Apple Delays macOS Catalina iCloud Drive Folder Sharing Feature to Spring 2020
The iCloud Drive folder sharing feature now appears with an asterisk which at the bottom of the macOS Catalina features page stating "Coming this spring."
Apple Lists 235 Apps That are Incompatible with macOS 10.15 Catalina
These 235 Mac apps will not work with the upcoming macOS update.
macOS Catalina Public Beta Will Not Support Multiple iTunes Libraries
Multiple iTunes libraries will only be supported in the general release.
How to Enable Sidecar in macOS Catalina for Unsupported Macs
The feature turns an iPad into a second monitor for a Mac.
Apple Previews macOS 10.15 Catalina at WWDC 2019
Apple's latest desktop OS comes with new apps for Music, Podcast, and TV.