The current version is displayed on the 'About page' of the 'Job Setup' category of the Drawing Properties.
To automatically open the Drawing Properties each time you open your software, turn on the ‘Options – Drawing Properties’, as per image below. To turn on this option either use ‘File > Options’ as shown below, or the keyboard shortcut [F10].
Drawing Properties can also be accessed by using the Drawing Properties button on the Home tab or simply use the keyboard shortcut [F4].