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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type password on Kubuntu lock-screen withour using mouse

When Kubuntu (20.04) is locked (Meta+L) I want to enter the password, I have to move or click on the mouse to type my password. Alternatively I can use Tab, Tab, Tab, Tab to access to password field. ...
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Lock functions don't work for my account since update to 22.04

Since the upgrade to 22.04, my user account no longer appears to have an option to lock the computer: There's no "lock" option in the panel menu Windows-L doesn't work It doesn't lock when ...
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Super-L can't login_22.04(wayland)

Using the Super + L keys, I am unable to access to the login screen(stays in black screen), however, app is still running in the background since the music player is still playing. The weird thing is ...
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OnScreen keyboard doesn't register key presses in lock screen with Ubuntu 22.04

Since I upgraded to Ubuntu 22.04 the OnScreen keyboard that's shipped with Gnome does not work anymore for me to enter the password on the lock screen with the Surface Go 1 tablet. This is only the ...
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Unlock screen Ubuntu 20.04 takes long time

I've installed new fresh Ubuntu 20.04. After locking the screen, for the first time in a while, unlocking is done too quickly but if immediately lock the screen again or lock it after a while, ...
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Ubuntu 20.04 to Ubuntu 22.04 - screen lock

locked out during ubuntu 22.04 upgrade. hp laptop. i type password to unlock but nothing happening after pressing enter. Can't force restart as this might affect ongoing installation.
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Don't turn of Screen when locking

When I log out (super + L) my Screens turn off, but as I often just like to lock my computer when I'm just doing something else for a moment, It's a bit annoying to always have to wait for them to ...
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How to prevent laptop from suspending when on lock screen

My laptop, running Ubuntu 20.04.4 LTS goes into suspend mode almost instantly after I lock the screen with Meta - L. I would like to stop this behaviour so the laptop stays awake, but idle on the lock ...
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How can I have Ubuntu 21.10 automatically lock the screen after a certain time period?

Currently my screen stays unlocked and on permanently if I stop using my system. Is there a way I can have the screen automatically lock?
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How to REMOVE clock from Login (SDDM) AND Lock Screen KDE Plasma?

I've been rummaging around /usr/share looking for the files to remove the clock from both the Login and Lock screens, but so far nothing has worked, and recently removing the Clock.Qml file from /usr/...
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Automatically lock my computer when I walk away from it

I would like to lock my Ubuntu after I walk away from it. Ideally, it should be a small Bluetooth tag / card that I carry in my pocket with a proximity sensor. Is there some software and hardware that ...
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Lockscreen lag Ubuntu 20.04.4 LTS

Problem occurs while clicking any key trying to go into the screen to type the password and unlock the screen. Time lag between the click and apperance of the password edit box is around 20 seconds. ...
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Disable screensaver from command line in Lubuntu

Is there a way to disable Lunbuntu 20.04 LTS's screen saver from the command line? I know that it can be disabled via the system menu Preferences -> Screen Saver and the associated dialog box. I ...
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USB plug in; no one is there to see it; why does it not mount?

Does anyone have any understanding why screen blanking (not screen locking, that sort of makes sense) on Ubuntu 20.04 LTS prevents it from mounting a USB key that is plugged in? As far as I can tell, ...
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Ubuntu 21.10 : gray screen after screen lock is activated

I am using Ubuntu 21.10. I have a question. With the screen lock enabled, a gray screen greets me when I move the mouse to turn it back on. Even after waiting for a long time, the password entry ...
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How to automate a cronjob task when my screen is locked

I want to automate my cronjob to automate backups, but will I be able to automate backups when my screen is locked and how can I do it. I read this but I'm not sure how to go about it. Thankyou
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External Display not recognized after screen was locked

I am using Ubuntu 20.04.1. I am using a Laptop with Nvidia GPU and the newest proprietary drivers (Razer Studio with Quaddro RTX 5000). At home I use the laptop connected to an external display with ...
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Cannot unlock after screen lock, intermittently

Intermittently, after my display(s) have locked because of the configured Screen Lock - I cannot unlock. I get a password prompt, and am able to enter the password but, after tapping Enter, the busy ...
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How do I login as root user in Lubuntu? [duplicate]

I want to login as root not open a root terminal. I am new to linux in general so maybe what I am saying makes no sense. I want to add fonts to the system and change the background of the login screen ...
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Display window on lock screen

Is there a way to display an active window on the lock screen? like i could display info or a terminal but its view only until you unlock it. Im wanting to have the terminal and/or resource usage ...
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Ubuntu 20.04 Hangs when Unlocking

The problem manifests as follows: I walk away from my computer, come back about 15 minutes later to find that the screen has gone black and the computer has locked (as expected). I tap the space bar ...
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Ubuntu 20.04 screen freeze. When I am in the list of programs, and I ungroup one or more programs from a group to individualize them

Steps to make the screen freeze I turn on my laptop with Ubuntu 20.04 operating system (I recently installed it) I enter my password and login I click on the icon of nine small white squares (Located ...
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Unable to lock screen with Cron or Settings

Has anyone been able to use crontab to lock their screen automatically? I have tried all the suggested methods here but none seems to work. I have an Ubuntu 20.04 gnome desktop and even the Screen ...
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Lock screen shows the wrong time (one hour later)

Since I upgraded to Ubuntu 20.04 the lock screen is showing the wrong time, one hour later than the actual time. However, the time my system shows when it's not locked is correct,and it's set via NTP. ...
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Preventing screen auto lock on lubuntu 20.04.3 LTS, using caffeine

I have caffeine 2.9.8 and lubuntu 20.04.3. I want to prevent screen auto-lock while i'm reading a pdf. In my typical usage i'm using Document Viewer (evince) in a normal window (not full screen) with ...
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Ubuntu not waking from sleep and static on screen after locking computer

Can someone please point me in the right direction to solve these issues? I don't know enough yet to know if this is a driver issue or a linux kernel issue. I have a new Lenovo laptop and I'm having ...
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Password prompt on login only, not on lock screen

I'd like to only be prompted for my password on login, as I thought I had indicated on setup. But when I open my laptop lid, I'm prompted again. Is it possible to eliminate the Suspend (on battery) ...
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Keyboard shortcut for lock screen no longer works even when set to something else (21.10)

Recently upgrade to 21.10. Have noticed keyboard shortcut for lockscreen isn't working. I suspect some conflicting extension or some other setting somewhere. Have tried change it though and still ...
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Why does the KDE lock screen appear in Regolith Desktop when installed alongside Kubuntu?

I recently installed Regolith Desktop to use alongside Kubuntu Desktop. I have fully disabled screen locking in Kubuntu, such that my display just goes to sleep without needing a password to resume. ...
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Display turning off instead of just locking

Whenever my screen locks, my display is also turning off. How can I set an automatic screen lock, without turning the screen off? Whenever I change the setting for "Blank Screen" in the &...
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How to change ubuntu Lock screen to gnome lock screen?

I want to change to gnome lock screen on start up because I don't like orange lock screen. Ubuntu Version 21.10
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How do I lock my computer and keep the screen black?

I use my Ubuntu machine as a media computer, sometimes I lock it and walk away which normally blacks the screen and then after a few seconds stops sending signal to the monitor/TV. When the screen is ...
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Xubuntu - Desktop Visible After Suspend Before Lock Screen

Xubuntu 21.10 is a pretty solid system with a lot going for it. That said, there are a few little things that can make a person scratch their head. One issue that I'm facing is that the desktop (and ...
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Unable to login again on VirtualMachine

I'm n00b running Xubuntu Core on a Virtual Machine. I connect to it by xRDP (version 4 I think) and tried VNC but got the same problem So I don't think it has to do with xRDP or VNC, but something ...
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Screen flickering upon logging out or locking screen - 21.10

Whenever I log out or if the screen locks, the screen becomes blank. It would then start to flicker uncontrollably between a blank screen and noise/static. At this point my device would be ...
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Screen lock limits (GPU?) performance

The other day I set off a machine learning task before leaving the office and was surprised at how little had been completed by the next morning. I kept it running for another hour and noticed it sped ...
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Automatic screen lock has stopped working. How to debug?

These are my settings (see image) I suspect there is some other application or something blocking things? What can I check in terms of system events or logs? How to debug this?
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How can I turn off the password on the Ubuntu lock screen

I'm running Ubuntu on a VM (host is Windows). I've got Ubuntu to autologin, and never autolock the screen. This is secure because I rely on the Windows host for physical security. However, when my ...
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2 votes
1 answer
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How do I change the lock screen font in Ubuntu 20.04?

Just installed my first Linux distro, am really impressed with the interface and functionally of it all. I'd like to know how to change the default font for the lock screen for the time. I want to use ...
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After booting up my laptop, and connecting to network server, my screen freezes, if I do not connect to server, no screen freeze!

I get locked screen, or a frozen screen moments after starting up my laptop, and connecting to the network server. If I do not connect to network, the screen does not freeze, the mouse works, ...
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8 votes
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How can I delay (but not disable) the screen lock on suspend/lid close?

I would like my screen to lock automatically when I close the lid (or otherwise trigger a suspend), but only if I leave it closed for a certain amount of time, e.g. 5 minutes. That is, if I close the ...
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Change action after close lid on i3wn with ubuntu

I am trying to accomplish to after close laptop lid system being suspended (like is now) but after open lid system being lock via i3lock instead of default Ubuntu thing. System: 20.04.1-Ubuntu Laptop:...
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5 votes
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Lock screen not working

Since updating to Ubuntu 21.10 my lock screen is not working anymore. I'm using budgie desktop and pressing Super+L to lock my screen this happens in syslog: Oct 30 07:58:35 lenovo gsd-media-keys[9616]...
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Ubuntu Desktop 20.04: Prevent the display from turning off when locking screen

When I lock the screen with Super + L keyboard shortcut, the screen gets locked and all displays turn off. I want to keep them on when locking the screen. Any Ideas?
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Suppress display of time on Ubuntu lock screen

I am new to Ubuntu. I just installed it as a VM on VirtualBox. Every time the screen locks, I see the time. I am trying to suppress the display of the time. According to this page, I have to edit /...
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On ubuntu 21.10 the "lock screen on suspend" not working anymore

Since I updated from ubuntu 21.04 to ubuntu 21.10 the suspend still works but there is no password required anymore when the laptop awakes out of suspend. I did not change any settings and I still see ...
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Ubuntu Yubikey Lock Computer on Key Removal

I followed Ubuntu Auto-Lock on Yubikey USB Removal, and it works fine when in the Gnome session. However, when using Terminal e.g. "sudo echo test" and on ENTER of the password it logs me ...
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Lock screen background disappears after turning monitor off and on

I've got 2 monitors. After upgrading to Impish (and GNOME 40), on turning the main monitor off and on again, the lock screen wallpaper is just gone. It's like it doesn't load. This doesn't happen on ...
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Ubuntu 21.10 Screen Lock

Can't log back in after screen lock on Ubuntu 21.10. Worked fine on prior version. Any solution or workaround? Running Ubuntu on a Dell Inspiron 17-5765. Upgraded from 21.04. Tried Ctrl-Alt-Del as ...
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Lockscreen on suspend (LightDM)

Currently I'm using LightDM with the lightdm-webkit2-greeter and multiple WM/DM's. I3, AwesomeWM, Gnome and KDE My problem is that on auto suspend or closing my laptop lid the screen either wont lock ...
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