Questions tagged [20.04]

Ubuntu 20.04, also known as Focal Fossa, is an LTS version released on 23rd April 2020. Will go End Of Life (EOL) April 2025. Only use this tag if your question is version-specific. Don't use this to file bugs!

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Wifi stops working when computer is inactive

Allow me to elaborate. I went out to the store today, and I closed my laptop before I left. When I got back, I opened my laptop and suddenly it won't detect any wifi networks at all. It starts ...
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Panel does not open [closed]

Ubuntu 20.04 LTS Settings are not opening. This way I am not able to change wi-fi, configure sound, modify wallpaper, among other configurations.
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Mouse cursor movement locks up about an hour after starting Ubuntu 20.04 LTS, mouse buttons and keyboard continues to work afterwards

I have used operating systems such as Puppy Linux, Windows 7, and Fatdog64, and even an older version of Ubuntu. After I installed Ubuntu 20.04 LTS a second time (the first time something happened to ...
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Intel UHD 620 drivers

How can i download Intel UHD620 drivers for Ubuntu 20.04 on my Thinkpad L390. I just started using Linux and not aware where to find the drivers.
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Basic animations stuttering on 144hz monitor

Basic animations like moving around windows feel like they are displaying at about 20-30 FPS and sluggish. Additionally I’m running a gtx 1070 and an i7 8700k. Performance within programs is fine. I ...
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1answer
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Where in a theme is the selection box color for the desktop for Ubuntu 20.04?

On the desktop, the selection box color is blue, as seen here. How can I change this color? I looked through the CSS, but didn't have any keywords or color codes I could explicitly search for. How do ...
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Ubuntu 20.04 does not detect my laptop screen

After some investigation, I found this thread that had a solution. I downgraded my nvidia driver to 435 - and it solved the issue, I can now use HDMI screen, but my laptop screen now is black and ...
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2answers
72 views

MySQL active after every boot, but I only want it to start when I need it [duplicate]

Whenever I boot, when I type systemctl status mysql.service, I see MySQL is running. I want to manually activate MySQL whenever I need it. I forget to turn off every single time I don't need the ...
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Making 1080p webcam running at 60 fps using UVC 1.5

I would like to upgrade my webcam to one offering FHD (1920x1080) resolution at 60 fps (actually running 60 fps) that has full support under Ubuntu 20.04 and as far as I know, I should look for a UVC ...
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Type C acute (Ć, ć) on Ubuntu MATE 20.04 LTS

I am on Ubuntu MATE 20.04 LTS. I have a German keyboard layout. I often type in different languages. So I will need various diacritics on/under/through the letters. I am used to type some of them with ...
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Battery percentage is not visible on top bar of Ubuntu 20.04 LTS for Surface Pro (Surface_Pro_1796)

I have done a fresh installation of Ubuntu 20.04 LTS on Surface Pro (Surface_Pro_1796) and it seems like there is some issue with battery percentage which supposed to be displayed on top bar of GNOME ...
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How to find out the cause for system freeze?

I am on a laptop with Ubuntu 20.04. Sometimes it just freezes, i.e. the system doesn't receive any input & output, and I have to press the power button to shutdown the system. If I am playing some ...
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Ubuntu 20.04 freezes on restart screen

I've just installed Ubuntu 20.04 on a HP Z400 workstation. After installation, the system asks to restart - and from there it freezes on the restart screen, with Ubuntu logo and nothing happens. I can ...
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Sound not working Focal Fossa Ubuntu 20.04

I have been using ubuntu 20.04 recently and have a HP pavillion laptop with B&O speakers. However i am not able to hear any sound. though, Bluetooth is working fine. I have tried many solutions ...
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2answers
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Username with numbers only is not being able to load the GUI in Ubuntu 20.04

With a user with a username with only a number, it is not possible to load the GUI. Via ssh it is possible to login and via TTY, but not via GUI. System information follows. # finger 123 Login: ...
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samba's unusual behaviour on shared directory in home network

In order to get shareable printers between my Windows 8.1 and Ubuntu 20.04 machines, I installed samba in the last one (main). Everything works fine, but the shared folder "Público" has a ...
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wicd tray icon not visible on Ubuntu 20.04

I saw this issue reported and resolved for past versions. WICD is not built for 20.04 yet I believe. I downloaded the version 19 package and set it up for 20.04 as suggested on some thread. I can run ...
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Why can I launch a desktop shortcut with the mouse, but not my touchscreen?

I have made a .desktop file that works to launch a script I have written: [Desktop Entry] Version = 1.0 Exec=/home/me/myscript.sh Name=My Script Commment="Run my script" Terminal=true Type=...
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1answer
35 views

Why do I get this error when opening Tor Browser

I'm fairly new with Ubuntu and Linux in general. Out of curiosity I installed the Tor Browser, but when opening it, there is just this error message. Thank you in advance! This is the error I get
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Is the Raspberry Pi 4 version of Ubuntu limited [closed]

I've been getting errors on my 64 bit Raspberry Pi 4 Model B running Ubuntu 20.04. I'm starting to wonder; is the operating system limited (less package support) and is there any way I can fix it. ...
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1answer
47 views

20.04 - Soft lockup

Very new to Ubuntu (linux) so please forgive me if I need specific instructions... Trying to get Ubuntu 20.04 onto following device: https://ark.intel.com/content/www/us/en/ark/products/91064/intel-...
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31 views

Hash sum mismatch error while installing node js and npm

Err:37 http://archive.ubuntu.com/ubuntu focal/main DEP-11 64x64 Icons Hash Sum mismatch Hashes of expected file: - Filesize:162899 [weak] - SHA256:...
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“Open With Other Application” on Desktop not working as expected [duplicate]

The current Ubuntu 20.04 behavior for "Open With Other Application" seems to work differently on the Desktop compared to Files/Nautilus. Example: I configured VS Code IDE to be the default ...
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Can't set Alt+Shift as a keyboard shortcut on ubuntu 20.04 [duplicate]

I'm using Ubuntu 20.04 and I wanted to change keyboard shortcut of "switch to next input resource" from Super+Space to Alt+Shift but it doesn't allow me to set it. later I found out some ...
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Java SE 14 installation , how to do with 20.04 [duplicate]

As the title say, I am new to Java SE 14 , what is the process to install it on ubuntu 20.04
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20.04 Key lagging issue with gsd-media-keys log?

I got my 18.04 Ubuntu upgraded to 20.04 several days ago. After the fluent upgrade, there's keyboard lag issue several times a day. Keyboard lag issue means, keyboard input is not working at all for ...
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19 views

Headset microphone and speaker not working on Ubuntu 20.04

I own Dell Inspiron 7591 with Windows 10 and Ubuntu 20.04 dual boot. I connected my headset via 3.5mm audio jack while on Ubuntu. In the 'Input Device' list in Sound Settings I get following 3 options:...
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1answer
43 views

Ubuntu 20.04 GCP VM SSH Text suddenly turned bold and cursor is misplaced!

I have a VM on Google Cloud Platform [Ubuntu 20.04] Suddenly, all the text has turned bold and the cursor position is misplaced and I am unable to type easily! Everything is messed up in the SSH as ...
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27 views

Ubuntu 20.04LTS black screen after installation

I have just installed Ubuntu Desktop 20.04LTS on a Intel NUC 8 (NUC8i3BEH). The USB installer worked perfectly, but after rebooting, I am getting a black screen right after the grub, with no text, and ...
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40 views

Problem connecting via cable or wifi after update to Ubuntu 20.04 LTS

I have a Dell machine with dual partition between Linux and Windows. During the times using Ubuntu, I have follow the system notice instruction to upgrade from Ubuntu 19.04 to Ubuntu 20.04 LTS. After ...
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24 views

bluetooth connects then disconnects 20.04 LTS

On Ubuntu 20.04, I've tried using bluetoothctl to turn things on and off, as well as rfkill. The device tries to connect, 'succeeds' for a few seconds and then encounters an error. [CHG] Device 00:6A:...
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23 views

Chrome OS Desktop Environment on Ubuntu?

Is it possible to install the Chrome OS Desktop Environment on Ubuntu?
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1answer
71 views

Ubuntu server 20.04 Ryzen 7 3700X freezes

I have a newly assembled desktop that I use as a server it has the following hardware Gigabyte x570 aurora pro Ryzen 7 3700x Corsair DDR4 Vengeance LPX 2x8GB 3200 C16 Geheugen 1TB intel SSD I'm on ...
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1answer
27 views

Install qt database driver

I’m trying to install the QT database driver QPSQL int Ubuntu 20.04 system. but I honestly have no club how to do that. Is there a way to do that by using Apt, or Should I delete all Qt stuff ...
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11 views

acpi_backlight issue with wifi

I was having problem with changing my brightness on my Ubuntu (LTS 20.04). I followed the instructions in this post Brightness problem Ubuntu 18.04 LTS Now after rebooting I was able to change the ...
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1answer
34 views

Ubuntu 20.04 Desktop Migration From 120GB SSD To RAID1 (software) 1TB SSD Not Booting

I initially installed Ubuntu Studio 20.04 onto a 120GB SSD. I'm wondering if it is possible to migrate this to RAID1 (software) with (2) 1TB SSD drives. What's confusing me is how Ubuntu Studio 20.04 ...
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18 views

Unable to update CLAMAV and CLAMTK

I ran "sudo freshclam" to try to update ClamAV and ClamTK but I got this " ERROR: Can't open /var/log/clamav/freshclam.log in append mode (check permissions!). ERROR: Problem with ...
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1answer
40 views

No sound (dummy output) on Ubuntu 20.04 LTS with external speakers

I'm running Ubuntu 20.04 LTS on a Dell Inspiron 530. I purchased some external speakers that were working just fine with my machine, but for some reason, now I'm only getting Dummy Output as an output ...
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Error: No such script: /usr/share/debootstrap/scripts/devel while setting ubuntu machine for fixing bugs

I am setting up my machine for ubuntu development. So i am following enter link description here. while running "sudo pbuilder create" command I am getting below error. $ sudo pbuilder ...
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Wifi on Ubuntu 20.04 'Connection Failed: Activation of Network Failed' - Broadcom BCM4321

I'm completely new to Linux so apologies for my clunky explanation and for the overlaps with other questions already in the forum. I installed Ubuntu 20.04 onto a Macbook 4,1 (2008) that uses a ...
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32 views

gThumb crashes immediately on Ubuntu 20.04

I used gThumb for several years on 16.04. I installed it on my new 20.04 system but it crashes immediately when started. I have one HDMI monitor and one DisplayPort monitor and a GeForce GTX 1660 ...
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22 views

Auto suggestion of package doesn't happen after upgrade?

I recently upgraded to Ubuntu 20.04 from 18.04. After the upgrade, I noticed a difference. Previously, if I type a command that's not available on the system, it'd automatically recommend the package ...
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13 views

after plymouth problem occur in boot screen with written statement. and the boot screen blinks with it

/dev/sda5: clean, 269656/3049886, 386959/2964800 blocks. /dev/sda5: clean, 269656/3049886, 386959/2964800 blocks. /dev/sda5: clean, 269656/3049886, 386959/2964800 blocks. coming several times during ...
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21 views

Some problems after upgrading to Ubuntu 20.04 [closed]

I'm having some problems after upgrading to Ubuntu 20.04. I running it on a DELL Inspiron 13 (i13-5378) laptop. I'm going to enumerate them bellow and if you have ideas on how to fix them, it would be ...
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1answer
21 views

rmi_smbus causes freeze when closing the lid

This applies to a fresh install of Ubuntu 20.04, kernel 5.4.0-40-generic on a Lenovo ThinkPad Edge E531. Symptoms: Closing the lid shuts off the display, but the laptop doesn't enter sleep. The system ...
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29 views

Files (nautilus) hangs at start and for searches

I've been running Ubuntu 20.04 (upgraded from 19.10). A recent update has caused an apparent regression in the function of the Files (nautilus) app. When I start it up, it hangs for 10+ seconds. Every ...
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26 views

Circle with line through it keeps popping up randomly

New install of Ubunutu 20.04 on a laptop. I am getting a circle with backslash symbol popping up at random times. I thought it might be a key on the keyboard going off, so I cleaned all the keys. ...
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20 views

No audio (dummy output) 20.04 [closed]

Tried all the solutions, resetting alsa, reinstalling pulse, purging something that said it wasn't even installed.. not sure how to fix this. Ideas?
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10 views

Update Ubuntu 20.04 to libxml++ 3.0

Ubuntu 20.04 contains libxml++-2.6, which in combination with gcc 11 gives auto_ptr depreciated. Other distributions already deliver libxml++ version 3.0 Please update the Ubuntu repository with a ...
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55 views

How do I upgrade from Ubuntu 18.10 to 20.04 step-by-step? [duplicate]

Right now I have Ubuntu 18.10 and want to upgrade to 20.04, the newest version I think. I read a post on this from a few months back, but I'm not really savvy with most of the Ubuntu technical terms ...

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