Dnf by default does not choose the fastest mirror, but this can be changed by editing the dnf.conf file. The dnf.conf file is in /etc/dnf/dnf.conf. Edit the file Once the file opens the content should look something like this. Let’s add fastmirror to the config and enable it. Add below the line skip_if_unavaiable=True the following. The dnf.conf should look like this. Save the file. Run the following command.