Orca is a desktop application that enables you to automate and sequence social engagements on the Linkedin. To do this, Orca will need to login to your Linkedin account as you. It's best to think of Orca as your personal virtual assistant.
You can connect your Linkedin account by heading to the Automation Settings page under Preferences. On the right side of the screen, you'll see a section titled Linkedin connection.
Enter your Linkedin login credentials.
You can verify that your account is connected by clicking on the the desktop app.