To find out the version of Skype you are using:
    - Sign in to Skype.
- In the menu bar, click:
    
        - Help > About Skype (Skype for Windows)
- Skype > About Skype (Skype for Mac)
 
- The version of Skype you are using will be displayed.
For the best performance and most up-to-date features, we recommend you use 
                      the latest version of Skype.