Apple's macOS Catalina 10.15.4 is proving problematic for users with very large video or image files. Until Apple fixes it, here's the workaround.

What you need to know about version 10.15 of Appleu2019s operating system for the Macintosh.

MacOS Catalina promises new features and big security improvements, but you may still run into issues. Here's how to fix common problems with MacOS Catalina.

What Are Relocated Items? Relocated items are older files and data from previous macOS installations that Apple is not sure what to do with after upgrading to Catalina.

Review: MacOS 10.15 Catalina Apple's new desktop operating system makes your iPad into a second monitor, puts mobile apps on your Mac, and kills iTunes.

MacOS Catalina breaks compatibility with 32-bit apps. Here's how to find out whether you'll be affected and what you can do about it.

MacOS Catalina is here, and with it, a bunch of top-line features: Mac Catalyst, new apps, Sidecar, Screen Time, and Voice Control. But as you might expect, Catalina also includes dozens of small ...

macOS Catalina eliminates the iTunes app in favor of new Music, TV, and Podcasts apps, but the lack of iTunes will impact DJs who relied on the software, reports The Verge. Along with nixing ...

Mac owners running macOS Catalina report that Apple's Mail app wipes and deletes emails. Users appear to see a successful update to the Mail app’s data store but discover incomplete or missing ...

Here’s how to update macOS Catalina starts its rollout Monday. The update for the macOS 10.15 will be found in the Mac App Store and under Software Update in System Preferences.