Open one or more Course Files.

Operation Method:

• Click the Open Button on the Main Window, or
  
  
• Press "CTRL+O" shortcut key, or
  
  
• Click "Menu" -> "Course" -> "Open".

Then choose one or more files in the window that opens, finally press the Ok Button. This operation will empty the Course File List and the new selected files will be added to the list.

Notice:

• This button is not available under Self-defined Study Method mode

Refer to: Supported File Format