When trying to activate Airy on old versions of macOS (10.10-10.11) you will face the following message:To solve this issue you can either perform offline activation or proceed with the following guide:
- In Safari open the page https://activate.airy-youtube-downloader.com/
- Click the “Show Details” button:
- Click the “Visit this website” link:
- Сonfirm your actions again and click the “Visit Website” button:
- Enter the account password when prompted by the system and click the “Update Settings” button:
Now you will be able to activate Airy on your macOS.