Note: You can save a document in other formats that can be opened by a number of text editing programs.
Among these formats are plain text (.txt), Rich Text Format (.rtf), and Open Document Text (.odt).
In the Save As dialog box, click Templates if your computer is running Windows Vista, or click Trusted Templates if your computer is running Windows XP, and then click Save.
To prevent overwriting an existing document, use the Save As command to create a copy of the existing document with a new name.
Webpages - Webpages are displayed in a web browser.
This format does not preserve the page layout of your document.
PDF and XPS - PDF and XPS are formats that people can read in widely available viewing software.
These formats preserve the page layout of the document.
1)Try using Evince as a PDF reader, it will update your pdf automatically.