Enable Anonymous Access In SharePoint 2007 / WSS 3.0

1. 
   

   From Central Administration > Application Management > Application Security > Authentication Providers, select a Web application and the zone you want to modify. This is usually default.

   
   


2. 
   

   In the middle of the page, check Enable Anonymous Access and choose Save

   
   


3. 
   

   All site collections in that Web application can now have anonymous access enabled.

   
   


4. 
   

   Go to a site collection in the Web application you just enabled anonymous access for

   
   


5. 
   

   From Site Actions > Site Settings, open Advanced Permissions

   
   


6. 
   

   From the Settings drop-down menu, select Anonymous Access

   
   


7. 
   

   For this example, enable anonymous access for Lists and Libraries and click OK

   
   


8. 
   

   Browse to any document library in this site collection

   
   


9. 
   

   From the Settings drop-down menu, select Document Library Settings

   
   


10. 
    

    In the Permissions and Management column, select Permissions for this document library

    
    


11. 
    

    From the Actions menu, select Edit Permissions to break inheritance

    
    


12. 
    

    From the newly appeared Settings drop-down menu, select Anonymous Access

    
    


13. 
    

    Check View Items and click OK.