How To Install efibootmgr on CentOS 8
Introduction
In this tutorial we learn how to install efibootmgr on CentOS 8.
What is efibootmgr
efibootmgr displays and allows the user to edit the Intel Extensible Firmware Interface (EFI) Boot Manager variables. Additional information about EFI can be found at http
We can use yum or dnf to install efibootmgr on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install efibootmgr.
Install efibootmgr on CentOS 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install efibootmgr using dnf by running the following command:
sudo dnf -y install efibootmgr
Install efibootmgr on CentOS 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install efibootmgr using yum by running the following command:
sudo yum -y install efibootmgr
How To Uninstall efibootmgr on CentOS 8
To uninstall only the efibootmgr package we can use the following command:
sudo dnf remove efibootmgr
efibootmgr Package Contents on CentOS 8
/usr/lib/.build-id
/usr/lib/.build-id/5a
/usr/lib/.build-id/5a/53c0b8833a60f921e91754e5a42cb0e1cbb1df
/usr/lib/.build-id/79
/usr/lib/.build-id/79/e2750bab450f433471b69a771d749fab18d500
/usr/sbin/efibootdump
/usr/sbin/efibootmgr
/usr/share/doc/efibootmgr
/usr/share/doc/efibootmgr/README
/usr/share/licenses/efibootmgr
/usr/share/licenses/efibootmgr/COPYING
/usr/share/man/man8/efibootdump.8.gz
/usr/share/man/man8/efibootmgr.8.gz
References
Summary
In this tutorial we learn how to install efibootmgr on CentOS 8 using yum and dnf.