Để mở file của Office 2007 mà không cần nâng cấp version cũ lên.

How do I Open Office 2007 Documents in Office 2003 ?

Get the Microsoft Office Compatibility Pack for the Word, Excel, and PowerPoint 2007 File Formats. The Compatibility Pack will let you read Office 2007 documents in Microsoft Office 2000, Office XP, or Office 2003. So you can open a .docx file with Word 2003 or .pptx with PowerPoint 2003.

Download Office 2007 Compatibility Pack

I don't have any version of Microsoft Office, can I still open Office 2007 documents ?

Sure. Microsoft has released free document viewers for all popular Office programs that let you read or view Office files without having to install the corresponding program.

For example, you can open and read a Word 2007 document on a machine that doesn't have Word 2007 or any of the other Microsoft Office programs.

Download Visio 2007 Viewer - The Visio 2007 Viewer allows anyone to view Visio drawings and diagrams created with Visio 2007 or earlier versions. The Visio 2007 Viewer is implemented as an ActiveX control that loads and renders Visio drawings inside Internet Explorer.

Download PowerPoint Viewer 2007 - View presentations created in PowerPoint 97 and later versions. Supports password-protected PPT files but not macros. You can view and print presentations, but you cannot edit them in the PowerPoint Viewer 2007.