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Questions tagged [18.04]

Seventh LTS (Long Term Support) release of Ubuntu, code-named "Bionic Beaver". Released on 26th April, 2018. Will go End Of Life (EOL) April 2028. Only use this tag for version-specific questions.

9
votes
2answers
3k views

Bash script to clone Ubuntu to new partition for testing 18.04 LTS upgrade

Ubuntu 18.04 came out April 26, 2018 and I want to try it to upgrade my programs and convert my data but don't want to commit if there are bugs. I've shrunk Windows from 410 GB to 385 GB, rebooted ...
265
votes
13answers
162k views

How can I remove Amazon search results from the dash or disable the feature?

How can I disable Amazon search results in the Unity dash?
17
votes
4answers
8k views

Long boot delay on Ubuntu loading/splash screen following regular dist-upgrade on clean SSD install (18.04)

I'be been running 18.04 since a clean SSD install on the day of it's official release, without issues. Power on to login was seconds (max 10) Then, I did a regular upgrade this morning: $ sudo apt ...
14
votes
2answers
9k views

17.10 to 18.04 upgrade freezes during boot

I just took a working Gateway P4 desktop computer and upgraded it from 16.04LTS all the way to 17.10 without any problem. As soon as I tried to install 18.04LTS, I had trouble booting. I've ...
82
votes
3answers
58k views

Right click not working on Ubuntu 18.04

I have installed Ubuntu 18.04 LTS on my HP Pavilion series laptop. After installing this version of Ubuntu, right click is not working of my touchpad. How can I solve this? BTW: This question does ...
3
votes
2answers
3k views

Wi-Fi doesn't work on Ubuntu 18.04.1 LTS (RTL8723BE)

When I installed Ubuntu for the first time I had to do some work with the terminal because my Wi-Fi reception was lower than on Windows: echo "options rtl8723be ips=0 fwlps=0 ant_sel=1" | sudo tee /...
38
votes
6answers
14k views

Ubuntu 18.04 - Dell XPS13 9370 no longer suspends on lid close

This was working perfectly on 17.10 but after upgrading to 18.04 yesterday, when the lid is closed the screen turns off but doesn't suspend properly. I travel around a lot and immediately noticed the ...
26
votes
3answers
8k views

Should I be offered the option to upgrade to 18.04.1?

I understand that the first point release of Ubuntu 18.04, namely 18.04.1 is now available and that my system should now offer it as an update. My current OS version is 16.04.5 LTS. In System ...
8
votes
1answer
18k views

Can't start ubuntu-desktop after upgrade to 18.04

After the restart step of upgrading Ubuntu to 18.04, my system books to a tty instead of ubuntu-desktop. And when I enter my login name and password, I am still in the tty. This is happening again in ...
3
votes
2answers
1k views

How to get access to USB-storage from the application installed as Snap?

I have Ubuntu 18.04 LTS installed. I inserted USB-flash to my laptop. It was automounted to /media/username/DISKLABEL and opened in Nautilus. I can read and write objects to it. How can I access it ...
26
votes
3answers
8k views

No secondary button (right click) on touchpad

I'm experiencing a serious problem with the new Ubuntu 18.04: System Dell XPS 13 with a freshly installed Ubuntu 18.04 LTS. Problem description The touchpad provides only primary button (single ...
56
votes
2answers
28k views

18.04 ctrl+shift to change language

Can I use Ctrl+Shift for changing languages? I can't set this hotkey for changing keyboard languages. At this moment Alt+Shift switch languages, but I can't see this hotkey in keyboard hotkeys list ...
35
votes
4answers
46k views

How to diagnose/fix very slow boot on Ubuntu 18.04

There is a long time where SSD does nothing. How can I find the fault and fix it ? Already checked /etc/fstab, no swap or anything wrong there (32GB of RAM, no swap) [ 2.173492] usb 2-1.6: New ...
22
votes
3answers
10k views

Nautilus-actions in 18.04

Nautilus-actions configuration tool, which was needed in order to have context menu actions in Nautilus doesn't seem available in the Software center in 18.04 LTS. (This seemed reported as a bug here ...
7
votes
1answer
12k views

How do I install the NVIDIA CUDA toolkit on 18.04 with Coffee Lake - is it supported?

I love the install of 18.04 and I also work with blender3d a great deal. I need the CUDA toolkit in order to render with my GPU instead of my CPU. I have read that it's critical that I get the right ...
4
votes
1answer
2k views

What are the dev-loop services that started on boot?

After booting I ran systemd-analyze blame and here are the results: 21.596s systemd-journal-flush.service 18.658s dev-sda8.device 15.099s dev-loop33.device 15.034s dev-loop19....
4
votes
2answers
970 views

How can I make Ubuntu 18.04 / 18.10 desktop use Unity (be like Ubuntu 14.04)?

I recently installed Ubuntu 18.04 and I'm not keen on the desktop environment. I want the desktop env. I used to have in Ubuntu 14.04. How can I get it? I've attempted to use this answer, but when I ...
10
votes
1answer
2k views

Ubuntu 18.04 error on waking up from sleep : Read-error on swap device

After the laptop has been in sleep mode for a couple of hours,when I try and resume my session I get the following error: Read-error on swap device It takes about 30 seconds for the login screen ...
3
votes
2answers
2k views

Cannot downgrade wpa_supplicant to fix Wi-Fi connection to a corporate network (WPA2/PEAP with no CA certificate) in Ubuntu 18.04

I recently upgraded my Ubuntu from 16.04 to 18.04 (clean install, full wipe). Now I can no longer connect to the corporate network at my office (perhaps related to these bugs: bug 1, bug 2). What ...
70
votes
11answers
78k views

Enable fractional scaling for Ubuntu 18.04

I recently installed Ubuntu 18.04 and discovered that the fractional scaling option that was in 16.04 is no longer there. 200% is too big for my display, and this answer didn't work for me (the ...
17
votes
5answers
30k views

ubuntu 18.04 LTS bluetooth [0cf3:3004] discovery not working

I have upgraded ubuntu 16.04 LTS to ubuntu 18.04 LTS and since then bluetooth is not discovering any devices. Here are the steps I performed: Turned bluetooth on from settings (seems lag to moving ...
42
votes
3answers
26k views

How to Encrypt /home on Ubuntu 18.04?

Disappointed to see that the 18.04 installer no longer offers the option to encrypt the home directory. According to this bug report referenced in the installer, the recommended method for encryption ...
7
votes
1answer
1k views

How do I remove extra Skype icon or ghost icons for removed apps from GNOME shell?

When searching for "Skype" I always see these 2 entries. There is this duplicate blank Skype icon. Both of them seem to run Skype in the same way. But I've checked both /usr/share/applications, and ~...
10
votes
1answer
4k views

Why did Bionic kernel update to 4.15.0-24 get removed from the repos?

This kernel update was pushed out on Monday, and I updated most of our systems to it. Today I got around to updating the last system, and the kernel update was not available. It appears that it was ...
4
votes
1answer
1k views

Java version problem with Eclipse and NetBeans on 18.04

I'm new to Ubuntu, using 18.04 and trying to install Netbeans or Eclipse but neither of them works. At first my java was version 10. Searching for solutions I found many suggestions to install ...
75
votes
9answers
23k views

How can I install pdftk in Ubuntu 18.04 and later?

Is there any chance of getting pdftk working in Ubuntu 18.04? I need this for creating PDF files with a watermark in shell. Or, does anybody know a working alternative to pdftk to generate a PDF ...
21
votes
4answers
22k views

How do I enable 'minimize on click' on Ubuntu dock in Ubuntu 17.10 and later?

I am talking about when you click on the icons in the dock This command (obviously) gsettings set org.compiz.unityshell:/org/compiz/profiles/unity/plugins/unityshell/ launcher-minimize-window true ...
28
votes
3answers
16k views

How to scale the enormously sized desktop icons in GNOME 3.28?

I just upgraded to 18.04 from 16.04. I am using gnome-shell, gnome-ubuntu-desktop. After upgrading the icon size on desktop are very large. I am unable to find my option to decrease the size in ...
22
votes
1answer
9k views

Boot hangs for 30 seconds at “Begin: Running /scripts/local-premount”

After upgrade from Ubuntu 17.10 to 18.04 the bootprocess takes 30s longer than before. it stops for 30 seconds at the step Begin: Running /scripts/local-premount Then it continues. At first it ...
5
votes
6answers
17k views

Trying to install Ubuntu on Dell XPS 15 (9570)

I have been trying to install Ubuntu on my new laptop: Dell XPS 15 (9570) Windows 10 Home 64bit English 8th Generation Intel(R) Core(TM) i7-8750H Processor (9M Cache, up to 4.1 GHz, 6 cores) ...
15
votes
2answers
4k views

How can I replace Snap application such as Gnome Calculator with a deb?

So, thanks to this bug: https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/1575053 I would rather not use Snap packages. The only one that I really use is Calculator but I would like to replace all ...
3
votes
1answer
254 views

Live USB for installation does not boot, visual artifacts on purple splash screen

I'm trying to install Ubuntu 18.04.1 LTS Desktop with RUFUS on a computer with the following specs: (CPU) AMD Ryzen 5 2600 (MOBO) ASUS Prime B450M-A/CSM (RAM) G-Skill Ripjaws DDR4 F4-2400C15D-...
2
votes
3answers
510 views

How to install Ubuntu on ASUS F556U, JournalError error?

I'm trying to install Ubuntu 18.04 on my ASUS F556U laptop without success. I already asked other questions on the subject, thinking that the problems were by UEFI mode. Well surpassed that, I already ...
9
votes
4answers
30k views

The 'grub-efi-amd64-signed' package failed to install target/ [duplicate]

I am unable to install Ubuntu 18.04. To start things off, I see a black screen instead of installation instruction after booting the liveusb using BIOS boot (not UEFI). Not sure why this black screen ...
8
votes
2answers
5k views

Why does “Airplane Mode” keep toggling on my HP laptop in Ubuntu 18.04?

I have an HP Spectre x360 convertible laptop and I'm running Ubuntu 18.04. Every time I turn the screen sideways or in tablet mode and back, 'Airplane Mode' is activated. In fact, when I boot up and ...
20
votes
3answers
8k views

Ubuntu 18.04 fresh installation, Thunderbird inbox “invaded” by large icons (coloured emojis)

From my old HD (Ubuntu 16.04) I copied ~/.thunderbird and other programs to the new disk with Ubuntu 18.04 installed. All went good. I tried to install Opera. The installation was unsuccessful, a ...
16
votes
1answer
4k views

Printer “Filter failed”

Upgraded to 18.04 from 16.04. I have a workplace printer connected through appsocket which stopped working. printer status is Idle-Filter failed printing que instantly goes to "stopped" right click ...
28
votes
8answers
31k views

No internet after upgrade from 16.04 to 18.04

After the upgrade I noticed that I don't have internet access. The wired network and the wifi settings looked good, but it didn't work. After the login the system always switched itself into airplane ...
10
votes
7answers
6k views

AMD RX480 Screen flicker after update to 18.04

As mentioned in the title. Was upgrading from 17.10. Having this screen flickering. My GPU is AMD RX480 What I did: Search for similar issues for 18.04, can't find any Perform fresh install. Still ...
19
votes
6answers
24k views

How to turn off screen rotation in Ubuntu 18.04 LTS?

In Ubuntu 17.04 there was 'Rotation' menu in Display tab. But now in new version of Ubuntu, there's still a Display tab but no more rotation menu. Now I can't turn that off again since I upgraded to ...
4
votes
1answer
2k views

Remove trash icon from desktop and add to Ubuntu dock in Ubuntu 18.04

I just installed Ubuntu 18.04 and don't like having the trash icon on the desktop rather that in the launcher (Ubuntu dock). How can I move it back to the launcher? Can other icons be moved from the ...
1
vote
2answers
3k views

Unable to install Nvidia drivers on Ubuntu 18.04.1

Installing Nvidia drivers and rebooting gets me stuck on Ubuntu loading up. I suspect GDM(Gnome Display Manager) might not be launching properly. One time I was stuck in this screen: Screenshot 1(top ...
42
votes
8answers
87k views

How do I Install CUDA on Ubuntu 18.04?

Is there any tutorial to install CUDA on Ubuntu 18.04? The instructions on the Nvidia website for 17.04 and 16.04 do not work for 18.04. I get a message telling me to reboot then re-run the ...
24
votes
8answers
16k views

Ubuntu 18.04 Unable to install Viber

I am trying to get Viber on my new Ubuntu 18.04 but I get these error ... sudo dpkg -i Downloads/viber.deb (Reading database ... 138136 files and directories currently installed.) Preparing to ...
19
votes
1answer
43k views

Freeze after login Ubuntu 18.04 [duplicate]

To start English is not my primary language so sorry for any mistakes. Before upgrade i was using gnome on Ubuntu 16.04 with lightdm and it worked fine. After upgrading to Ubuntu 18.04 I switched to ...
24
votes
5answers
14k views

18.04, 16.04 Headphones detected, but not switched on automatically after startup

Edit: the issue seems to also affect 18.04. I have this issue since 15.10, but it started to really grind my gears after making an upgrade to 16.04. Let's say that I have headphones plugged in. I ...
5
votes
1answer
65k views

How to install Ubuntu 18.04 alongside Windows 10 [duplicate]

How to install Ubuntu 18.04 alongside Windows 10? I have tried different process to install Ubuntu 18.04 in my PC in dual boot mode alongside Windows 10. But it turned out that most of the process ...
8
votes
5answers
9k views

“The 'grub-efi-amd64-signed' package failed to install into /target/” during installation of Ubuntu 18.04

When I'm trying to install Ubuntu 18.04 on my desktop, it shows the following error: The 'grub-efi-amd64-signed' package failed to install into /target/. Without the GRUB bootloader, the ...
21
votes
2answers
4k views

How to set a Compose Key in Ubuntu 18.04

Now that Unity is gone, the usual way of setting a Compose Key (via Keyboard Preferences > Layout) no longer works (because in Ubuntu 18.04, Devices > Keyboard has no Layout tab). How do we set a ...
6
votes
1answer
4k views

Netflix doesn't work since installing Ubuntu 18.04

I installed Ubuntu 18.04 64-bit and enabled DRM in Firefox. When trying to watch Netflix, I get the following errors: Oops, something went wrong... Netflix video player unavailable We're having ...