With BIOS, quickly press and hold the Shift key, which will bring up the GNU GRUB menu. (If you see the Ubuntu logo, you've missed the point where you can enter the GRUB menu.) With UEFI press (perhaps several times) the Escape key to get grub menu.

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Likewise, how do I open the boot menu in Ubuntu?

Configuring the Boot Menu in Ubuntu

1. Press Alt-F2 (or open a terminal) and paste in the command.
2. When prompted, enter your password, as you'll be editing a system file.
3. You should notice GRUB_DEFAULT=0 (which means Ubuntu is the default boot entry, as it is the 0th entry).

One may also ask, how do I change GRUB boot menu? Once installed, search for Grub Customizer in the menu and open it.

1. Start Grub Customizer.
2. Select Windows Boot Manager and move it to the top.
3. Once Windows is on the top, save your changes.
4. Now you'll boot into Windows by default.
5. Reduce the default boot time in Grub.

Similarly one may ask, how do I boot into GRUB menu?

You can get GRUB to show the menu even if the default GRUB_HIDDEN_TIMEOUT=0 setting is in effect:

1. If your computer uses BIOS for booting, then hold down the Shift key while GRUB is loading to get the boot menu.
2. If your computer uses UEFI for booting, press Esc several times while GRUB is loading to get the boot menu.

How do I open the BIOS?

Opening the BIOS Setup Utility Access the BIOS Setup utility using a series of key presses during the boot process. Turn off the computer and wait five seconds. Turn on the computer, and then immediately press the Esc key repeatedly until the Startup Menu opens. Press F10 to open the BIOS Setup Utility.

Related Question Answers

How can I boot from USB?

Boot from USB: Windows

1. Press the Power button for your computer.
2. During the initial startup screen, press ESC, F1, F2, F8 or F10.
3. When you choose to enter BIOS Setup, the setup utility page will appear.
4. Using the arrow keys on your keyboard, select the BOOT tab.
5. Move USB to be first in the boot sequence.

What do you mean by BIOS?

BIOS (basic input/output system) is the program a personal computer's microprocessor uses to get the computer system started after you turn it on. It also manages data flow between the computer's operating system and attached devices such as the hard disk, video adapter, keyboard, mouse and printer.

What does UEFI mean?

Unified Extensible Firmware Interface (UEFI) is a specification for a software program that connects a computer's firmware to its operating system (OS). UEFI is expected to eventually replace BIOS. Like BIOS, UEFI is installed at the time of manufacturing and is the first program that runs when a computer is turned on.

How do I install Boot Repair?

The graphical way

1. Insert your Ubuntu CD, reboot your computer and set it to boot from CD in the BIOS and boot into a live session. You can also use a LiveUSB if you have created one in the past.
2. Install and run Boot-Repair.
3. Click "Recommended Repair".
4. Now reboot your system. The usual GRUB boot menu should appear.

How do I boot Ubuntu first?

Just press Ctrl + Alt + T on your keyboard to open Terminal. When it opens, run the command below. in set default if you place 0 it will boot to First title you have in grub. cfg and for 1 its boot to 2nd title .

How do I fix Ubuntu when it wont boot?

The solution is to boot Ubuntu once in nomodeset mode (your screen may look weird) to bypass the black screen, download and install the drivers, and then reboot to fix it for ever. Start your computer, and press the Right Shift when booting up, to get the Grub menu.

What is the grub menu?

When you boot an x86 based system, the GRUB menu is displayed. This menu provides a list of boot entries to choose from. A boot entry is an OS instance that is installed on your system. The GRUB menu is based on the menu.

How do I open grub menu in Windows?

Fix Dual Boot system going booting straight to Windows

1. In Windows, go to the menu.
2. Search for Command Prompt, right click on it to run it as administrator.
3. In here, copy paste the command below: bcdedit /set {bootmgr} path EFIubuntugrubx64.efi.
4. Restart and you'll be welcomed by the familiar Grub screen.

What is Nomodeset?

nomodeset - tells the kernel to not start video drivers until the system is up and running.

What is a grub menu?

GNU GRUB (or just GRUB) is a boot loader package that supports multiple operating systems on a computer. During boot-up, the user can select the operating system to run. GRUB is dynamically configurable, which means that users can make changes during boot-up.

What is Ubuntu recovery mode?

On most Linux distributions the solution involves using a live CD to access files on your hard drive or even use a chroot. Ubuntu has come up with a clever solution in recovery mode. It lets you perform several key recovery tasks, including booting into a root terminal to give you full access to fix your computer.

What is Initramfs in Linux?

About initramfs. The initramfs is a complete set of directories that you would find on a normal root filesystem. It is bundled into a single cpio archive and compressed with one of several compression algorithms. At boot time, the boot loader loads the kernel and the initramfs image into memory and starts the kernel.

What is UEFI CSM?

The Compatibility Support Module (CSM) is a component of the UEFI firmware that provides legacy BIOS compatibility by emulating a BIOS environment, allowing legacy operating systems and some option ROMs that do not support UEFI to still be used.[48]

How do I exit grub command line?

Type normal , hit Enter, and then tap ESC until the menu is displayed. Hitting ESC at this point won't drop you to the grub command prompt (so don't worry about hitting ESC too many times). Type exit and then press your Enter key twice. Or press Esc .

How do you edit grub?

Editing Grub to delete the entries in Ubuntu Step 1) Launch the “Terminal”. You can use the Ctrl+Alt+T keyboard shortcut. Step 2) Enter the following command to add the PPA to install “Grub Customizer”. Step 4) Install the Grub Customizer package.

What is GRUB command line?

GRUB Commands. GRUB allows a number of useful commands in its command line interface. The following is a list of useful commands: boot — Boots the operating system or chain loader that was last loaded. chainloader </path/to/file> — Loads the specified file as a chain loader.

What is grub2 in Linux?

This small program is known by many names, but most often called a boot loader. In almost every Linux distribution, including Fedora, GRUB2 (or GRand Unified Bootloader 2) is the default boot loader. Every computer operating system needs a kernel and boot loader to load and boot the operating system.

How do I change the boot order in Linux?

Step 1: Open up a terminal window (CTRL+ALT+T). Step 2: Find the Windows entry number in the boot loader. In the screenshot below, you'll see that "Windows 7" is the fifth entry, but since entries start at 0, the actual entry number is 4. Change the GRUB_DEFAULT from 0 to 4, then save the file.

How do I remove GRUB bootloader?

Follow steps below to remove GRUB from Windows 10.

1. Step 1(optional): Use diskpart to clean disk. Format your Linux partition using Windows disk management tool.
2. Step 2: Run Administrator Command Prompt.
3. Step 3: Fix MBR bootsector from Windows 10.