When you launch the application, the authentication window appears.
![](//img.sharkyscanner.com/faq/en/authentication.png)
Press Options. The options window will appear.
![](//img.sharkyscanner.com/faq/en/authentication-options.png)
Check Enable SharkScope function option. In Email and Password fields specifу the corresponding email and password of the SharkScope account you want to use. If you don't have a SharkScope account but you want to try the function of this service, click sharkscope.com link and complete the registration process on the site. Press Save to save changes.