Fixes a problem where files might fail to sync in iCloud Drive.

While stable, Catalina 10.15.7 is an older operating system. Here are solutions to a few legacy issues.

Set the Format type to (Apple File System) and ensure the Scheme is set to GUID Partition Map .

While Apple officially recommends the App Store, the Internet Archive often hosts legacy DMG files. 2. What’s Included in 10.15.7 (Final Security Patch)