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Download macOS Catalina 10.15.5 Supplemental Update

macOS Catalina 10.15.5 supplemental update provides important security updates and is recommended for all users.

Some features may not be available for all regions, or on all Apple devices. For more detailed information about this update, please visit: https://support.apple.com/kb/HT210642

For detailed information about the security content of this update, please visit: https://support.apple.com/kb/HT20122

 

File Size: 1.02 GB

System Requirements Supported Languages