Apple has released a supplemental update for macOS Catalina
The macOS Catalina Supplemental Update includes installation and reliability improvements, and is recommended for all users.
This update:
- Improves installation reliability of macOS Catalina on Macs with low disk space
- Fixes an issue that prevented Setup Assistant from completing during some installations
- Resolves an issue that prevents accepting iCloud Terms and Conditions when multiple iCloud accounts are logged in
- Improves the reliability of saving Game Center data when playing Apple Arcade games offline
