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Questions tagged [lock-screen]

The lock screen lets a user lock the currently-running session behind a password screen. This screen may either be blank or show a screensaver until mouse or keyboard activity is detected.

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22 views

Is there a way to directly shutdown from the lockscreen without switching users?

I have Ubuntu 18.04.1 LTS and am the only person who uses my computer. Once I lock my screen, is there a way to directly shutdown from the lockscreen without switching users?
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1answer
23 views

How do I change lock/login screen background on Ubuntu 18.04 with 2 displays

I just installed Ubuntu 18.04 and I wanted to change lock/login screen background. I have 2 screens with different resolution and I want to have the same picture on both of them. I changed regular ...
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0answers
56 views

18.04 Cannot change lock screen background

Before you mark the question as a duplicate, I read all of the posts regarding this, but nothing helped me. I'd like to change the background picture of the lock screen. I changed the ubuntu.css ...
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0answers
27 views

How to check if screen is locked from bash? [closed]

How to check whether the computer screen is locked or active?. I would like to do that from shell script.
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1answer
41 views

18.04 — how do I keep the lock screen background when logging in?

I have a really pretty wallpaper for my lock screen. However when I press enter to log in, it's replaced by an unsightly solid purple background. How do I keep the wallpaper image there while logging ...
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0answers
71 views

Unreliable taskbar and lock screen on Ubuntu 18.10

I have been using Ubuntu 18.10 alongside Windows on my laptop. I upgraded to Ubuntu 18.10 fine, but randomly, at times, the "taskbar" decides to die on me and does not show any new apps that are open. ...
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0answers
61 views

Caps lock indicator for Ubuntu 18.04 lock screen and login screen?

My laptop does not have a led or anything to show whether the caps lock is on or not, and while Kubuntu warns you on the lockscreen about whether your caps lock is on or not, Ubuntu seems to lack it. ...
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0answers
39 views

How can I add a power off option to the lock screen?

How can I add a power off option to the dropdown menu when the computer is locked? There's only a suspend button at the moment. I want other users to be able to log me out (without giving them my ...
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15 views

Listen for dbus signal “screen awake” gnome ubuntu 18.04

Playing around with dbus for the first time (apologies in advance for noobness). I want to do something similar to this question except that instead of monitoring the system waking up, I want to ...
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0answers
22 views

the screen is locked when I open settings in ubuntu 18.04

Hi I am new in Linux and I recently installed Ubuntu 18.04 until now when I open the setting it works fine now it looks the screen also my keyboard and the mouse are connected with USB and in the lock ...
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0answers
73 views

How to remove/change sliding animation on lockscreen? [duplicate]

Is there any proper way to remove or, even better, change sliding animation from clock to auth form similarly as Windows goes a little zoom-in?
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41 views

Lubuntu 18.10 lock screen black

The first login screen after boot works, but when a lock screen should appear after suspend or ctrl+alt+l the screen just turns black and I can't do anything (managed to start command line with ctrl+...
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34 views

delay time of the lockscreen 'GDM3 Ubuntu 18.04'

How can I set the delay time of the lockscreen 'GDM3 Ubuntu 18.04' before it turns black. The problem is that when I press WIN + L, my lockscreen turns on, and for almost 1 second I see the clock and ...
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0answers
39 views

Xubuntu: screen does not wake up after being locked

I run Xubuntu on a Dell Latitude E6530 laptop with Intel graphics. Ever since upgrading to 18.10 cosmic, the screen remains blank (and powered off) after being locked. Moving the mouse or pressing ...
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1answer
65 views

Lubuntu 18.04 displays wrong lock screen after waking from sleep

I have Lubuntu 18.04 installed on my laptop and I decided to install slick-greeter from the Ubuntu repositories. However, every after waking my laptop from sleep, this different undesired login screen ...
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0answers
49 views

How to change the lock screen clock to a message Ubuntu 18.04.1 LTS

I'm curious to know if you can change the lock screen from having a lock to a message that says something like "I'm watching you" or "Hello there" on Ubuntu 18.04.1 LTS. I've done a good bit of ...
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2answers
122 views

How to revert GDM to default Ubuntu 18.10 (to utilize new lock/login screens)

My question is pretty much summed up by the title. GNOME 3.30 touts a new lock/login screen, yet Ubuntu 18.10 lacks any changes to GDM. I was just wondering if there was a way to actually SEE and USE ...
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0answers
21 views

pam_tally2 in Ubuntu 16

I have an issue getting pam_tally2 to work correctly on Ubuntu 16. I am using the default common-auth, common-account, and common-password. My Ubuntu 16 is patched to the latest patches. My OS must be ...
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1answer
78 views

Disable lock screen does not disable the slide up lock screen

Using the instructions in this thread I disabled the lock screen: Disabling Lock Screen 18.04 ...and the phone style slide-up lock screen is still enabled. It is not "locked". However, if I happen to ...
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0answers
87 views

Task bar is displayed on lock screen

As illustrated here, my computer always displays taskbar (Ubuntu dock) after waking from sleep: I searched online for a solution but it didn't quite help me at all. Sometimes, it'll show the message: ...
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0answers
49 views

Lock screen immediately powers off my monitors in Ubuntu 18.04.1 LTS [duplicate]

Every time I lock my screen with Super+L all my displays automatically switch off. How can I stop my displays from ever switching off? This is very annoying as I am using external displays at work ...
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0answers
73 views

Ubuntu 18.04 is VERY slow to login after sitting overnight

I leave my laptop at work at the lock screen. The longer it sits, the longer it takes to log back in. Overnight is pretty bad, but if I leave it over the weekend, it can take ten minutes or more! It ...
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0answers
83 views

Ubuntu 18.10: Screen lock options grayed out

Recently upgraded to Ubuntu 18.10, having two problems. Easiest to explain: when I open "settings", go to "privacy", select "screen lock", I get the popup window with the screen lock settings, but ...
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0answers
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Gnome Lock Curtain locking up my computer when blanking while Minecraft is active

I found this reference which is very similar to mine except, this is a fresh install. Lock screen curtain in Ubuntu 18.10 won't open So, I have password lock disabled as this is a shared computer ...
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1answer
168 views

Why does the dock appear on the left when my screen is locked?

The dock doesn't work correctly after I enter my password, either.
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2answers
134 views

Ubuntu 18.04 will not stop blanking screen

This was a problem in 17.10 and it's carried over to 18.04 and at this point it's driving me nuts. My screen keeps blanking after one minute of idle. I cannot even read articles. In Gnome settings, ...
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0answers
45 views

Is there a way for the lock screen to be just like the login screen in Lubuntu 18.10?

I've noticed that when I set the screensaver to 'Blank Screen Only' after a few minutes of idleness and check 'Lock Screen After' the actual login dialog is the XScreensaver one (which in my opinion ...
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0answers
73 views

18.10 have to press twice “winkey+L” to lock screen [closed]

Since I upgraded from 18.04 to 18.10 I have to press twice "winkey+l" to lock the screen. Lot of other problems with 18.10, not a great release :(
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29 views

Custom shortcuts stop working after lock/unlock

having problems with changing sound shortcuts. I'd like to change volumeUP \ volumeDOWN defaults. And I can successfully do it here: settings -> keyboard -> shortcuts -> sound and media. ...
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1answer
56 views

How to make the lock screen persist

I am facing the following issue : Ubuntu 18.04 Screen flickering on a 4K laptop and the only workaround I have found is to never let my screen fade to black! However, when I lock my screen, even on ...
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0answers
14 views

Is there a way to change system-wide what command is executed when you lock the screen

I want to be able to change the command that is executed when I lock the screen. I want to use i3lock to completely replace the system lock. When I use Super+L, it goes to ubuntu lock screen, along ...
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1answer
129 views

18.04: How do I lock my screen without suspending the machine?

I'd like to leave my screen in a locked state, but without the machine being suspended. I need to have long computations running in the background while I go grab a coffee, while making sure no one ...
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0answers
117 views

How can I make the screen not lock when I close the laptop in Ubuntu 18.04?

I think it is annoying that I have to enter my password every time I close the lid of my computer. There was a setting when the lid is closed: do nothing. in earlier versions, but this feature seems ...
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0answers
193 views

Ubuntu 18.04 disable lock screen display dimming / turn-off

System: Ubuntu 18.04.1 LTS, Gnome Desktop (Xsession) I would like to disable the lock screen turning off the screen immediately when pressing super+L. The expected behavior is the lock screen being ...
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0answers
29 views

Display turns off after two minute of inactivity and won't come back on until I restart

My system requires a restart when its screen gets off. Once I've left my system it locks after 2 minutes and the display goes off but when I press any button or mouse clicks it never turn on, It turns ...
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0answers
423 views

Lock screen curtain in Ubuntu 18.10 won't open

After upgrading to Ubuntu 18.10, the lock screen curtain does not respond to any input. As I understand, it should be possible to swipe up with the mouse, press Space, Esc, Enter or just start typing ...
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0answers
48 views

How to convince Xubuntu 18.04 LTS to put montior to sleep?

I use xscreensaver for screen locking. The screen locks automatically as configured. But, recently, my montior has stopped going into power saving mode even though I didn't change any settings. If I ...
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0answers
323 views

Desktop is visible after suspend

After upgrade to Ubuntu 18.10 I have noticed a strange behavior. When I close the lid on my notebook, it goes in to suspend, as expected. But, when I am returning from suspend the desktop is visible, ...
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0answers
40 views

Ubuntu Unity top panel buttons are stuck at lockscreen

Prerequisites: Updated from 16.04 to 18.04 Using LightDM + Unity (GDM is not an options since VNC has problems with it, Gnome is not an option since it has bug with non-latin layout for ...
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0answers
127 views

Authentication Faliure, Switch to Greeter

I was working on a little utility that allows me to unlock my device using recognized devices in it's proximity i.e if my device finds 2-3 devices in it's proximity (BT,Wifi) etc. it will unlock and ...
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0answers
86 views

Locked screen in Ubuntu 18.04LTS… frozen? Cannot unlock

I have recently installed 18.04LTS in my server machine. When the screen gets locked, I see a digital clock. I now see that the date is from a few days ago, possibly the last time I used the Gnome ...
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3answers
1k views

Ubuntu 18.10 - Issue with screen inactivity and lock screen

Clean installation of Ubuntu 18.10 beta I want the screen to turn off after 1 minute of inactivity, but I do not want the system to be locked when it is activated again. So I do : gsettings set org....
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0answers
72 views

18.04 login fails after screen lock

After doing an update today, I can no longer login after a screen lock. I enter my password, the screen goes black and then returns to the login screen. The only way to login again is to reboot. ...
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0answers
12 views

Recognize user inactivity and/or lock sceen in bash scripts

In Xubuntu 18.04LTS, I test the capability to capture screen in background without interacting with the tool. To optimize this, how is it possible to: Recognize whether user is inactive since more ...
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1answer
300 views

Automatic locking screen doesn't work in Ubuntu 18.10

After upgrading ubuntu 18.04 to 18.10 I noticed, that closing lid of laptop doesn't lock screen. And after opening it back it's enough to just use touchpad to unlock screen, no password is required. ...
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1answer
63 views

Disable monitor dimming in lock screen on Ubuntu 18.04

After few hours of googling and figuring that the previous answers doesn't seem to for me, I decided to ask you guys how can i prevent screen behind dimmed/sleep, right after entering lock screen mode?...
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0answers
42 views

Thunderbird on Xubuntu 18.04.1: new mail popup appears on lock screen

I have been using Xubuntu 16.04 LTS and ~2 weeks ago upgraded to 18.04.1 LTS. Since then, the new mail notifications of Thunderbird will pop up even if I have locked my screen. Is this a bug in ...
2
votes
1answer
178 views

Gnome Energy Saving: How to turn of the watch screen?

I want to keep energy saving (12 minutes) but don't like the lock screen with the watch, whenever I come back. This two things unfortunately seem interlinked in Gnome. How can I get rid of the watch ...
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0answers
22 views

After I locked the screen and shut the lid of the laptop, I can't log in again. What do I do?

I'm running Ubuntu 18.04, on an Asus Vivobook s, with a Nvidia GeForce graphics card. Dual-booting windows 10. UEFI secure boot is enabled, though I have no idea what that means, or what that does to ...
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0answers
19 views

How to get a clock on the 16.04 Unity lockscreen?

How do I get a big clock to display on my 16.04 Unity lockscreen? Currently, I just get the pinkish default screen with a login prompt, and little time in the top corner, etc, and this only displays ...