macOS 10.15 Catalina has a pair of new features that let you use an iPhone or iPad to draw sketches for insertion into a Mac document or message and mark up Mac documents. Here’s how to use them.

iOS 13, iPadOS 13, macOS 10.15 Catalina, and tvOS 13 all support game controllers from Microsoft and Sony. Here’s how to connect them to your devices to make the most of Apple Arcade.

Want to use an iPad as a secondary Mac display? Apple built that capability, called Sidecar, into macOS Catalina for those using newer Macs and iPads. It’s free, unlike third-party alternatives. Julio Ojeda-Zapata liked Sidecar enough to continue using it, but he also found glitches.

By most accounts, the release of iOS 13 and macOS 10.15 Catalina have been troubled, with numerous significant bugs making it past Apple’s internal testing and the public beta phase. Former Apple engineer David Shayer explains the underlying reasons these releases have had so many problems.

Apple has updated iOS 13, iPadOS, and macOS 10.15 Catalina to squash some of the many bugs still remaining.

Apple has released macOS 10.15 Catalina, matching the date on which Europeans first arrived on the island of Catalina in the year 1542. We advise delaying upgrades to Macs you rely on, or at least upgrading cautiously.

While macOS 10.15 Catalina won’t support old 32-bit apps, you can keep them running indefinitely on your Mac by installing a copy of 10.14 Mojave in a Parallels Desktop virtual machine.

Ladies and gentlemen, start your engines! Apple will undoubtedly be announcing ship dates for macOS 10.15 Catalina and iOS 13 at its September 10th event, but you can start preparing for the upgrade and what’s new with three new books from Take Control.

Apple has opened the public beta program for its upcoming versions of macOS, iOS, iPadOS, and tvOS. watchOS 6 isn’t included, but Apple has started to invite select people to its AppleSeed program.

At WWDC, Apple threw back the curtains on macOS 10.15 Catalina, bringing the Mac ever closer to iOS without losing sight of what makes the Mac unique. We’re particularly impressed with the work the company did on accessibility features.