What are the system requirements for Ubuntu LTS?
LTS stands for long-term support — which means five years, until April 2023, of free security and maintenance updates, guaranteed. Ubuntu 18.04 LTS release notes. Recommended system requirements: 2 GHz dual core processor or better. 4 GB system memory. 25 GB of free hard drive space.
What is the alternate install ISO image for?
The alternate install ISO image allows you to perform certain specialist installations of Ubuntu. It provides for the following situations: installs on systems with less than about 384MiB of RAM (although note that low-memory systems may not be able to run a full desktop environment reasonably).
Can I upgrade to the Icehouse version of Ubuntu?
The Ubuntu Cloud Archive also provides the Icehouse release for 12.04; Users may prefer to upgrade to this release on 12.04 prior to upgrading the base Ubuntu operating system to Ubuntu 14.04 LTS. Please refer to the upstream release notes for full details of upgrading between OpenStack releases and the features introduced in each release.
How do I download and upgrade my ISOs?
You can download ISOs from: To upgrade on a desktop system: Press Alt+F2 and type in “update-manager” (without the quotes) into the command box. Update Manager should open up and tell you: New distribution release ‘14.04 LTS’ is available. Click Upgrade and follow the on-screen instructions. To upgrade on a server system:
What is the latest version of Ubuntu operating system?
The latest version of the Ubuntu operating system for desktop PCs and laptops, Ubuntu 19.04 comes with nine months, until January 2020, of security and maintenance updates. Recommended system requirements are the same as for Ubuntu 18.04.3 LTS.
Can I install Ubuntu on my computer?
For almost all PCs. This includes most machines with Intel/AMD/etc type processors and almost all computers that run Microsoft Windows, as well as newer Apple Macintosh systems based on Intel processors. The server install image allows you to install Ubuntu permanently on a computer for use as a server.