This feature has been opt-in since 2016.[0] [0] https://arstechnica.com/information-technology/2016/05/ubuntu-16-04-proves-even-an-lts-release-can-live-at-linu

This feature has been opt-in since 2016.[0] [0] https://arstechnica.com/information-technology/2016/05/ubuntu-16-04-proves-even-an-lts-release-can-live-at-linuxs-bleeding-edge/ https://arstechnica.com/information-technology/2016/05/ubunt...