do-release-upgrade

The Ubuntu release upgrader. More information: https://manned.org/do-release-upgrade.8.

• Upgrade to the latest release:

sudo do-release-upgrade

• Upgrade to the latest development release:

sudo do-release-upgrade {{[-d|--devel-release]}}

• Upgrade to the latest proposed release:

sudo do-release-upgrade {{[-p|--proposed]}}