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Ubuntu installation (dualboot mode)

I've been dealing with an operating system installation since yesterday. Ubuntu! And I can't set up the dual boot mode. What have I tried that doesn't work? I have an optibay SSD connected to my ...
The Zippo's user avatar
0 votes
0 answers
595 views

Ubuntu 22.04 failed startup after updating from ubuntu 20.04

I have updated my system from ubuntu 16.04 to 18.04 then to 20.04 and at last to 22.04. After updating to Ubuntu 22.04, the system fails to start up! giving the ACPI BIOS Error . I even tried to boot ...
O.E's user avatar
  • 251
0 votes
1 answer
469 views

HP Pavilion Ubuntu installation BIOS problem

I'm trying to install Ubuntu LTS on my new HP Pavilion laptop and getting these errors: Detailed explanation: I'm trying to install Ubuntu on my newly purchased HP Pavilion which came out of the box ...
Muhammad Saeed's user avatar
0 votes
2 answers
155 views

Cannot find boot device

I have installed Ubuntu on my Acer aspire 7750, but when I try to run Ubuntu it says: cannot find boot device. I have checked if my SSD is giving any errors with the smart tools and it says it' s ok. ...
Thevgamer's user avatar
1 vote
0 answers
58 views

Boot Loader is not working, OS is not loading

I have Windows 7 on Lenovo G580. I tried to install the latest version of Ubuntu but the installation failed while creating the BOOT Order. After that neither Windows7 nor Ubuntu is able to boot. Many ...
Rudra's user avatar
  • 11
1 vote
1 answer
251 views

Neither able to boot ubuntu 20.04, nor able to reinstall from live usb

I am new to linux. I just baught Dell Vostro 15 3580 and I had windows 10 installed on it. I installed ubuntu 20.04 from usb. But now whenever I start my laptop , in first attempt the Dell logo doesn'...
Gurbir Singh's user avatar
27 votes
3 answers
30k views

In a dual boot system, how does the BIOS choose which bootloader to run?

I have a dual boot of Windows and Ubuntu. When I switch on the machine, the BIOS does POST and after that the bootloader starts. I want to understand how the BIOS chooses which bootloader to run. I ...
Prashant Singh's user avatar
1 vote
1 answer
6k views

Trying to understand the boot loader process / GRUB? [closed]

So to my understanding the BIOS is firmware, i.e. software that's built into the hardware and is OS-independent. But then we have bootloaders that boot up the operating system. But then we have ...
user742926's user avatar
1 vote
2 answers
2k views

What is the Ubuntu os loader and where does it reside?

I am studying for a class on System and Network Engineering and in one material we are told that Ubuntu uses the OS loader to load the bootloader GRUB. My question is what is the Ubuntu OS loader and ...
dragosb's user avatar
  • 223