An Air Force veteran discovered he had undiagnosed sleep apnea after his Apple Watch tracked his nighttime breathing disturbances and urged him to see a doctor.
Apple Watch Ultra
How to set the Apple Watch Ultra Action button and sound or stop the siren
To change what the Action button does on Apple Watch Ultra, open the Settings app, tap Action Button, tap Action, then pick a function such as Workout, Backtrack or Dive. The same button sounds the siren: press and hold it, wait for the countdown to finish, and the watch starts an alarm meant to attract…
How to set up satellite messaging on Apple Watch Ultra before going off-grid
Set up satellite features on Apple Watch Ultra while you still have cellular or Wi-Fi coverage, because Apple’s watchOS 27 guide says the setup has to happen before you leave it. That means adding two shortcuts, running the Emergency SOS demo, and texting the people you’ll want to reach. Apple Watch Ultra 4 on the…
Apple Watch Ultra's Water Rating Has Not Moved Since the Original in 2022
Apple Watch Ultra 4 carries a 100-meter water rating. That is the exact figure Apple’s tech specs page published for the original Apple Watch Ultra in 2022, and it has not changed across the two Ultra generations released in between. Apple’s chip, battery and brightness figures for the same watch have all moved since then.…
Your Apple Watch Will Not Get watchOS 27: What Changes on Monday, and What Does Not
If your Apple Watch is a Series 8 or older, an Apple Watch SE (2nd generation) or the original Apple Watch Ultra, Monday brings you nothing. Those five models ran watchOS 26 and none of them appears on Apple’s watchOS 27 list, which stops at Series 9, SE 3 and Ultra 2. Series 12 ships…
Every Apple Watch Ultra Compared: Ultra, Ultra 2, Ultra 3 and Ultra 4 in One Table
Apple has released four Apple Watch Ultra models in four years, every one at $799: the original in 2022, Ultra 2 in 2023, Ultra 3 in 2025 and Ultra 4 this week. Across those generations the chip went from S8 to S11, rated battery from 36 hours to 50 hours, peak brightness from 2000 to…
Apple Watch Ultra 4 vs the Original Apple Watch Ultra: Four Years Later, and No More watchOS Updates
Apple Watch Ultra 4 costs $799, the same price Apple charged for the original Apple Watch Ultra in September 2022, and it replaces that watch’s S8 chip, 36-hour battery and 2000-nit display with an S11, up to 50 hours and 3000 nits. The bigger change for first-generation owners is software: Apple’s watchOS 27 compatibility list…
How to Change Your Apple Watch Band
Taking a look at how to change and replace your Apple Watch band, as well as what to do if your band is stuck.
Samsung's New Watch Is So Similar to Apple’s, Even ChatGPT Is Fooled
Samsung’s upcoming Galaxy Watch Ultra Is so similar to the Apple Watch Ultra, even ChatGPT can’t tell the difference.
Apple Watch Ultra 3 May Launch This Year, But With Little Hardware Upgrade
Analyst Ming-Chi Kuo believes there will be an Apple Watch Ultra 3 in 2024 after all, however with little hardware upgrades over its predecessor.