for text files without the .txt extension

Doing Quick Look on .txt files if very convenient (select in Finder and press space). Is there a way to enable Quick Look for other text files which don't have the .txt extension (e.g., .strings ...
0
votes
1answer
219 views

Quick look doesn't work in spotlight

When I use spotlight (on Yosemite 10.10.2), Quick Look doesn't display a preview in the right panel anymore. Only when I click on a folder in the left panel it displays the contents of the map in the ...
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0answers
25 views

Quick Look audio distorted

When I play a song in Quick Look it sounds oversaturated and distorted. If I open it, it sounds great. What can be happening? I noticed it with Mp3 at 320 kbps. With WAV and AAC it does not happens. ...
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0answers
36 views

Preventing Icon Previews on Network Volumes

Anyone that's tried to connect to a remote drive with a lot of images or movies on it knows that the Finder just falls to pieces when you do, as it hammers the server with requests to generate all the ...
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0answers
632 views

In MacOSX 10.10.2 the finder's preview function is not working

In MacOSX 10.10.2 the finder's preview function is not working. If I select some image or pdf files I cannot see file's preview and only see wait logo. How can I fix these error? I found some ...
2
votes
2answers
1k views

Updating to OS X 10.10.2 broke Quick Look previews for HTML files

After updating to OS X 10.10.2, I can no longer use Quick Look on HTML files – I just get a blank preview window, and the issue persists through a reboot. But all other files types work fine. Is ...
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1answer
113 views

Quicklook plugin giving problems

10.8.6 mountain lion I see the beachball and the console shows this each time 1/31/15 7:19:10 PM quicklookd[159] [QL] Can't get plugin bundle info at /Applications/Sibelius ...
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1answer
195 views

Any way to see waveform when using Quick Look on an audio file?

Are there any plugins that will allow me to see a waveform when using Quick Look on an audio file? (I'm using Yosemite.)
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0answers
499 views

Disable Quicklook for certain filetypes

We have a few Mac's that choke on folders that have a lot of .TIFF files in them. The quicklookd process, and Quicklook Helper processes skyrocket in RAM and CPU usage. I'd like to keep quicklook ...
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0answers
508 views

Saving /private/tmp

Something on my Mac keeps deleting the /private/tmp directory. I first noticed this was happening as I was investigating high CPU usage. The Console was full of errors like the following: 1/10/15 ...
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1answer
690 views

how to Quick Look text files with custom file extensions in Finder

When I have .txt files or .py files, I can Quick Look those files in Finder. I have .jl files that are codes written in the Julia Language. Of course they are text files. They will open in a text ...
6
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3answers
8k views

Yosemite: Quick Look previews are transparent

Since Yosemite i'm having this strange problem with Quick Look (giving previews of files when pressing the space bar): whenever i preview my files they are displayed transparently. Pretty irritating ...
0
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1answer
187 views

Quick look .url saved webpages as rendered HTML

I thought this was already possible in earlier versions of OS X but Yosemite seems to be missing the 'Web.qlgenerator' quick look plugin (or at least I am) How do you enable .url quick look to see ...
0
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1answer
489 views

Is there a free QuickLook plug-in for CAD files (3D models)?

Mac OS X QuickLook supports the Collada interchange format with .dae file extension out of the box. There is CaniVIZ 3D Preview available for 59$ and there are free standalone viewers for CAD/3D ...
3
votes
1answer
323 views

How can I see which QuickLook plugin is responsible for which data type?

Sometimes, QuickLook doesn't work right with certain file types, even though it should. Or a file now looks different in QuickLook than it used to. How to find out which QuickLook plugin, or ...
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1answer
441 views

Why does my QuickLook show text files with a strange font, and how do I make it stop?

After updating to Yosemite*, I noticed that QuickLook now displays .txt and .log files like this: It still displays .plist files and other textual files like one would expect, with a small ...
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2answers
2k views

com.apple.quicklook.satellite problem with CoreData on Networked Home Directories

I have a fully controllable test network set up to work this issue I've had each time I set up my SOHO network. The network now consists of a 2010 MacMini server, using RAID0, running 10.9.4 and ...
0
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1answer
2k views

View thumbnail cache in OS X

Is it possible to somehow see the cached files by QuickLook? I have found that some data is stored in /private/var/folders/xx/xxxxxxx/x/com.apple.QuickLook.thumbnailcache In here I found a ...
3
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1answer
118 views

Quick Look keeps popping up

I use the spacebar to preview some files with Quick Look and when I'm done with it I close the preview window. Sometimes when I change desktops the preview window will pop up again (empty) and when I ...
3
votes
2answers
2k views

Video (.mp4) playing in QuickTime but not in Finder Quick Look or iTunes

I just used ffmpeg to convert a video file's container from .mkv to mp4 (just changed the container; didn't re-encode). The resulting mp4 vid plays well on QuickTime and am very pleased with the ...
20
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6answers
5k views

QuickLook blanks when displaying some images

When using QuickLook to quickly look through multiple images (pressing space and then using the arrow keys to navigate), some images will not get displayed by QuickLook when hitting them up a second ...
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1answer
561 views

Remove Quicklook Syntax Highlighting with TextMate2?

I recently installed TextMate2 Alpha and it comes with a Syntax Highlighting plugin for the OS X QuickLook. Can it be disabled without removing TextMate?
2
votes
3answers
546 views

QuickLook set app to display preview

Is it possible to set the app that displays the QuickLook preview in OS X? I'm developing iOS apps and I have Xcode installed, but when I open the QuickLook preview of a Source-Code file, the ...
4
votes
2answers
1k views

Quicklook stopped working with xcode's .m and .h file suddenly

A week ago, quicklook stopped working with .m and .h files. Instead, it's showing me a .m or .h thumbnail. I think that day a message box popped up and I didn't read it — I answered the question ...
2
votes
1answer
597 views

How to add custom extension for QuickLook?

Does anybody know of a method of previewing .WebM files in QuickLook? I've searched on google but didn't find anything helpful.
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6answers
4k views

Quick Look sometimes shows blank panel in Mavericks [duplicate]

I have OSX 10.9.2 and on some photos the Preview shows blank panel instead of the image. Sometimes it opens the image, other times it's blank (for the same image). I can't find similar reports on ...
1
vote
1answer
119 views

Force Quick Look to treat .in files like .txt files

I would like Quick Look to treat files that have .in extension like regular text files, meaning show me the contents of the file after I click spacebar on them. How can I configure my system to work ...
0
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2answers
516 views

Quick Look a URL via a script (Applescript, Automator, Shell…)?

Lion added the ability to Quick Look a URL in an application (like Mail.app). I would like to use that functionality from a script. Is that possible?
2
votes
2answers
204 views

Feasible to check out XML file from QuickLook?

How can I use QuickLook to check out XML file? I just want to quickly check out the contents of a file and don't have to open it in a format that can be subsequently modified, such as in TextEdit or ...
2
votes
0answers
73 views

How can I get quicklook to ignore network volumes?

How can I modify com.apple.qtkitserver.sb to ignore a certain network volume? For example, I don't want quicklook to build previews of graphic assets that are on a server. When I access a netatalk ...
2
votes
1answer
118 views

Can I tag a file from Quick Look?

I'd be able to very quickly tag a bunch of photos for later processing.
1
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1answer
853 views

QuickLook file associations

Typing $ qlmanage -m plugins will give me a list of QuickLook plugins and their associated MIME type (at least I think it's a MIME type): plugins: org.openxmlformats.presentationml.slideshow -> ...
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votes
2answers
344 views

Perian gave Finder broken 'click to preview' UI feature. Now, how do I get rid of it?

I understand that Perian is (a) not being developed by its creators anymore and (b) it doesn't work on 10.9/Mavericks even though someone appears to releasing updates to it on GitHub (gathering from ...
1
vote
1answer
625 views

How can I rotate my images directly from the finder?

I would like to rotate my images directly from the Finder. The best would be one of these: a button to click in the menu bar of every Finder's window a button to click in Quicklook But, if it ...
2
votes
1answer
103 views

QuickLook generator for markdown only recognises *.markdown

I have started using markdown for simple texts, writing in TextWrangler. I am quite happy to use Finder and QuickLook to preview the file and have installed the QLMarkdown.qlgenerator but it only ...