How do I open attachments? ..

15. January 2013 · Write a comment · Categories: Hotmail, Outlook.com · Tags: , ,
 I have been sent pdf files to my hotmail address.  I click the attachment and I click on download.  I then getting a pop up asking if I would like to open or open and save.  I click on that and then it just runs security scan.  I can not save or open file.  Please Help