It’s another of Apple’s “update five operating systems all at once” days, with this set of updates bringing the Intercom feature to more devices, better integrating the HomePod with Apple TV, and adding notifications when headphone volume could damage your hearing, along with some important security and bug fixes.

No good deed goes unpunished. Josh Centers bought an Apple Watch for a relative who had heart surgery but ended up spending many hours getting it set up.

As a paramedic, Rich Mogull has spent decades using pulse oximeters under extreme conditions and environments. While he found the Apple Watch Series 6’s blood oxygen sensor to be quite accurate with just a little focus on positioning, he explains why it’s hard to find the value and use cases for home blood-oxygen monitoring.

Apple has responded to widespread reports of unexpected restarts for the Apple Watch Series 3 with the release of watchOS 7.0.3. No other Apple Watch models will see the update.

Apple has added sleep tracking technology to iOS 14 and watchOS 7 that, when you wear your Apple Watch to bed, records when you’re in bed and when you’re asleep. In an ideal world, the data could help you identify factors that hamper your sleep, but the data is messy and may not tell you more than you already know.

Apple has released watchOS 7.0.2 to fix a bug that caused the battery to drain more quickly than it should and another that prevented access to the ECG app even in supported regions.

Since the Apple Watch debuted, users and developers have wanted third-party watch faces. Sorry, but they’re not coming. Former Apple Watch engineer David Shayer explains why.

Is the Apple Watch even more attractive than normal during the pandemic? Julio Ojeda-Zapata has been pondering its utility in the coronavirus context, and he’s increasingly using his watch so he doesn’t have to keep digging out—and later disinfecting—his iPhone. He’s trying to talk his wife into doing the same—we’ll see how that goes.

Apple has released macOS 10.15.7 Catalina, iOS 14.0.1, iPadOS 14.0.1, watchOS 7.0.1, and tvOS 14.0.1 to address minor bugs.

Apple has released updated operating systems for the iPhone, iPod touch, iPad, Apple Watch, and Apple TV. We recommend waiting a few weeks before installing, in part so developers who were taken by surprise can update their apps.

Apple has announced its next-generation Apple Watch Series 6 with a number of enhancements, notably a blood oxygen sensor and new bands. The company also unveiled a lower-cost Apple Watch SE.

Late-cycle updates for Apple’s operating system let you (theoretically) use your iPhone as a Car Key, add local news and audio stories to News, help you track symptoms, and more.

Don’t have nearly 2 hours to watch the WWDC keynote, fast-paced though it was? Former Macworld and iMore editor Serenity Caldwell narrates a highly edited summary that covers the key points in less than 90 seconds.

Updates in Apple’s just-announced watchOS are substantive if not groundbreaking. They include sleep tracking, a handwashing-detection feature suitable for the COVID-19 pandemic, and “dance” as one of several new workouts. Other improvements include watch face sharing, language translation, bicycling directions and earphone-volume detection.

The Slow Mo Guys have published a YouTube video with slow-motion, highly magnified footage of an Apple Watch ejecting water. Well worth a look.