How do I upgrade to from Ubuntu 18.04 to Ubuntu 18.10
12578
How do I upgrade to a newer version of Ubuntu?
11556
Can I smoothly upgrade from one LTS to next LTS release?
5882
How to upgrade Ubuntu from an ISO image
151605
upgrading from 15.10 to 16.04 apt not installed
24165
Upgrade to version newer than repositories
4660
Should I be offered the option to upgrade to 18.04.1?
35146
Will apt-get dist-upgrade upgrade my system to newer version?
16578
How to upgrade a single package using apt-get?
100141
Is there any "official" guidance to upgrading from Lubuntu 18.04 LTS (LXDE) to Lubuntu 18.10 (LXQt)
94545
How to update ubuntu's python with latest version from source?
87236
How to upgrade Ubuntu 12.04 to 13.10?
36703
How do I upgrade from 12.10 to 13.04?
87297
Does upgrading Ubuntu respect my existing partitions?
74079
How to Upgrade Ubuntu 12.04.2, 12.04.3 to 12.04.4, the next Hardware Enablement Stack?
144507
No facility exists in Update Manager to upgrade to a new version, why?
58888
Change Ubuntu 17.04 to Ubuntu 16.04.2 LTS
154526
How to upgrade to GNOME 3.30 on Ubuntu 18.04.1