Commands to upgrade version of Fedora Linux.

First I removed a repo I wasn’t using. List all repos:

$ ls /etc/yum.repos.d/

I disabled the virtualbox repo:

$ sudo dnf config-manager --set-disabled virtualbox

Upgraded to version 34.

$ sudo dnf upgrade --refresh
$ sudo dnf install dnf-plugin-system-upgrade
$ sudo dnf system-upgrade download --releasever=34
$ sudo dnf system-upgrade reboot

If upgrading shows errors about old packages:

$ sudo dnf system-upgrade download --releasever=34 --skip-broken