Fedora Upgrade

Ensure system packages are up to date.
sudo dnf -y upgrade

After updates reboot
sudo systemctl reboot

Check the version
cat /etc/redhat-release

Backup the system.

Check for any new updates
sudo dnf upgrade –refresh

Install the DNF plugin
sudo dnf -y install dnf-plugin-system-upgrade

Download latest version of Fedora, change the number.
sudo dnf system-upgrade download –releasever=36

After all the packages are downloaded initiate the upgrade by rebooting.
sudo dnf system-upgrade reboot