If your Mac’s internal drive is running low on space, you can relocate the heavy Sound Library to an external SSD via the GarageBand menu ( GarageBand > Sound Library > Relocate Sound Library ). Conclusion
Click here to download GarageBand from the Mac App Store: https://apps.apple.com/us/app/garageband/id473857253
Try logging out of the Mac App Store, restarting your Mac, and logging back in. Ensure your internet connection is stable, as the GarageBand sound library requires several gigabytes of data to download completely. Garageband For Catalina 10.15.7 -FREE- Download
Click on your name/profile picture in the bottom-left corner. Look through your list of apps. Find GarageBand and click the cloud download icon.
The base application takes up around 3GB of space, but downloading the full Sound Library and Apple Loops requires an additional 15GB to 25GB of free space. If your Mac’s internal drive is running low
Do you see listed in your App Store purchase history? What error message pops up when you try to click download?
Log out of their Apple ID temporarily and . Search for GarageBand and click Get or Download . Click on your name/profile picture in the bottom-left corner
If you don't see it in your history, the App Store won't let you download it directly on Catalina. You can bypass this with these steps:
Sometimes Apple hosts older versions of software directly on their support servers. While Apple has phased out many direct DMG installers for GarageBand 10, it is always worth checking the official Apple Support Downloads page for standalone updates if the App Store methods fail.