On the basis of V3.4，the performance of the new version has been optimized and the Chinese/English version is available, while the following functions are added:    
  1. Separation of driver program and application software
  2. Supporting the full screen and free switchover of menu screens 
  4. Supporting the user authentication
    Allow different users to log in and to set up individually.  
  5. Flexible object editing function
    Users can re-edit all objects on a page, including the editing operation of copy, stick, delete, combining, lock, hierarchical adjustment, shift, zoom in/out and rotation and so on.  
  6. Setup of various background colors (replacing the concept of white board and blackboard)
  7. Playback of operation
    a. Playback of current page;
    b. Free selection of range of pages for playback.
  8. Supporting the set print format (number of side of a page to be printed)
  9. Curtain function of screen
  10. More flexible magnifier function
  11. Page shift function
  12. Camera function
  13. External software interface
   Users can upload the frequently used software onto the menu items of IPBOARD V4.0 for users  easy   calling of software.  
 14. Supporting the *.wmf format 
  15. Allowing users to insert the hyperlink
  16. Supporting users’ individual setup
    a. Floatation toolbar button;
    b. Common paintbrush;
    c. Common insert file fonts;
    d. Default picture of curtain of screen; 
   17. Supporting the functions of undo and redo