Adobe Acrobat 9.0 Standard resources can be found on the Adobe website. Resources include HTML videos and tutorials on how to start using Acrobat 9.0.
There are also LiveDocs and PDF formats of detailed information that explain how to carry out tasks using Acrobat 9 Standard on Adobe. The PDF format is more comprehensive, covering installation guides as well. Apart from English, the resources are also available in other languages.
The Adobe Acrobat 9.0 Standard product also comes with its own free resources, which can be seen under the "Help" section. Adobe Acrobat 9.0 Standard precedes the previous version, which was 8. It was replaced with Adobe Acrobat X or version 10 in late 2010.