A prompt will appear asking if you want to download the last compatible version . Click .
GarageBand for Mac OS X El Capitan 10.11.6: Download & Update Guide
: You can install GarageBand '11 (version 6.0.5) from an original iLife '11 DVD if you can find one, as this version is compatible with El Capitan. Key Features and Updates for El Capitan garageband mac os x el capitan 10116 download extra updated
Apple provides a direct support article with legacy download links. Go to Apple’s official support page: (search that exact phrase on Apple.com). For El Capitan, the provided link will deliver GarageBand 10.1.6.
If GarageBand is not in your purchase history, you may need a workaround: A prompt will appear asking if you want
Go to GarageBand Preferences > Audio/MIDI and set the buffer size higher if you experience crackling audio during playback.
If it's not in your purchase history, you can sign in to your Apple ID on a friend's newer Mac (running a recent OS like Ventura or Sonoma), "buy" the free GarageBand app there, and then return to your El Capitan Mac. It will then appear in your Purchases tab as described above. Updating Extra Content (Loops & Sounds) Key Features and Updates for El Capitan Apple
If the automated servers refuse to communicate with El Capitan, you can manually download the audio packages via a web browser and install them directly into your system directories.