Disco Dingo 19.04 is not supported anymore. It is still possible to upgrade but fresh install is recommended
https://help.ubuntu.com/community/UpgradeNotes#Unsupported_and_Obsolete_Versions
Disco Dingo 19.04 is not supported anymore. It is still possible to upgrade but fresh install is recommended
https:/ /help.ubuntu. com/community/ UpgradeNotes# Unsupported_ and_Obsolete_ Versions