i not enable to access any file word excel pdf ect..

pls tell me 

Hi,

In regarding of the issue, please provide us more information to assist you better.

• Do you mind sharing us the whole error message?
• Which Windows operation system did you use?

My understanding is that you can't open any Office file with Office 2010 standard version. You may receive one of the following error messages:

Microsoft Excel: The file is corrupted and cannot be opened.

Microsoft Word: Word Experienced an error trying to open the file.

Microsoft PowerPoint: PowerPoint found a problem with content in filename. PowerPoint can attempt to repair the presentation.

If yes, please try to follow this kb to fix this issue:

https://support.microsoft.com/en-us/kb/2387587

Hope the above information helps. Reply with necessary information and the result for further assistance.

Regards,

George Zhao
TechNet Community Support