Questions tagged [screensaver]

Blanking of the screen or filling with moving images when computer not in use.

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101 views

Ubuntu 20.04 background — is there a way to make the screensaver rotate/change every five minutes? [duplicate]

I would like to rotate/change screen saver on my background on Ubuntu 20.04. Is there a way to have it change/rotate every five minutes? Thanks
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1answer
20 views

Applications for removable media don't run when screen is blanked

I have used the Devices / Removable Media settings to activate a CD playing program when an audio CD is inserted. Works fine, except… when screen is blanked. I have the screen set to be blanked after ...
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Two screensavers running at the same time

I have xscreensaver installed. When I move my mouse, it stops the screensaver that is viewable. But when I hit a key, there is another screensaver running. I only want xscreensaver running. I do not ...
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112 views

Automatic screen lock on startup is blocked by an application

I am running Ubuntu 20.04 LTS and is trying to set up my system so it will log in my single user automatically but employ a locked screensaver on startup to ensure security. I have followed the ...
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screensaver not working and freezing the keyboard

I'm currently encountering some issues with my screensaver. I use Xubuntu 20.04 on a laptop Lenovo X270. When I try to activate the screensaver using the screensaver interface in "parameters"...
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Can't log back in to only my account after switching to another user in lightdm on xubuntu

My family has a shared computer were we all have accounts. This is an Xubuntu 20.04 system running lightdm as the user manager. For whatever reason, whenever I login to my account, then lock the ...
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1answer
62 views

XFCE Screensaver failed to engage

I recently installed Ubuntu 20.04, originally with MATE desktop. But due to an issue that that Xorg is gluttonously eating up my memory (see the linked Ubuntu bug for more detailed), I installed xfce ...
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xfce4-screensaver change lock screen background

I am using i3wm and I use xfce4-screensaver as my locker program. The reason is that it feels familiar (dialogue to enter password and button to switch user). xfce4-screensaver comes with 2 things: ...
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1answer
87 views

Gnome-screensaver seg fault, can't lock session

Upgraded from 19.04 to Ubuntu 20.04 on Dell XPS 9350. There are no screensaver options in Settings or in gnome tweaks. Screen lock doesn't work, it quits the gnome session instead and gives me login ...
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Screen Saver or Screen Lock? Will not let me back in to Ubuntu Studio

I've checked out videos, read documentation and also looked at this question where someone was having similar issue with same Ubuntu Studio except hers was laptop and would do same thing if she closed ...
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1answer
299 views

How to customize the lock screen in Lubuntu 20.04 LTS?

I just replaced Fedora on my PC with the latest version of Lubuntu based on LXQt. I absolutely love it! But the lock screen that comes up after pressing Ctrl+Alt+Del is very poor in aesthetics. Is ...
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1answer
475 views

Ubuntu 20.04 not asking password when coming out of sleep

Ubuntu doesn't ask for my password when I'm getting out of sleep when closing my laptop and reopening it. I've followed everything listed here : Ubuntu 17.04 no longer asking for password when coming ...
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Is there a way to keep my screensaver from turning off Night Light?

Whenever my night light mode is on and my computer wakes up from the screensaver, the night light mode turns off. I have to go into Settings > Displays and toggle night light off and back on again. ...
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1answer
3k views

Ubuntu 20.04 screen saver background?

May I change the Ubuntu 20.04 screen saver background ? I do not see any option to do so.
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1answer
128 views

I have a question about the [multiple] screensaver app(s) I have installed

I have just upgraded to Xubuntu 20.04, but I believe this was the same way under 18.04 as well, I am just now getting around to look at the issue. If I go to Xubuntu menu -> Settings, there are ...
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1answer
160 views

DPMS Suspend on Screen Lock

I'm running Xubuntu 20.04 on my laptop (Acer B115-M). I'd like to have the following behavior related to the lock screen, and screensaver: Ctrl+Alt+Del, aka xflock4 should lock the screen and turn it ...
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How to output the xscreensaver “image on screen” to a PNG file?

Since I cannot print screen (or screen capture) the output of xscreensaver (there are some very nice graphics!), how can I redirect the output of xscreensaver to a PNG file, using the command-line? I ...
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120 views

Random screensavers on VNC server (resource intense)

I am currently using a VNC server on my desktop (Ubuntu 16.04 Mate DE) at work to work from home (through an intermediate SHH server). However, it has now started to use random screensavers when idle ...
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1answer
28 views

How to write a screen clearance script?

We are producing a terminal display (kiosk mode), Ubuntu 16.04, once a day we want to: set all pixels on screen to white for 10 seconds set all pixels on screen to black for 10 seconds set the screen ...
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1answer
498 views

Xscreensaver not working properly

I don't understand Linux and sys-admin stuff, but I have installed recently xscreensaver Ubuntu 18.04.4 LTS as described here and I have followed all the steps. If I lock the screen with Cntrl+Alt+L ...
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1answer
44 views

What is the screen saver showing animated physics simulations?

A few years ago the computer lab at my university had as a screen saver on their Linux machines with animated simulations of physic laws, like foam bubbles disintegrating exponentially or little ...
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1answer
204 views

Ubuntu 18.04: disable screensaver

I am trying to disable the screensaver in Ubuntu 18.04, that is I don't want ever the screen to "go black" after some time. This is different from disabling auto-lock etc. I guess I am confused ...
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1answer
666 views

Way to manually enable Screensaver/Clock Screen?

Here's a problem I have: I step away from my laptop, a notification/message arrives (e.g., an email), Gnome Screensaver activates (i.e., the clock screen), I return to my computer and swipe the ...
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3answers
117 views

How to disable normal user password at lockscreen WITH Black screen at login issue

I'm still quite a noob. Sorry for my english, not a native speaker. It's just to avoid putting password each time my dad laptop goes to sleep (basically used as a home pc and security wouldn't be a ...
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1answer
62 views

18.04 GNOME3 Shell bug: Dash doesn't return when waking up screen saver or unlocking the screen?

Image of problem So this happened to me before when using Ubuntu in the past. This has proven to be very annoying and the main reason I stopped using Ubuntu before. I've never been able to solve the ...
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1answer
63 views

Ubuntu Power options, Dim screen functions from Gnome unchangeable

After installing ubuntu everything was working fine i disabled Dim screen option, switched of automatica screen lock. All was good however after a bad shutdown i had to recover. After recovery all the ...
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Ubuntu-16.04 - facial recognition - Unlock screen without password

I'm working on facial recognition for auto-login. Once face matching success, I want to trigger unlock the screen without expecting a password from a user. I want to do this without changing any of ...
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1answer
204 views

How do I set Ubuntu to unlock screensaver with Yubikey

When I have this key: https://support.yubico.com/support/solutions/articles/15000006900-security-key-by-yubico I would like to use it to lock the screen when I pull it out and go away from computer ...
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1answer
70 views

Is it possible to turn off Ubuntu Server's GUI Screensaver

I do not know how to properly explain this but i'm using Ubuntu Server to run RetroPie without overhead of Ubuntu Desktop. Basically, when Ubuntu Server is running in non-text mode, after around 10 ...
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1answer
48 views

Video as sreensaver with xscreensaver and websreensaver

I wanted to use video as my screen saver. I followed the steps from here. I did all as mentioned but xscreensaver is showing black(blank) output. What should I do? image
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1answer
270 views

'gnome-screensaver-command -l' does not work as well as super+L on Ubuntu 18.04.3 LTS

I have had some trouble with logging on in the lock screen (apparently something to do with keyboard language). On the process of debugging, I was following @0x4B1D answer here. The fourth step does ...
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26 views

How do I prevent screensaver and auto lock in Ubuntu 18.04.3? [duplicate]

I'm using 18.04.3 I read previous answers but the GUI seems different than previous answers as previous answers talk about older version. I don't want screensaver and auto lock. My system ...
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58 views

Disable screen saver

Trying to disable lock screen by setting Settings->Privacy->Screen Saver->Automatic screen lock to OFF: But after some time I got screen saver with clock again: I don't need to enter password ...
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67 views

Ubuntu 19.04 lock screen / screensaver issue

I have a small issue that the screensaver go blank after lock out... but ..... When I do manually lock my screen, I will hold the buttons a second longer and the screen won't turn blank. It really ...
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29 views

Lubuntu Screensaver Not Workiong on 18.04

I have a new install of Lubuntu on an old compaq 6510b laptop. Screensaver does not activate. Xfce power management is set to blank after 10 minutes. Xscreensaver is set to blank after 3 minutes. ...
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1answer
37 views

Running XScreenSaver on ubuntu 18.04, how can I return to user login lockscreen instead of XScreenSaver lockscreen (so we can switch users)?

Running XScreenSaver V5.36 on Ubuntu 18.04 with multiple users with different login sessions. When XscreenSaver launches from one user session, only that user can come back to the computer. We are ...
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How can i use a video as a screensaver on Lubuntu 19.04? [duplicate]

I want to use a .mp4 video as a screensaver, any suggestion?
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136 views

how to run screensaver as root for some other logged in user?

So root invoked some script, and specific user session should be locked. I managed to get this working before, but now I cannot win. Currently I'm following this article: https://0day.work/locking-...
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1answer
197 views

Kubuntu 19.10 screen saver activates HDMI sound and does not turn off screen

I've installed Kubuntu 19.10 twice with the same results. When the screen energy savings timer is reached, the sound is switched from the motherboard sound (the sound source I've set to default) to ...
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1answer
200 views

How to make terminal output the background of my lock screen?

Currently running Ubuntu 18.04.3 LTS with the Gnome 3 DE, and I want to change up the default Gnome lock screen. How would I change my lock screen background to display arbitrary terminal output? I'd ...
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51 views

Screen Saver Setup

What is the setup for screen saver and image choices in Ubuntu 18.04 LTS? I cannot find anything in "setup" or "utilities." Thank you for any help you can provide.
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1answer
395 views

Lubuntu 19.04 Screensaver locks during video playback

Pretty much as the subject says, the screensaver keeps activating and locking me out while I'm watching a long video, even while in full-screen. I've been able to find posts discussing this issue in ...
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1answer
441 views

Monitors do not turn off (enter powersave mode) after screen blanking

Ubuntu 1904, both X and Wayland. AMD 2400G, ASUS motherboard with 3 screens: HDMI,VGA,DVI. When I leave my computer, it will blank the screen after the timeout, then my 3 monitors will fall asleep, ...
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1answer
79 views

DPMS and HDMI audio

While playing audio through HDMI connection, the audio is turned off once DPMS kicks in. This is somewhat expected. But I'd like to have the screen blanked and keep the audio playing... DPMS has this ...
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100 views

Screensaver not working at all, Ubuntu 16.04.6 LTS

Ubuntu 16.04.6 LTS, Gnome classic desktop, libgnome2-comm 2.32.1-5ubun. The screensaver not working at all: when power supply connected to laptop, and laptop stay idle, display newer turn off, and ...
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1answer
293 views

How to use htop or other system monitor as screensaver

I want to make system monitor like htop as screensaver or when I block computer. Is it possible to use htop or other terminal system monitor as I want?
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1answer
253 views

How to exit screensaver with enter key [duplicate]

I have to exit the screensaver by clicking with the mouse or trackpad and dragging up in order to get to the login screen. How can I exit the screensaver by hitting the enter key on the keyboard? (I ...
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0answers
125 views

Use blank screensaver when on battery power

I like the screensavers, but when on battery power the blank one makes more sense. How could I configure the system to use the blank one when on battery power and other more colourful ones when on ...
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1answer
483 views

GNOME desktop freezes when laptop lid is closed

I am aware this issue has been asked before, but I have tried the common solutions like changing HandleLidSwitch=Ignore and removing GNOME screensaver and installing xscreensaver with no splash. I ...
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37 views

Screen won't switch off, but stays black instead

I want my screen to switch off after some time. I have set this in the settings, but after the specified time, the screen goes black but does not switch off. I tried to google how to solve this issue ...

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