Signing certificates for macOS installers have expired, so Apple consultants and IT admins who maintain troubleshooting toolkits containing older installers will need to download new copies.

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.

A new bill coming before the Senate would establish a quasi-judicial body in the Copyright Office that would be empowered to levy fines of up to $30,000 for even inadvertent instances of copyright infringement. This is the last chance to stop or modify the CASE Act.

In the wake of mass shootings in the United States, schools are spending millions on surveillance systems to find out what their students are thinking and saying. The legitimate benefits come with troubling questions of privacy.

Have you ever found yourself in a situation where you have three or more screens attached to a Mac, and you want to mirror some combination of them? It turns out that macOS makes that possible. Read on for the trick to achieve it.

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.

Yahoo has announced that it is effectively shutting down the Yahoo Groups Web interface in December. Now is the time to download any data you want to keep and consider migrating to another service.

Confused about how to use USB storage drives with iOS 13 and iPadOS 13? We have answers to common questions.

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

If you struggle to sleep, can’t seem to focus, or grapple with persistent stress, you might want to check out Headspace. It’s a personal meditation guide available for iOS, Android, and the Web with a large catalog of guided meditations for people of every experience level.

For at least some iPad Air 2 owners, upgrading to iPadOS 13 is resulting in incredibly sluggish behavior and various related failures. Apple knows about the problem, but the only workaround right now is to erase the iPad and restore from backup.

Here’s yet another reason to hold off on upgrading to macOS 10.15 Catalina—reports of data loss in Mail after updating its data store from Mojave to Catalina and when moving messages between mailboxes.

The venerable text editor stays fresh in its latest version with the addition of a Pattern Playground that lets you experiment interactively with grep-based searches, a Grep Cheat Sheet, live search result highlighting, and more.