Depending on the user account type and permissions, the Blizzard desktop app may not have sufficient permissions to run properly. By default, all downloads are saved to the Downloads directory. Moving the application to the Applications directory will allow the application to run with full permissions.

  1. Using Finder, locate the downloader or installer.
  2. Drag and drop the file into the Applications directory shortcut, located on the left sidebar.
  3. Click the Applications directory shortcut on the left sidebar to open the directory.
  4. Double-click the downloader or installer to run the application.