Questions tagged [bios]

Questions about modifying the system's BIOS to make it fit Ubuntu's need, or questions about recovering Ubuntu after a BIOS modification. Note that questions about accessing the BIOS should not be asked.

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Grub menu disappeared after using grub customizer(in ubuntu) to make windows 10 as default os

I was using windows 10 earlier. I wanted to use Ubuntu also,so I decided to make dual boot system. I made bootable pendrive and installed Ubuntu 20.04 on dual boot in my pc. For first two days ...
Lakshit Vyas's user avatar
1 vote
0 answers
139 views

After system lock and unlock , the display for chrome and slack are not proper

Am using ubuntu v18.04 , bios v1.5.1 and display manager "Light Display Manager". After every lock and unlock of the dell laptop , few application UI are kind of messy. am unable to reuse ...
Vignesh_A's user avatar
  • 155
1 vote
1 answer
1k views

Disabled booting from hard drive in bios

today I was trying to install Manjaro on my Ubuntu laptop from USB. I changed the #1 booting option to booting from USB in the bios thinking that would make my laptop boot from USB. It didn't work, so ...
cyjo's user avatar
  • 11
0 votes
0 answers
2k views

BIOS Secure Boot not available - HP Compaq Elite 8300 with integrated and discrete graphics

My old HP desktop came with integrated and a discrete Radeon graphics card that I would like to use with Ubuntu 20.04, but when it is installed the screen just goes blank (tried both outputs, ...
Bandido's user avatar
  • 11
0 votes
0 answers
20 views

Cannot access BIOS in Lenovo G580 [duplicate]

Tried to enter in Boot setup using F2 and updated grub .But not able to enter into bootsetup nothing work.After pressing F2 it direcly get into Ubuntu .If it is fastboot pls guide me to disable it . ...
gou's user avatar
  • 1
0 votes
0 answers
47 views

"access" uefi in ubuntu focal after secure boot update CANNOT PUSH DELETE DURING BOOT

"access" uefi in ubuntu focal after secure boot update CANNOT PUSH DELETE DURING BOOT. before receiving the "secure boot" update. i was actually able to access my asus bios and ...
geniusthemaster's user avatar
0 votes
0 answers
1k views

Install of Ubuntu 20.04 but boots into UEFI shell

I have used the ubuntu 20.04 live usb iso ubuntu-20.04-desktop-amd64.iso to install Ubuntu 20.04 on a Captec server. I create a / and a /home partition on the NVME using the installer and the the ...
Jacques MALAPRADE's user avatar
0 votes
0 answers
714 views

System is not booting up from SSD after cloning and changing UUID

I used clone-ubuntu.sh script to clone my ubuntu system from HDD to SSD. The script also changes UUID of SSD. I have both HDD and SSD connected to my laptop. Now there is a grub entry for SSD but when ...
Yogi Katba's user avatar
0 votes
0 answers
75 views

Live USB blinks and doesn't boot

I am completely new to Linux and I am trying to boot live USB for Ubuntu. I have Asus e203n. I consume it has no OS, because it always opens BIOS Utility - Ez mode. In Boot priority it shows me UEFI: ...
qsygen's user avatar
  • 1
0 votes
0 answers
311 views

Slow boot after installing ubuntu 20.04 as dual boot

I have searched in this forum and others but all the questions are referring to Ubuntu specifically and I am not. In the first days it was ok, the OS choice appeared after 10-20 seconds, but now it ...
Bujigh's user avatar
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0 votes
1 answer
36 views

How do i delete an OS fully [closed]

I have windows on a USB and when I plug it in it boot windows 10 but when I try to install it says I don't have space so I'm like ok maybe its because I still have my other os so I went to delete it ...
Jamir's user avatar
  • 3
0 votes
0 answers
57 views

Why does Ubuntu 20.04 update reset my BIOS to boot 16.04?

I am dual booting Ubuntu 16.04 and 20.04. I don't use 16.04 much anymore and its just there because I haven't got around to removing it. Every time Ubuntu 20.04 updates, it resets my BIOS boot ...
Jus12's user avatar
  • 183
0 votes
0 answers
193 views

Upgrading BIOS dell vostro 5590 from USB

I have a Dell vostro 5590, which overheats under Kubuntu 20.04 (the CPU cores reaching 90+ degrees regularly, so is the package temperature, fans working often at top speed). I currently have BIOS ...
Kerek's user avatar
  • 121
4 votes
1 answer
7k views

Integrity: problem loading X.509 certificate -65 before login

I was able to clean any error displayed before log into Ubuntu 20.04.1. I am using the newest Kernel version 5.9.1 , because my Lenovo had issues with graphic drivers at actual stable version. I am ...
Emvo's user avatar
  • 150
2 votes
0 answers
312 views

Is ubuntu trying to update BIOS secure boot keys?

This question is related to this and this posts. I have a HP elitebook 840 g3 running Ubuntu 20.04.1 LTS. After one of the last system & zoom upgrades, I started receiving this BIOS message each ...
Jernej's user avatar
  • 51
0 votes
0 answers
224 views

Can't access BIOS after running Boot-Repair

After updating from 18.04 to 20.04 I did not get the grub menu. I tried to fix that with Boot-Repair, but the only thing that did was to prevent me from accessing the BIOS. I have a Lenovo laptop, and ...
krassegrand's user avatar
0 votes
1 answer
503 views

Error on booting ubuntu After installation on HP laptop - System BootOrder not found LoadImage failed: Not Found

I can download and try ubuntu, but as soon as I do download it and run it, I get this error. [1] Text version: System BootOrder not found. Initializing defaults. LoadImage failed: Not Found Device ...
Allie's user avatar
  • 1
2 votes
0 answers
37 views

Frozen after rebooting (upon upgrading to 20.04 from 18.20) [duplicate]

I can only see the black screen with: 1.407977 iwlwifi 0000:00:14.3: BIoS contains WGDS but no WRDS I am using dual boot (Windows & linux) I have updated ubuntu to 20.04. After updating I found ...
Rudra.rkg's user avatar
0 votes
0 answers
301 views

Dualboot: Grub fails to load Win10, but manual UEFI boot starts Win10

My new Dualboot Win10 / Ubuntu 20.04 shows Grub and lets me boot into Ubuntu, but when I try to start into Windows (option Windows 10 (on /dev/sda3)), it gives me an error: File: \Boot\BCD Status: ...
Timm S.'s user avatar
  • 141
0 votes
0 answers
458 views

ubuntu 20.04 - restoring from 18.04

A couple of days ago I tried updating from 18.04 to 20.04 using the do-release-upgrade command. Long story short, something went wrong and the system won't boot. It doesn't look like I'll resolve the ...
amourav's user avatar
  • 11
8 votes
9 answers
15k views

Problems installing Ubuntu on Acer laptop

I am having problems installing the Ubuntu on my device. My Acer Aspire 3 A315-23-R4B9 laptop apparently has problems with support for Linux systems, but I hope that this can be fixed. When starting ...
Egor Ship's user avatar
3 votes
1 answer
18k views

How to disable Fast boot when BIOS is inaccessible

I have legacy boot in my HDD, and after I enabled fast boot, my keyboard gets disabled during boot so i cannot access my BIOS setting. Is there a way I can maybe disable it(fastboot) without accessing ...
Deva 's user avatar
  • 67
1 vote
0 answers
332 views

Opening boot menu when keyboard is not working

How do I access my boot menu.My keyboard is working just fine but during boot it seems to shutdown (so is my mouse) I want to access boot menu.
Maahi's user avatar
  • 11
0 votes
0 answers
173 views

Bios boot menu entries

Kubuntu 20.04.1 In the bios of my laptop in the boot menu section i have several entries with the operating system that i installed previously for example : Windows boot manager , Pop os , Endless os. ...
tt177's user avatar
  • 340
1 vote
1 answer
2k views

How to fix Ubuntu 18.04.5 LTS Ethernet Controller 1 Gbps adapter now limited to 100 Mpbs speed on download only?

On two separate laptops, both are HP OMEN Laptop 15-dc1xxx SKU 7TK52UA#ABA, upgrade from 18.04.3 LTS to 18.04.5 breaks Gigabit speeds. Gigabit speeds worked fine in 18.04.3 Updated weeks apart when ...
Fate Bennett's user avatar
1 vote
1 answer
180 views

Errors after upgrading Ubuntu from 19.04 to 19.10

I was trying to download a package and I couldn't do it because the sources.list contained links that were deprecated. While upgrading, I saw the following error: An upgrade from 'disco' to 'focal' ...
Abhishek Agarwal's user avatar
0 votes
0 answers
553 views

Unable to boot Lubuntu 20.04 after a clean install

I had a old nettop on which I thought I would install Lubuntu. I installed Lubuntu and the installation was successful. But when I restarted after the installation the system wont boot. it will say no ...
Sivakumar Sadasivam's user avatar
2 votes
1 answer
70 views

Which LiveCD image for USB stick to intall/update GRUB2 on BIOS compatible machine

I read a few posts and documents regarding BIOS and UEFI. I am not entirely sure I understood what I needed to do and I need help with bootable USB stick. A computer previously shipped with Windows 7 ...
Celdor's user avatar
  • 234
0 votes
2 answers
20k views

Can't access BIOS for MSI Z490-A PRO

I just upgraded my motherboard/cpu and can't access my BIOS when the computer starts up. I have no options to press DEL (as indicated by the manufacturer), or F11 to access the boot options (which I ...
Mark Nitz's user avatar
0 votes
1 answer
641 views

Boot repair unable to solve dual boot problem after Windows Update

I have a Toshiba dynabook Satellite Pro C50-A-1K9 laptop. It is dual boot system - Ubuntu 20.04LTE and MS Windows10. After I did the latest Windows update, which included a Toshiba BIOS update to 1....
user226737's user avatar
0 votes
1 answer
137 views

I have dual booted my hp laptop and now having BIOS issues

I dual booted my Hp G3 8GB RAM. Now I'm having trouble while opening a laptop every time it is switched on(screen turns black and nothing shows up). Have to try multiple times to turn it on. I asked ...
Maleehak's user avatar
  • 103
1 vote
0 answers
2k views

BIOS update - Ubuntu 20.04 - Asus A320m-k

sudo dmidecode -s bios-version 4022 Currently version of BIOS on my pc is 4022 but I saw the latest version is 5062. How can I update it?
mmiroslav13's user avatar
1 vote
0 answers
271 views

Automatically webcam not working - Ubuntu 18.04

I checked my HP laptop bios setting but I didn't found any wecam related hardware there. For Ubuntu 18.04 there is no webcam driver is available in HP. Help Me to get rid this problem. How can I ...
DIVYANSH BHARDWAJ's user avatar
0 votes
1 answer
2k views

How to install cm-x86-14.1-r4.x86_64.rpm (it's from Android x86 website and is a flavour of stock android) on Ubuntu 20.04 pc and use it as dual boot

I searched for this problem but couldn't find any information on it. I am a new Linux user so I am not aware with the strong codes used. Kindly provide every detail if you have done it. Find the ...
Priyanshu Rai's user avatar
0 votes
0 answers
152 views

Ubuntu 18.04 no wifi adapter

I installed Ubuntu 18.04 on my Dell Latitude 5400 and removed Windows 10. But I get no Wi-Fi adapter in the Wi-Fi settings. When I try lspci it shows no network controller. And when I type lshw -C ...
G.DjaF's user avatar
  • 21
0 votes
1 answer
262 views

Dual System: Can not get into GRUB interface automatically

I am using a dual system, Windows/Ubuntu. I used to be able to get in GRUB automatically. However, after one rebooting from Windows to Ubuntu, I can not get into the GRUB interface unless I press &...
hidemyname's user avatar
0 votes
1 answer
122 views

Ubuntu System BootOrder not found on Acer Aspire F5-573

I have had Ubuntu system on my machine for a year now, all working perfectly. Today when I wanted to access Ubuntu I got the following message: System BootOrder not found. Initializing defaults. ...
maciejd's user avatar
1 vote
0 answers
131 views

How do I reinstall Windows 10 on my Ubuntu laptop?

I need some help with something that I've been trying to figure out how to do successfully for weeks now. I don't know how to revert back to Windows. I want to go back to Windows and then reinstall ...
Dehy's user avatar
  • 21
3 votes
1 answer
3k views

Computer Won't Boot after Updating the BIOS on a Dell Precision 5820

I have an existing Ubuntu 16.04 LTS install on a Dell Precision 5820 tower that has booted without issue for 2 years. After updating the BIOS via the Ubuntu Software Center (to 1.13.0), my computer ...
T. Lorax's user avatar
  • 111
0 votes
1 answer
1k views

I can't change from RST to AHCI

I tried to install ubuntu 20.04 LTS but it says something about RST being enabled and I have to disable it. I did as https://discourse.ubuntu.com/t/ubuntu-installation-on-computers-with-intel-r-rst-...
maria's user avatar
  • 1
0 votes
0 answers
36 views

Legacy back to uefi please asap help

Recently, I forgot my bios supervisor password. I installed Ubuntu in legacy. Now if I go to my bios using unlock password provided by biosbug.com But all the options are greyed out. I can only select ...
LE VAN DEES's user avatar
0 votes
1 answer
2k views

Hiren's BootCD to update BIOS [closed]

I'm asking this here because I'm running Ubuntu 20.04 on my computer and the only update available is a .exe file. I have a brand-new Dell Inspiron 5593. I installed Ubuntu 20.04. Now the keyboard ...
Yehuda's user avatar
  • 618
1 vote
0 answers
159 views

Ubuntu 20.04 doesn't dettect my raid 0?

This is a very unique situation that i never had before. I tried to install Ubuntu 20.04 on a raid0 but the OS doesn’t detect the disks during the installation.) Anyone knows whats happen? The raid ...
Miguel Gandara's user avatar
23 votes
2 answers
24k views

How to update the computer bios firmware without using Windows

I have a Dell Inspiron 3647 desktop with Ubuntu 20.04 LTS (Focal Fossa). How can I check the bios firmware version from inside Ubuntu and update it (if necessary) without using MS Windows?
Felipe G. M. Maia's user avatar
4 votes
1 answer
12k views

Installed Ubuntu alongside Windows 10 and now Windows doesn't boot

I installed Ubuntu along with Windows 10. the problem that I'm facing is that I cannot boot back to my Windows after I installed Ubuntu. I tried to run boot-repair but it said: LegacyWindows ...
Duc Nguyen's user avatar
0 votes
1 answer
1k views

Desktop won't boot with external hard drive plugged in

So, I'm building an arcade machine and I'm using a Dell Inspiron 530 running Ubuntu 20.04 LTS. I have an external hard drive that needs to stay plugged in at all times as I'd prefer not to have to ...
Dustin Goes To Hollywood's user avatar
0 votes
1 answer
204 views

"You are not the owner" after upgrade Ubuntu 18.04 BIOS to 20.04 UEFI

I wanted to convert a Ubuntu 18.04 BIOS to Ubuntu 20.04 UEFI. To do this in (what I thought was) the most efficient approach, I physically removed the secondary storage SSD and used the option to &...
alexvuce's user avatar
0 votes
0 answers
279 views

BIOS Legacy and GPT partitioned external HDD installed with Ubuntu 20.04 LTS Boot repair result shows error about sectors

Why does the error show during boot-repair? FYI: My external HDD size 4TiB. ERROR: unsupported sector size 4096 on I have my machine which shows as: ubuntu@ubuntu:~$ lscpu Architecture: ...
Tajuddin Khandaker's user avatar
1 vote
1 answer
209 views

Cannot Install Ubuntu because of iRST

Recently, I bought acer Aspire A715 - 75 G and I want to install Ubuntu on it. But every time I use my bootable pendrive the grub starts as usual but when I click on install Ubuntu, it tells me to ...
AMEY MAHAJAN's user avatar
0 votes
0 answers
314 views

Error on boot after dev/sdb1: clean, ***/*** files, ***/*** blocks

Have a boot error where Ubuntu fails to properly startup after giving the line: dev/sdb1: clean, ***/*** files, ***/*** blocks where dev/sdb1 is my root file system. This error popped up after my ...
Eric's user avatar
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