Please follow these steps to authorize Atmosphere and Trilogy:

• When the authorization screen appears, click on 'Copy Challenge'. 
• Go to your User Account and select Atmosphere Authorization or Trilogy Authorization. 
• Paste or enter your Challenge code and press "Submit". You will then get a Response Code. Copy or write down this Response Code. 
• Go to the Atmosphere/Trilogy authorization screen. Click on the response window and paste the Response Code. 
• Click on the "Authorize" button when it becomes active.