How to upgrade Ubuntu?
12578
How do I upgrade to a newer version of Ubuntu?
63232
How to update kernel to the latest mainline version without any Distro-upgrade?
87297
Does upgrading Ubuntu respect my existing partitions?
34373
Where can I get the latest Ubuntu Alpha or Beta?
74079
How to Upgrade Ubuntu 12.04.2, 12.04.3 to 12.04.4, the next Hardware Enablement Stack?
35093
Upgrading from the command line?
45154
Where can I find 32-bit version of Ubuntu?
21314
Is there a program to install Ubuntu from a Linux system?
109539
How can I perform an offline upgrade using Ubiquity on the installation disc?
59088
How to upgrade to a newer release of Ubuntu using the Live CD?
945
What are the system requirements for each flavour of Ubuntu Desktop?
102559
How to install package from newer distribution?
64198
How to update grub on a dual boot machine?
1520
How to install software or upgrade from an old unsupported release?
12614
Upgrade problem
68597
Will upgrading Ubuntu remove installed software?
87236
How to upgrade Ubuntu 12.04 to 13.10?