Questions tagged [tty]

A tty (teletypewriter) is a Unix command that prints to standard output the name of the terminal connected to standard input. It is typically called a terminal. the first local terminal is referred to as tty1 and resides in /dev/tty1

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how can I launch an x window inside a vim window

I have stopped using my desktop manager in favor of consoles. I can "startx myProgram" to launch a dedicated window; however I would like to use a window in Vim instead of the entire console....
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Ubuntu booted to tty. No GUI. “pkcs#7 signature not signed with a trusted key”

While running ubuntu 18.04, I was running out of ram. So I decided to end some programs from the system monitor. But I ended some essential service then blank screen appears. I rebooted the system and ...
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Change default tty?

On past computers, the X server would run on tty7 and I would end up there by default when starting my computer, while tty1 to tty6 would be text-only. On my current computer, running Ubuntu 18.04 (I ...
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Terminal connecting into an ubuntu box using a USB-A to USA-A cable

I have two ubuntu boxes: my laptop that is connected to the network and has USB ports an embedded device that does not have any network connectivity but has USB ports Is it possible: to use screen (...
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Can't find /dev/ttyUSB1 in ubuntu20.04, did find it in the past

typing ls /dev/ttyUSB* , it print /dev/ttyUSB0 and /dev/ttyUSB2, but I can't find /dev/ttyUSB1, I did have it in the past. ttyUSB1 was the serial port connected to my FPGA board, host talks to it via ...
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TTY mode fonts are unrecognized and stopping user from login

Disclaimer: I can use GUI mode of OS completely fine without any issues. I can open terminals like Alacrity, GNOME terminal, etc without seeing any font issues. This problem strictly exist when I try ...
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Keyboard not working on Ubuntu 18.04 login screen

My keyboard and mouse are not working on the login screen hence I can't enter my password and log in to the system. I can enter into tty sesstion and recovery mode, and keyboard works there. I ...
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How to launch tty automatically after start up?

I am using Ubuntu 20.04 and have done the following setup: sudo systemctl set-default multi-user.target sudo systemctl add-wants multi-user getty@tty1 and /etc/securetty has been created. However, ...
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Some keys not registering on TTY

When working in any TTY (1-6), some of the keys on my laptop keyboard do not type anything. These keys work just fine in GUI. The 'Caps lock' indicator on my keyboard doesn't even light up when I push ...
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Can't load UI or use TTY

Today when I tried to log into Ubuntu (20.04) I noticed multiple problems: Login screen displayed with completely incorrect resolution. When I type my password, getting an error Failed to start ...
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I'm stuck at ubuntu login loop?

I'm able to enter desktop menu only through sudo systemctl restart gdm3 command. Is there any option to disable tty1 from here, because It will happen again when I will switch on.
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How to disable tty1 in Ubuntu 18.04 LTS and login normally?

I was removing kde plasma environment through synaptic package manager and it's very likely that some of Ubuntu package were also removed. Since then I'm stuck at login loop. Sudo command were ...
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Is it possible to grab the output of another tty

SSH session ended while a tail -f was running. When opening a new ssh session on another tty is there a command to just get back the existing tail output (or even reconnecting to the existing tty) ...
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How to increase font size in virtual console (tty) in Ubuntu 20.04 on 4k screen? Or how to change the resolution?

I am using a dell XPS 13 laptop with 4k screen and the text on the virtual console is very small. I would like to increase the font size. With the command sudo dpkg-reconfigure console-setup I took: ...
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Ubuntu Groovy - Wine TTY

I've a working wineprefix that works for all my Windows Games. I would like to know if it's possible to use a working wineprefix to be launched as a TTY to logon to it's desktop environment. How do I ...
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How to run a bash script while Ubuntu is starting up on tty

My grub doesn't have "quiet splash" so it displays text while booting, and I want to run "neofetch -L" just before it displays "Welcome to Ubuntu 20.04 LTS"
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Unable to login stuckd in tty4. Please help. UBUNTU: clean, 552599/6111232 files, 7119295/24414464 blocks

VERSION 18.04.2 I was following this https://medium.com/@antonioszeto/how-to-install-nvidia-driver-on-ubuntu-18-04-7b464bab43e6nfor installing nvidia drivers and now ctrl alt f1 is not working
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Communication between my terminal and another ssh terminal

(First, just want to say I'm kind of a beginner in this topic.  Secondly, I'm posting this question in this forum after days of looking for some solution and other related questions with no result. I ...
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What is the difference between the system console the linux console and the virtual console?

so there are three different articles on wikipedia describing what seems to be to be the same thing, i found this question asked previously What is the difference between Terminal, Console, Shell, and ...
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Create files with consecutive names in screen -Logfile

I'm new to Ubuntu and Linux, I'm running ubuntu 20.10 on raspberry pi zero. my first question is I need to find the specific ttyUSBx? I'm trying to create a script that runs every startup and log the ...
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Extend partition with the free space of other disk?

I have a 8GB / partition and free 4TB on the other disk. First disk's partitions are /dev/sda1 and /sda2 and the second disk's is /dev/sdc. Is it possible to extend the / partition with the free ...
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Ubuntu not working properly, settings menu isn't working

I updated ubuntu from 19.10 to 20.04. Now my system is actually a pure mess. Now sometimes doesn't load and after the boot menu, there's nothing but '_', and the freezes. I guess it's a GPU error. I ...
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How can I keep screen session alive after LightDM restart?

When I start a screen session from terminal emulator (PTS), it vanishes after I restart LightDM (sudo service lightdm restart). However sessions started from TTY are preserved. How can I keep screen ...
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Ubuntu 18.04 LTS stuck at tty login

The electricity just went down, came back on and one second later went down again. Since then, when I start my Linux machine it boots normally to EFY Shell where I normally write exit and after ...
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TTY4 exit corrupted text and images

I was playing league through Lutris and furiously pressed CTRL+ALT+F4. It opened the tty4 terminal which I exited with CTRL+ALT+F7/8 (not sure it lagged a bit). When I got back to desktop everything ...
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Stuck during reboot, but CTRL + ALT + F* does not get me to TTY

I dual booted my Windows 10 machine with Ubuntu 20.04, and it was running fine and still runs fine with Windows. When I rebooted it however, I ran into the problem described here. Where my laptop does ...
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Cannot log in to tty1, stuck at splash/black screen

Since morning, normal booting doesn't work: after I enter the root encryption password, I get stuck at the Kubuntu splash screen. I still can switch to tty2, log in and start Plasma there (with ...
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593 views

Two MOTD's - I want one of them disabled

I'm currently running Ubuntu 20.04.1 and I have some tools installed on it via Katoolin. I boot into TTY1 instead of using a GUI. When I log in, I get two MOTD's. I want to get rid of one of them. I ...
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create HDLC interface in linux using serial port

I have modified MAX485 board (to work in sniff mod I deleted a terminator resistor) connected to Arduino. This Arduino connected to raspberry pi via USB. I probated this on Modbus/RS485 using IOninja ...
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Ubuntu 18.04 stuck in tty

I'm not able to start my GUI. I exited from some server via exit command after which I restarted my computer and then it moved to tty console. error after restarting I tried following solutions: ...
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dev/ttyacm0 does not exist despite showing up in dmesg

I'm trying to run rosserial with a teensy 3.6, but am getting the following error [ERROR] [1603751770.005130]: Error opening serial: [Errno 2] could not open port /dev/ttyACM0: [Errno 2] No such file ...
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Can't access Ubuntu graphical user interface

The problem is I can't access the Ubuntu graphical user interface. I have two operating systems: Ubuntu and Windows 7 in the same computer. When I turn on the computer, I choose which OS I want to use....
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Combining two named pipes (one read, other write) into a single interactive shell

I have my-process that builds /tmp/pipe.in and /tmp/pipe.out. Each of these pipes represent standard input/output you'd see on a TTY, such us a serial port, etc. How do I combine /tmp/pipe.in and /tmp/...
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How can I create virtual serial port pairs?

Can someone point me to a good tread or explain to me how I can create a virtual serial port pair in Ubuntu so that I can use then for PicSimLab/CuteCom? I was provided information how to do this in ...
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My primary monitor is always showing a terminal

I have 2 monitors plus my screen laptop. I just upgraded to Ubuntu 20.4 and was having some issues with the display manager I tried gdm3, lightdm and then sddm. Now, I went back to lightdm because it'...
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Boot to text mode [duplicate]

How can I boot directly to tty3 without seeing any GUI (login screen of gnome)? I don't want to press Ctrl+Alt+F3 on every startup.
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Recording TTY screen on Ubuntu

How can I record my tty2 screen? I tried OBS-Studio, launched OBS-Studio in tty1 (GNOME), and started recording. But it shows a black screen when I switch to tty2.
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Ubuntu 20.4.1: TTY's hang on cursor

I recently updated to ubuntu 20.4.1 from 18.4. When I switch to a TTY with CTRL + ALT + F3, all I get is a black screen with a blinking cursor (underscore) which doesn't react to any keyboard input. I'...
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How to change keyboard layout in tty2?

I have faced the problem - I can't connect to tty2 as I can't enter valid login and password because I can't change keyboard layout which is Russian by default. I go to tty2 by pressing fn + ctrl + ...
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Need TTY Console mode to be able to enter LUKS password at boot (Ubuntu 18.04)

I have a (supposed to be) headless server running Ubuntu 18.04 where the boot volume is LUKS encrypted. I am unable to redirect the initial boot process to the serial console (running Putty from a ...
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Arduino IDE always shows /dev/ttyS4

I'm on Ubuntu 20.04.1 and I just installed Arduino IDE. I always worked on Arduino via Ubuntu via Virtual Machine so this is my first time on "phisical" Ubuntu. Even without my UNO connected,...
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How to fix black screen on startup [duplicate]

So I was trying to uninstall Python 3.8.2 and I used a command from someone that was like sudo apt purge python3.8 And it started uninstalling everything else, even Firefox and all, the console is ...
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I ran `sudo kbd_mode -s` and now I can't do anything

I presed Alt+F4 on Ubuntu and entered tty4 mode. After searching on Ask Ubuntu, I tried to use sudo kbd_mode -s but now I can't do anything.
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Impossible to reboot a machine over ssh

My remote Ubuntu 18.04 machine got into a strange state. I tried to reboot it via ssh, but nothing helps: sudo reboot, sudo shutdown -r -f now both have no effect. The terminal comes back alive after ...
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sudo systemctl edit some.service fails because I'm not on a tty

I'm trying to edit the apt-daily.timer service because my boot time is very slow. I tried following the top answer on this question. However, when I try running sudo systemctl edit apt-daily.timer I ...
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How do I get Ubuntu 18.04.3 GUI back from tty? [duplicate]

I have tried Ctrl+Alt+F7 and other possible ways, but still cannot get my GUI back from tty.
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Strange Errors show up at boot

I am welcomed by a strange series of errors listed below. All I remember is removing some junk files with Stacer, and on restarting I was greeted with a black screen asking for my login and password. ...
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I am not able to reach login screen

I was using bleachbit then the system got stuck It was not working I did a force shutdown Now when I reboot I am not able to reach the login screen I entered the tty and found that the system had no ...
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Keyboard not working properly (even on-screen and external keyboard not functioning correctly) | Ubuntu 20.04

Suddenly in my laptop my keyboard stopped working properly (after hitting multiple times one key functions) I have checked universal access. Aslo a pop-up sign like a block sign as shown in image ...
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Changing the language of tty without booting in?

I tried to install lightDM, I sudo dpkg reconfigure and now I cannot go to the login screen, I opened tty to revert it but I got the bad keyboard from another alphabet. What should I do? I can access ...

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