This article will install Ubuntu 19.04.
Table of Contents
1 Install Ubuntu 19.04
1.1 Download install media
Download ubuntu-19.04-desktop-amd64.iso from here.
$ wget http://releases.ubuntu.com/19.04/ubuntu-19.04-desktop-amd64.iso
1.2 Install
Select language and press "Install Ubuntu".
Select keyboard layout.
Without size used by swap, "Normal installation" uses 3.9GB storage and "Minimal Installation" needs about 3.3GB storage. Check "Download updates while …" for downloading updates while installation. Check "Install third-party software …" for installing proprietary device driver.
Select disk partition. LVM is recommended for virtual machine.
Confirm disk partition.
Time zone will be selected automatically. Select time zone with clicking map if you need.
Input computer name, username and password. This username and password will be userd for login and privilege authentication.
Wait completion of installatation.
Restart after installation.
Remove installation media and press ENTER key.
Login is displayed. Click username which was created before, and input password.
2 Upgrade from Ubuntu 18.10 to Ubuntu 19.04
Update Ubuntu 18.10 to latest.
$ sudo apt update -y $ sudo apt full-upgrade -y $ sudo reboot
Upgrade from Ubuntu 18.10 to Ubuntu 19.04 with do-release-upgrade
$ sudo apt install -y ubuntu-release-upgrader-core $ sudo do-release-upgrade
Type y for starting upgrade.
Installing the upgrade can take several hours. Once the download has finished, the process cannot be canceled. Continue [yN] Details [d]y
If you have modified files, overwrite caution will be displayed. Type Y or N.
Configuration file '/etc/NetworkManager/NetworkManager.conf'
==> Modified (by you or by a script) since installation.
==> Package distributor has shipped an updated version.
What would you like to do about it ? Your options are:
Y or I : install the package maintainer's version
N or O : keep your currently-installed version
D : show the differences between the versions
Z : start a shell to examine the situation
The default action is to keep your current version.
*** NetworkManager.conf (Y/I/N/O/D/Z) [default=N] ? N
Type y for removing obsoleted software.
66 packages are going to be removed. Continue [yN] Details [d]y
Type y for reboot. Ubuntu 19.04 will be started after reboot.
To finish the upgrade, a restart is required. If you select 'y' the system will be restarted. Continue [yN] y