Free Guide Available for Ubuntu 12.04 LTS
One of the reasons that Ubuntu is such a popular Linux distribution is that the free manuals available for it are efficiently kept up-to-date and easy-to-follow. Now, the Ubuntu Manual Project has delivered Getting Started with Ubuntu 12.04, a very timely guide that you can download now.
According to the Ubuntu Manual Project community, these are among the benefits you'll get from the new guide to version 12.04:
Easy to understand - our manual has step by step instructions and is jargon-free
A picture is worth a thousand words - lots of screenshots to show you how to do tasks
All in one place - conveniently located in one file, so you don’t have to look all over the web for help
Progressive learning curve - start with the basics, and learn as you work through each chapter
Dozens of languages - translated into more than 52 languages, including localized screenshots
CC-BY-SA licensing - download, modify, reproduce and share as much as you like
No cost - our documents are all written by Ubuntu community members and there is no charge to use them
There is also a very complete troubleshooting section, included with the free guide.
The Ubuntu Manual Project has been operating since 2009, and you can get involved and contribute to ongoing documentation efforts here.
If you're interested in a general guide to Ubuntu, you can also download Ubuntu Pocket Guide and Reference. Keir Thomas has written a number of notable Linux books, including Ubuntu Kung Fu. Ubuntu Pocket Guide and Reference is from him. The chapters progress from installation to advanced steps such as securing your Ubuntu system.