1. Using mount window
Click "Mount" tab on WinMount main window, click "Mount file" on the toolbar, select an RAR file.
Or Click "File -> Mount File -> Mount RAR file" on mount window, select an RAR file.
Or right-click on mount window, select "Mount File -> Mount RAR file", select an RAR file.
2. Drag RAR file to mount window directly
3. Using right-click menu
Right-click an RAR file, select "Mount to new drive" ( Following picture takes mou for example )
4. Using file association
1) Click "Option -> Options" on WinMount main menu;
2) Pop-up "WinMount options" dialog, click "General" tab, tick"RAR", select "Mount new drive" on drop-down menu. Double-click RAR file and mount directly.