Updating your content in SkyVault is easy to do and you can even select whether to edit
      online, offline, or in Google Docs.
    - 
        In the Document Library item list, hover your cursor over one of the document.
        
This highlights the item and displays the actions available for that item.
 - 
        Click More and then select Edit Offline.
        
SkyVault now shows a notification that the document is locked. Depending on your browser the content will be either downloaded automatically, or you will need to choose a location to save it to.
The document is saved to this location with (Working Copy) added to the title.
 - Now open the document from this location using you're preferred software and make an edit it to it.
 - When you've done that save and close it.
 - 
        Back in SkyVault, hover your curser over the document and click Upload New
            Version.
        

 - 
        In the Update File page click the browse icon and find and select the "Working Copy"
          document.
        Note: If you select a file with a different name or file type then this will be shown. You can continue as in the next step, cancel, or select a different file to upload. If you continue then the uploaded file name and/or file type will be used.
 - Leave the version on minor changes and click Upload.
 - When the upload is finished click OK, and a modification update is shown on-screen.
 - Click Site Dashboard and you'll see update notifications in the dashlets.
 
This video shows the steps in the tutorial.