You can then use the Health app to set your sleep schedule. Here's a fun little extra for those of you that use the Reminders app on OS X. Note that the Charging Reminders option won't appear unless you've already opted to Use this Watch for Sleep in the Watch iOS app's Sleep menu. If Reminders is on, turn them off on both devices. Then go to your Mac and go to System Preferences, then click on iCloud and make sure that Reminders is on. On your iOS account, go to Settings > iCloud and make sure that Reminders is on.
If you forget to charge it before bedtime, there's a good chance it will run out of battery in the night and you'll then have to give it ample time to gain a full charge in the morning. That means you need to set the Apple Watch on its charging puck in the evening if you want it to track your sleep throughout the night. Keep reading to learn how it's done.ĭespite the fact that Apple Watch has been updated each year since it was first launched in 2015, the battery life of Apple's latest Series 7 smartwatch still only promises "up to 18 hours" of use on a single charge. This article explains how to get daily Apple Watch charging reminders and "fully charged" Apple Watch notification alerts on your iPhone.