How to give hyper link from one document to another

 

1. Select the text or object you want to use as a hyperlink.
2. Right-click and then click Hyperlink .
3. Under Link to, click Place in This Document.
4. In the list, select the heading or bookmark that you want to link to

           or 

 select the text ->click inset tab-> click hyperlink-> one window will  open-> then chose the file -> ok