Once GarageBand is installed, it may prompt you to download the or "Additional Content." If this download fails or freezes (a common issue on older systems):
Open GarageBand. It will scan for Audio Units (ignore warnings for 32-bit plugins – they won’t work). Close the “New Project” dialog for now. garageband mac os x el capitan 10116 download extra updated
The term "extra updated" implies the user is seeking the most modern feature set available. Unfortunately, the current iteration of GarageBand requires newer system architecture. Once GarageBand is installed, it may prompt you
Within the search keyword , the word “extra” likely refers to: Once GarageBand is installed
Go to ~/Library/Audio/Apple Loops/Apple/ and ~/Library/Application Support/GarageBand/ . You should see folders totaling ~18 GB. If under 10 GB, the “extra” did not fully download.