
Siri can take longer to process a request.Background app refresh happens less frequently.Heart rate notifications for irregular rhythm, high heart rate, and low heart rateįeatures Turned Off When iPhone Isn't Nearby.The steps for enabling Low Power Mode in general use and for workouts can be found below.

Make sure you carefully read the list so that you know what is not functional when the mode is turned on. It's also important to know that the new Low Power Mode works by disabling or affecting a number of specific features on Apple Watch that we've detailed below. The new Low Power Mode is separate from the Apple Watch's existing Power Reserve mode that only displays the clock when enabled. Truthfully though, the Apple Watch Ultra is a fairly niche device with many more features (and a significantly higher price tag) than the average user is going to need, but the good news is that with watchOS 9, Apple also introduced a new Low Power Mode for Apple Watch Series 4 and later models that can eke out more life from these more commonly used devices. In 2022, Apple finally answered those calls with Apple Watch Ultra, which offers up to 36 hours of battery life on a single charge in normal use. Keep reading to learn how the function works and how to enable it.įor some years now, many Apple Watch fans have been clamoring for a new model that offers significantly more battery life than "up to 18 hours," which is the life that Apple has advertised ever since the first Apple Watch model was launched.

In watchOS 9, Apple has added a new Low Power Mode for Apple Watch Series 4 and later that is designed to extend the battery life of your device beyond the usual "up to 18 hours" of life on a single charge in normal use that Apple advertises.
