How to set up boot grub in ubuntu20.04? How to boot into the boot menu selection interface

Recently, I have to configure a new boot system disk, so I need to use the boot grub of the ubuntu20.04 system in my computer. However, by default, I will enter the system directly after booting, and I cannot enter the boot menu editing interface at all. I need to modify the configuration myself. document.

First we enter the ubuntu20.04 desktop.

On the desktopRight click--Open in terminal.

Then we use the gedit command in the terminal to open the grub configuration file.

After opening, we first comment out the line with the value hidden using the pound sign.

Then set TIMEOUT to 30, and CMDLINE to text, and remember to save.

Finally we restart the ubuntu20.04 system. After booting, you can enter the boot menu selection interface.

The above is the detailed content of How to set up boot grub in ubuntu20.04? How to boot into the boot menu selection interface. For more information, please follow other related articles on the PHP Chinese website!