Look, I know what you’re thinking. "Why on earth are you reviewing a two-year-old version of GarageBand?" Because in the fast-paced world of music software, And tracking down the specific .dmg file for this version is the best decision I’ve made since buying a condenser mic.
: If your library is greyed out, go to GarageBand > Sound Library > Download All Available Sounds . Garageband 10.3.5 Dmg
How to install from a DMG