Adobe Reader is the global standard for reliably viewing, printing, and commenting on PDF documents. It's the only PDF file viewer that can open and interact with all types of PDF content, including forms and multimedia.

Acrobat Reader also lets you fill in and submit PDF forms online.

View and comment on any PDF document more securely
Open and view any PDF document in Adobe Reader X software using new Protected Mode. Take advantage of enhanced review and commenting tools to share your feedback with others.

Interact with forms and rich media
Interact with rich PDF files, including PDF Portfolios, CAD files, and multimedia content. Complete, save, and send Reader enabled forms.

Easily access PDF documents
Feel confident that you can open and view any PDF file, regardless of which operating system you are running. Integrate with screen readers and other assistive technologies. Use online services at Acrobat.com to create, share, and store all kinds of PDF files.

Manage software rollouts and standards
Manage Reader deployments with common third-party software. Support for security and accessibility standards helps ensure compliance with government regulations and business policies.
Here are some key features of "Adobe Reader X":

Industry-leading security:
· Take advantage of the security of Protected Mode in Reader, which helps safeguard your computer software and data from malicious code.

Enhanced commenting tools:
· Make notes and share your feedback with others by marking up PDF documents using the Sticky Notes and Highlighter tools.

Simplified user interface:
· View information more precisely and efficiently. Choose reading mode to fit more content on the screen or two-up mode to view page spreads. Use keyboard shortcuts like print, zoom, and find within the browser.

Comprehensive file searching:
· Find and retrieve any PDF document or phrase within a document in seconds. Search for words in page content, annotations, bookmarks, form fields, or document metadata within any PDF file on a local computer.

Opening PDF Portfolios:
· Open and view contents of a PDF Portfolio, a collection of PDF documents, and other document types, including drawings, email messages, spreadsheets, and videos.

Electronic form submission:
· Fill, save, sign, and electronically submit forms that have been Reader enabled by Adobe LiveCycle ES2 or Adobe Acrobat software.

Flash technology support:
· Enable a new level of end-user interaction thanks to the ability of Reader to natively display rich media content created with Adobe Flash technology.

CAD and geospatial functionality:
· Reader users can access and interact with CAD designs and geospatial maps that have been converted to PDF.

Access to all PDF files:
· View and interact with PDF files that contain a wide variety of content types, including drawings, email messages, spreadsheets, videos, and other multimedia elements.

Online services:
· Directly access online services at Acrobat.com from within Reader X. Perform common tasks such as creating PDF files, securely sharing and storing documents, and screen-sharing.

International standards:
· Take advantage of support for the new ISO Standard 32000 for PDF. Also, Reader continues to support PDF/A, the ISO-approved standard for the long-term preservation of electronic documents; PDF/X (printing); PDF/H; PDF/E (engineering); XMP/RDF; and ODBC.

Accessibility:
· Let Reader X read out loud, or change the reading order of columns. Reader meets the accessibility requirements mandated by Section 508 of the amended U.S. Rehabilitation Act.

Deployment tools:
· Manage Reader deployments using the Adobe Customization Wizard, IBM Tivoli, Microsoft System Center Configuration Manager (SCCM), Microsoft System Center Updates Publisher (SCUP), Windows Group Policy Objects, or Active Directory.

Security standards:
· Enjoy support for standards such as SOAP/WSDL, XSD, Kerberos, W3C XML digital signatures, 256-bit AES, OASIS WS-Security, HTTP/HTTPS, RSA, XML encryption, and ECMAScript for XML (E4X) in the JavaScript interpreter. Reader is NIST PKI test-suite compliant.

Extensibility:
· Extend the functionality of Adobe Reader X using the Acrobat software development kit (SDK), available free of charge.

Multilingual User Interface:
· Install French, German, and Spanish simultaneously, and then switch among them using the Adobe Multilingual User Interface (MUI). The user interface also changes to the appropriate language on-the-fly.
Requirements:

· Intel 1.3GHz or faster processor
· 256MB of RAM (512MB recommended)
· 260MB of available hard-disk space
· 1024x576 screen resolution
· Microsoft Internet Explorer 7 or 8; Mozilla Firefox 3.5 or 3.6
· Video hardware acceleration (optional)