Questions tagged [previews]

Previews let a user quickly look at the contents of a file without opening it up in a full-fledged program. Examples include GNOME Sushi and Gloobus-Preview.

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Dolphin behaves differently on two laptops with the same software

I have two laptops sitting side by side, one from HP and the other from Dell. Both are running Kubuntu 22.04 with Plasma 5.24.7, KDE Frameworks 5.92.0, QT 5.15.3, kernel 5.15.0.53-generic (64 bit), ...
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0 votes
0 answers
39 views

Dolphin: show previews rather than icons in folder view

I'm using Dolphin in Kubuntu 22.04. I have a folder containing some JPEGs. Each one shows up as an icon. I want to see them as thumbnails (previews) instead. I've gone to Configure Dolphin / General /...
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0 votes
2 answers
1k views

Access root user directories from Windows under WSL?

I'm running WSL2, Ubuntu 20.04, and Docker Desktop. I often need to access some directories that are root owned and not readable by my main user. It's getting pretty old to always have to: Manually ...
0 votes
0 answers
11 views

Unable to scroll through multiple items on a dock application preview window

I am using Ubuntu 20.04. This question pertains to the application 'dock.' In the past, if I had, say, multiple LibreOffice Writer docs open, and clicked on the Writer icon on the dock, I would get a ...
1 vote
2 answers
273 views

22.04: Image Preview in File Selector menu

I updated ubuntu to 22.04 version and the preview of files when I open a file selector menu, for example to upload a image to twitter via browser, doesn't work anymore, how I can enable this feature? ...
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13 votes
1 answer
2k views

No image preview when file selected ubuntu 22.04

I was using Ubuntu 20.04, when uploading Images in chrome i could see the image preview of the selected File. Now in ubuntu 22.04 I can't see the image preview. I tried: installed Gnome sushi List ...
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3 votes
0 answers
376 views

Recover image preview in file explorer in Ubuntu 22.04 upgrade

Upgraded to Ubuntu 22.04 and have tried for days to recover image preview when searching thru files. Thus far all help links for this problem tell you to access "preferences" and go to "...
1 vote
1 answer
943 views

Upgrade to Ubuntu 21.04 blanked the OBS Studio preview windows

I've been using OBS Studio under Ubuntu 20.10 (and older) for the last four years (but at a novice level only) with Intel integrated graphics CPU. Used the "official" Ubuntu repository for ...
1 vote
1 answer
658 views

Preview files from terminal like gnome-sushi does in nautilus

I know that there are commands like cat, less or even xdg-open, but I really like the convenience of just previewing. GNOME Sushi doesn't seem to support commands from the terminal. Maybe a similar ...
1 vote
0 answers
357 views

Generate preview thumbnails of all images in a directory for nemo

I would like to be able to force nemo to create preview thumbnails for all images in a directory, not just the ones for the currently visible icons. The reason is I have some folders with thousands of ...
1 vote
0 answers
27 views

Folders' preview passing with mouse on nautilus icon

I'd like to see the preview of the opened folders when i put the mouse on the nautilus icon without clicking on it. Is it possible? Thank you in advance.
0 votes
1 answer
241 views

Evince show annotation text in preview instead of page, author and date

I am using evince for viewing PDFs and I use highlight and note annotations quite a bit. My evince version is GNOME Document Viewer 3.36.0. As shown in the image below, the annotations are previewed ...
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5 votes
0 answers
980 views

Preview like sushi for Kubuntu

I'm installing a Kubuntu 20.04 LTS system on a notebook and searching for a fast previewer like gnome-sushi (more). Using this extension allows you to select a file in Nautilus, hit the spacebar and ...
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5 votes
1 answer
1k views

GNOME Sushi preview not working for video files

I have GNOME-sushi installed on Ubuntu 20.04 LTS. Initially when I selected a video and pressed spacebar, the following error occurred. After installing the gstreamer1.0-plugins-bad and gstreamer1.0-...
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1 vote
0 answers
960 views

see images preview in terminal

I search for a program to list pictures graphically in my terminal. I found this related question but most of answers provide a solution to view the images in terminal which is not my case because I ...
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0 votes
0 answers
214 views

Gnome-sushi is not working in Lubuntu 16.04 LTS Xenial

I'm using Lubuntu 16.04 LTS Xenial version. I tried to use gnome-sushi to preview files from PCmanFM file manager which comes built in with Lubuntu. Hitting spacebar opens the file in the allocated ...
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1 vote
0 answers
1k views

Remove preview (and thumbnail) from MP4 file

How does one remove the preview and thumbnail from a MP4 file (or other video format)? I just simply want to remove it and have a blank icon and preview image. I'm using OpenShot video editor which ...
2 votes
2 answers
867 views

GNOME sushi not working on desktop in Ubuntu 19.10

GNOME Sushi works fine within Files app. I can preview files with space bar within any folders of the Files app. However, pressing space bar has no effect for the files on desktop. Do I miss something?...
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1 vote
1 answer
967 views

Kubuntu 19.10. Why no thumbnail preview?

I have thumbnails, but no previews on desktop and and none in dolphin. Via muon, all thumbnail related apps and libraries are installed. In dolphin, the preview button in menu does nothing. Can ...
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2 votes
0 answers
850 views

Ubuntu 18.04 File Explorer with Preview window like MS Windows File Explorer

Ubuntu 18.04 Gnome 3.28.2 - I have a ton of documents and images that I need to go through efficiently without having to open them or hit the spacebar. I just want to select them in file explorer and ...
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2 votes
1 answer
4k views

Dolphin under Gnome doesn't display any thumbnail, how to fix?

I have installed the Dolphin file manager under Ubuntu 18.04/Gnome (with apt install). It doesn't show thumbnails for any file, neither in the folder nor in the information panel (to the right). See ...
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2 votes
1 answer
392 views

GNOME Sushi freezes system when previewing OpenDocument in 18.04

I installed Sushi to be able to preview files. However, when I try to preview OpenDocument files, the entire system freezes. Why do OpenDocument files do this, and are there any alternatives that do ...
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1 vote
2 answers
2k views

Using Sushi on Ubuntu 19.04

I try to use sushi (which offer similar feature like Quick Look on MacOS ) on Ubuntu 19.04. Got this error: (sushi-start:8478): Gjs-WARNING **: 15:07:50.705: JS ERROR: Error: Requiring Sushi, version ...
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3 votes
1 answer
3k views

Dolphin not showing pdf or video previews

Kubuntu 18.04.2. I am pretty sure I have all the right settings activated. PDFs are previewed in folder icons: But when I open the folders there is no PDF preview:
2 votes
0 answers
242 views

gnome-sushi doesn't work after upgrade to 19.04 [duplicate]

gnome-sushi doesn't work after upgrade to 19.04. I tried to reinstall it, but no effect. After pressing space bar I catch this errors in dmesg [116847.106625] sushi-start[5011]: segfault at 0 ip ...
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1 vote
0 answers
24 views

No preview of images (Thunderbird) [duplicate]

How can I see previews of images, if I want to attach a file to a mail in thunderbird? My "file open" dialog looks like this: There are several images files with file extension ".jpg". I would ...
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0 votes
1 answer
540 views

How to scroll through pages in previewed pdf's on Dolphin file manager?

Im using Dolphin file manager on Ubuntu 18.04LTS, my desktop environment is KDE Plasma. Dolphin already previews all my files in the information panel (enabled with the key F11) but for pdf's it only ...
2 votes
1 answer
352 views

How do you get large prevews of files like with Apple Finder? [duplicate]

I have a Macbook Pro and I search for files using Finder and Finder shows large previews of the first page of each file as I scroll through the list. I have not found that feature with Nemo or ...
3 votes
1 answer
2k views

Nautilus not showing thumbnails for PNG files

My Nautilus file-manager does not show a preview of PNG files. Ubuntu Version: Ubuntu 18.04.2 LTS Nautilus Version: GNOME nautilus 3.26.4 I have tried various "solutions" form the web like : sudo ...
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2 votes
2 answers
538 views

Cannot get thumbnails for images on nautilus but can for video

I'm running Ubuntu 18.04.1 LTS and ever since I installed it afresh, I have not been able to get thumbnail of normal files, like .png, .jpg, etc. However, unlike other posts, I can actually get ...
4 votes
2 answers
803 views

Set different views (list, thumbnail) for different folders?

As per the title, is it possible to set different types of views for each individual folders in the GUI ? Changing the setting in one folder changes the view in all of them. I'm switching from ...
2 votes
0 answers
129 views

How to change the size of mouseover preview windows

The problem is that background in preview of a window is too big, is there a way to reduce it, like windows has it just around the program not 10ft around it?
0 votes
0 answers
489 views

How do I turn on gnome-sushi syntax highlighting?

I have seen several screenshots with syntax highlighting, but mine doesn't work. I couldn't find any related settings in the dconf Editor. How can I enable it? I'm on Ubuntu 16.04, sushi installed ...
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5 votes
2 answers
8k views

How to preview images in folder's icons?

I'm looking for a solution to preview images or videos of a folder in it's icon to identify easily. This feature has been present in Windows ever since but for some reason, I am unable to find it in ...
2 votes
0 answers
274 views

How to preview or 'peek inside' file from within Files explorer [duplicate]

In macOS, I think pressing the spacebar lets you preview the file's contents before opening it. Is there a way to do the same in Ubuntu? (i.e. quickly open and close a preview of the file) I've seen ...
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2 votes
1 answer
805 views

How can I monitor other windows non-intrusively (enable picture-in-picture feature) on GNOME 3?

I am looking for an application or a GNOME Shell extension which I can use to easily and non-intrusively monitor other windows without having to have them on top in any way. So I would like it to ...
user avatar
2 votes
1 answer
3k views

MacOS-like file preview with spacebar for Xubuntu

I came across a question on Ask Ubuntu that mentioned that Ubuntu ships with a similar feature to macOS' preview, where you can select a file and press the spacebar to get a preview of the file. ...
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4 votes
3 answers
3k views

Dolphin is not showing the image dimensions metadata when previewing images on Kubuntu 16.10

The Dolphin file manager is not showing the dimensions metadata when hovering over the images and previewing them. It used to show them in the past. How do I show the image dimensions metadata when ...
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3 votes
1 answer
4k views

How to thumbnail/preview doc, docx, odt and other document files in dolphin?

I was searching some places but couldn't find any solution as to how preview document files like odt, ods, doc, docx in dolphin. Is there any solution to this? I would actually need this because I ...
10 votes
1 answer
5k views

How to get Mac OS X style 'Quick Look' feature in Ubuntu

Sometimes Nautilus' icon thumbnails and/or metadata for a file, photo, or folder just aren't good enough to make sure it's the desired file. Is there an app for Ubuntu similar to Mac OSX's "Quick ...
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2 votes
1 answer
3k views

Can't get video thumbnail previews working for a samba share (Dolphin/Nautilus/Nemo)

I'm running Kubuntu 16.04 and the stock file browser (Dolphin) fails to render any video thumbnail previews at all locally or on a samba share. Edit: Sliding the icon size bar to 96+ pixels causes the ...
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2 votes
0 answers
260 views

How to Keep Focus of File-Browser when Previewing Thumbnails in Sushi?

A report done here already 2011 in bugzilla.gnome.org but no proposals for improvement. It is possible that this is not a gnome-sushi issue but dependent on the packages on the test environment How ...
1 vote
0 answers
163 views

can't disable thumbnail preview with dconf-editor, Ubuntu 14.04

I want to disable thumbnail previews for 'text/x-python', 'text/plain', 'application/python', so I can get the cute blue and yellow snakes back as my icon. But somehow it refuses to respond to dconf ...
2 votes
0 answers
183 views

How do I disable pseudo film perforation (movie strip overlay) on video thumbnail previews?

That doesn't disturb when medium-size icons are shown (though hide some part of image): But using small icons, sometimes all I can see is just pseuso film frame:
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1 vote
1 answer
2k views

Ubuntu in Virtual Box - Desktop shows in preview but not in actual Virtual Box

Brand new around here. Installed ubuntu 14.04 (32-bit due to system reqs) for VirtualBox. Booted up the desktop, but it's only showing in the preview mode - the actual VirtualBox is a blank purple ...
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3 votes
1 answer
2k views

How to enable thumbnail preview for text files in Nautilus

I have many small text files, and want Nautilus to show previews in the icon thumbnail. Left is my current situation, right is what I want. How to achieve that on Ubuntu 15.10? My current Nautilus ...
1 vote
0 answers
361 views

Kramdown for atom

I used Atom to write Markdown. Now I am using kramdown (mainly for its Latex math support). How can I change the markdown processor in Atom to be the one for kramdown and enable its markdown-preview ...
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2 votes
1 answer
422 views

Disable Text File Preview in Nautilus in Ubuntu 14.04

In Ubuntu 14.04 I find that text files are displayed with a preview in the icons. I do not want to disable preview for all file types because I need thumbnails for images, media and various other ...
38 votes
6 answers
12k views

How to preview DDS and WEBP images on nautilus?

I have too many images to search visually, so I cannot open each one of them individually. What do I have to do or install to show DDS image previews on nautilus? I would like to preview webp too if ...
1 vote
1 answer
2k views

14.10 built-in preview files and folders

I was wondering how to get a preview of files and came across the programs gnome-sushi and gloobus-preview. However, in the official Ubuntu 14.10 Documentation, it seems like this should work out of ...
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