Apple Releases macOS Catalina 10.15.6 Supplemental Update [Download]

Apple has released a macOS Catalina 10.15.6 Supplemental Update that resolves issues with connecting to Wi-Fi networks and fixes an iCloud Drive syncing issue.

macOS Catalina 10.15.6 Supplemental Update Beta –– Restart Required
macOS Catalina 10.15.6 supplemental update provides important security updates and bug fixes for your Mac.

• Resolves an issue where macOS would not automatically connect to Wi-Fi networks
• Fixes an issue that could prevent files syncing through iCloud Drive


Some features may not be available for all regions, or on all Apple devices. For detailed information about the security content of this update, please visit: https://support.apple.com/kb/HT201222

Note: The update is showing up as a release build on Apple's Developer site; however, it is labelled beta in software update and doesn't appear for our devices on the official release channel.