How to set password to Microsoft Office 2007

-First open  any Microsoft office's component such as Word, Powerpoint, Excel etc.   

-Click on Office button  

-Click on Prepare

                                            

-Then new window opens . There click  on  'Encrypt document'

 -Enter the desired password in the 'Encrypt document' window. and click Ok.

  -New window appears asking for confirm the password . Then click OK. 

   Password is set on the file. And whenever we open the file it will ask for the password first.   

                                                
                                                   

Read more: http://computertechtrick.blogspot.com/2012/01/how-to-set-password-to-microsoft-office.html#ixzz2KfKLwh4S