When you start Parallels Desktop for Mac Business Edition, you will be asked to log in to your existing Parallels account or create a new one.
Once you have signed it, Parallels Desktop will prompt you to activate the application.
Enter your activation key (dashes will be added automatically).
Once you enter the key, it will be validated. If the key is valid, it will be marked with a check mark.
Note: An Internet connection is required for activation of Parallels Desktop Business Edition.
If the key is not valid, it will be marked with a red cross sign. Check to see if you entered the key correctly.
If the key is valid, it will be marked with a check. If the key has been successfully validated, click Activate. If your Mac is connected to the Internet, Parallels Desktop Business Edition will be activated.