Questions tagged [okular]
Okular is a universal document viewer based on KPDF for KDE 4.
213 questions
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Is there any way to change the position of the bar which shows the number of pages in Okular?
I have recently switched to the Okular application for PDF viewing again; it has improved significantly, at least from what I remember. Anyways, my question is: is it possible to change the position ...
2
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0
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48
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okular doesn't automatically switch workspaces (24.04)
I have okular 24.05.2 installed on Ubuntu 24.04 (upgraded from 22.04)
Let's say that I open some_pdf.pdf by invoking
$ okular --unique some_pdf.pdf
This will give me a window with some_pdf.pdf showing ...
- 753
4
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1
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525
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Okular window not opening
After an update a couple of days ago, Okular, which I have been using otherwise successfully for some time, stopped displaying any window when opened. The dock and the list of active processes tell ...
- 73
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57
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In Okular, how can I use compose keys (or even <ctrl>+<shift>+u unicode entry)?
I'm annotating a PDF, using Okular, which seems to work quite well for sending to Windows users running Adobe reader (unlike some alternatives).
Compose keys combinations don't work at all. Instead, ...
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Okular - apt and snap cannot resize
I have been a long-time user of Okular, but after a recent fresh installation, I've noticed the absence of the maximize button.
My main issue is the inability to resize the windows, as I can only ...
- 21
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2
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517
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Okular breaking /home directories links
I have an Ubuntu 20.04 version and I had recently installed Okular for manage and editing .pdf files. Since I installed and ran this program the /home/Music /home/Videos /home/Public and /home/...
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129
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Proper usage of Digital Signature (DSC) fields nf PDF documents
I'm researching and wanting to use digital signature for my future documents. My Windows installation came with Nitro PDF that I use to build a PDF form with 3 signature fields. I could also set a ...
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464
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How to sync PDF reading progress between several computers?
I have several computers where my books and documents are stored in identical file structure. I sync these books with Dropbox (at most the parent folder where Dropbox is located is different, but I ...
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1k
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How can I reset Okular to show the title bar and menu again? [duplicate]
For a short time the window of Okular always opens in a kind of full screen mode in my Xubuntu 20.04. The title bar and the menu are inaccessible in this mode.
I can't get out of this mode with ESC. I ...
- 803
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2
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334
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Okular installation error
error: cannot perform the following tasks:
Ensure prerequisites for "okular" are available (cannot install prerequisite "kde-frameworks-5-98-qt-5-15-6-core20": no snap revision ...
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1
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79
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How to change the placement of the Page bar from the bottom to the the top right of the screen?
I need to place the page counter of Okular on the top right of the screen instead of being on the bottom.
I use Okular Version 22.12.1 and KDE Frameworks Version 5.103.0
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201
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Okular not printing the right paperformat?
Okular does not communicate properly with Canon MF 3010 concerning papersize?
I try to print a pdf-document, papersize a5. Okular selects a4 paper in printing, resulting in misplaced text.
Evince, e. ...
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1
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599
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how can I show page numbers of a pdf in Okular
I know epubs do not do page numbering,but pdfs should.
all I have to go by in Okular for progress in a book is the position of the scroll bar.
Is there any way to show the total pages and the current ...
- 695
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736
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Okular not opening PDFs in tabs in Ubuntu 22.04
Been using Okular as my PDF reader for a long time as I like many of its features. Recently I switched from Xubuntu 20.04 to Ubuntu 22.04 and now I cannot make Okular to open the PDFs in new tabs ...
- 506
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314
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Okular snap issues: open files /tmp and files in tab
I installed the latest snap Okular 22.08.2 on Ubuntu 20.04 (x11, gnome).
I encountered two problems:
I am tying to open a .pdf attachment from thunderbird with Okular (snap). Following this guide, I ...
- 120
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700
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Some pdf pages are blank in Okular
Short story: some programs, including Okular, display blank some of the pages in a specific (1000+ pages) pdf, but other programs, including some internet browsers, display all pages without blanks.
...
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290
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Manually change Okular backend when/after opening a file
Okular has problems detecting Markdown files. For example (adapted from https://bugs.kde.org/show_bug.cgi?id=430538#c9) the following two files, for which only the second one is rendered as Markdown (...
- 201
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2k
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How to force Onboard appear on top of fullscreen apps in a tablet running Ubuntu?
Whenever Okular is fullscreen, there is no way to make Onboard remain on top of Okular.
This behavior makes it impossible to annotate a fullscreen document (opened in Okular) in a touch screen tablet ...
- 36.1k
2
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1
answer
3k
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font size okular note (pop-up)
I am using Okular on Ubuntu 20.04 and the font for pop-up notes was okay until one day it shrinks so now I have to manually go into properties and resize on each note.
How can I configure a default ...
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110
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Okular 20.12.3 does not open pdf after compilation in LyX (permissions issue?)
After updating okular from version 1.3.3 to okular 20.12.3 on Ubuntu 18.04.6 LTS it can can't open pdf after it's compiled in LyX 2.3.6.1 (after clicking View button). Error message: "Could not ...
- 253
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182
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Okular (Snap & Flatpak) problem with inverse search
I am on Ubuntu 20.04, and the Okular versions available to me seem to be the following:
apt: 20.04.0
snap: 20.12.3
flatpak: 22.04.03
I would like a version > 20.12, because that allows me to ...
- 149
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691
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Adding Times New Roman font in Okular
I got a PDF with two fonts that aren't embedded: Arial and Times New Roman. On Okular, they are substituted by other fonts which I don't like. Then, I've added those Microsoft fonts to my machine with ...
- 413
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1k
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Xorg. When screen sharing, Chome doen't see all programs in progress
When I start screen sharing with Google Chrome browser, it shows programs in progress except Okular, but I need it. Other programs that I tried are shown normally.
Zoom shares the window with Okular. ...
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1
answer
1k
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GTK Style selection not available in qt5ct after re-installation 22.04
As per @Archisman Panigrahi advice, I'm posting a new question regarding qt5ct. I've recently reinstall 22.04 and found that the Style drop-down menu only has Fusion and Windows, hence, I am unable to ...
- 1,362
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66
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Okular toolbar doesn't change according to gnome theme_22.04 [duplicate]
Installed Okular on 22.04 a couple of days back and after some tweaking realized that the toolbar doesn't change according to gnome's theme and I can't find the theme option within Okular for the ...
- 1,362
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539
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Zotero 6 is unable to open pdfs using the default application [Okular]
I think this is an Ubuntu problem because I am able to do simply double click items on Zotero if my default application is set to native PDF viewer. However, if my default application is Okular, I am ...
- 151
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1
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449
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View Windows-created pop-up notes in PDF files?
I am running Okular Version 21.12.3 on Kubuntu 22.04.
I have PDF documents with pop-up notes that were created in Adobe Acrobat Reader, on Windows. When I open those documents in Okular, I can see the ...
- 474
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267
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Okular change the color of bottom bar
I can make the bottom bar (the bar that shows page number) of okular disappear by adding the below line under [Main View] of okularpartrc (found in ~/.config).
ShowBottomBar=false
However, I am ...
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685
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Okular not showing installed printers
I have installed all Ubuntu Service Pack/Patches
Untuntu: 20.04.4 LTS
64-Bit
GNOME Version: 3.36.8
Okular: 20.12.3
I am only presented with one option for printer (File; Print)
...
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7
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answers
6k
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Signing pdf with Okular
I saw that in Okular we can now digitally sign a document.
I would like to know the steps from scratch to make this work. At the moment Okular tells me "There are no available signing ...
- 71
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1
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1k
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two icons appearing for the same application
I installed okular using snap package. After installation, I see okular with two icons in show application, and both applications open an okular window after double-clicked.
Why do I get two different ...
6
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627
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Increase scroll speed in Okular only
Okular scrolls (at least when using two-finger touchpad scrolling) much slower than most other applications on my computer (in particular evince).
Is there some way to increase the scrolling speed ...
- 278
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985
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How to change default applications: Doc Viewer to Okular
I'm on latest 21.10 (Wayland default, Gnome 40.4.0) and have the default "Document Viewer" (Evince?) for viewing pdfs. I'm having trouble with it hanging when I have too many open. So I'd ...
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348
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Open + Save File window buggy in several applications (resizing left side also changes right side, moving window moves application, etc.)
I'm using Ubuntu 20.04, and several applications (Emacs, Firefox, Okular, Libre Office, OpenSCAD) all have buggy popup windows for opening and saving files. For example, when saving a file in Firefox ...
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1
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4k
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How can I change Okular's GUI so I get white text on black background or similar, instead of blending colors?
Okular has an odd choice of font and background colors in some places and this makes it difficult to read some text.
I looked at the settings and searched online but couldn't find anything on changing ...
user1200336
4
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1
answer
657
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How to open pdf file in Nautilus as new Okular tab?
This works in the previous version (tested on 16.04): set Okular as default pdf viewer. Open nautilus, double click pdf file. Open another pdf file will bring new tab to Okular. But this method didn't ...
- 4,397
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38
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Okular text annotations Mutated vowels
I'm using Kubuntu 21.04
Okular(Version 20.12.3) doesn't display german mutated vowels (ä,ö,ü) in text annotations.
Maybe somebody could help me. Thanks in advance.
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851
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Okular pdf print preview problem
On ubuntu 20.04, I am facing problems with printing from day one.
I don't know where to start from. So I deleted cups and just focus on okular. However, the print preview is coming out bad and when I ...
- 184
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1
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1k
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Okular can't print PDF
Okular can'r print pdf files. The document viewer prints it but all the fonts look bad (print preview works fine though). I don't know how to debug. So tired of this. What is the cups?
Anyone can help?...
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How to get to the File menu in okular
I suppose this ought to be glaringly obvious, but how do I get to the File menu when I start up okular from the shell prompt? The screen I get has nothing resembling the usual File/Edit choices at the ...
- 2,181
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2k
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Okular does not respond anymore, needs Qt_5.15
I have Ubuntu 20.04 running on my system and was using the pdf-viewer Okular until recently. However, now Okular does not start when double clicking on a pdf-file and starting from the terminal gives ...
- 111
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2
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990
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convert landscape image to portrait
I;m using the USPS app to generate a shipping label. The app doesn't print the label directly; instead it generates a PDF for it. The problem is that the image is in landscape mode, and I need it in ...
- 2,181
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823
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How to disable "This document has forms..." info in Okular
I'm constantly changing a PDF (actually an animated LaTeX document), but every time Okular reloads the document, it shows a HUGE popup saying:
This document has forms. Click on the button to interact ...
- 259
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1k
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How to configure Okular to use SVOX pico for its "read text" functionality?
Okular has a nice read text functionality that by default uses espeak as a backend. As espeak has a rather robotic voice, I would prefer to use SVOX pico.
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1k
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Okular text annotation does not appear
I decided to give okular a try for editing pdf files but I am having an issue with the 'typewriter tool'.
The text I type does not appear on the pdf itself within the okular editor. If I save the file ...
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195
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Segfault launching Okular snap
I'm using Ubuntu 18.04.5 on x64 PC. Packaged version of Okular is too ancient for my needs, so I installed the newest Okular snap. Unfortunately, it crashes on launch. Here is the log:
paul@extra:~$ ...
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5k
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How to purge okular?
I have ubuntu 20.10, 64 bit.
In Menu, there are 2 instances of Okular.
I can use it but cannot remove via Terminal.
igor@igor-System-Product-Name:~$ sudo apt remove okular
Reading package lists... ...
user1041353
1
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0
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330
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Okular Document Review annotation bar
I am using the latest Okular (version 20.04.0 Snaped). Since I use Annotations/typewriter most often — it is impossible to place the annotation bar onto the toolbar — visible & easy to access.
The ...
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2
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2k
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How to install Okular 20.12.0 on ubuntu 20.10?
I am using Okular from many time and I am running it in Ubuntu 20.10. I have tried it to update from 20.08.2 to 20.12.0 but it's showing Okular is upgraded to its latest version. How can I install the ...
5
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1
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2k
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In Okular, How to Highlight the Selected Text?
The Highlighter Tool ignores the text selection at the moment of choosing the tool.
I would like to select the text first, then apply the highlighting effect via menu or
shortcut.
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