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Apple Watch battery drains after updating to watchOS 10.1

Using series 5 watch. Since updating my watch goes to under 10% battery after about 9 hours. With watchos 10 it lasted 16-17 hours with AOD and minimal useage. Thoughts/suggestions (besides wait for next os)?


[Re-Titled by Moderator]

Posted on Oct 21, 2023 1:05 PM

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Posted on Dec 5, 2023 6:24 AM

Dear all,

Let me share all the things that did NOT solve this problem and the one thing that DID solve this for me.

Background: iPhone 13 running iOS17, Apple Watch series 6, updated from WatchOS 9 directly to WatchOS 10.1.1 after which battery life dropped from 18+ hours to 8 hours, and this did not improve for several weeks.


What did NOT solve it:

  • updating to iOS 17.1.1 or 17.1.2
  • multiple restarts and hard resets of Apple Watch and iPhone
  • deleting all third-party apps from Watch, then rebooting iPhone and Watch
  • resetting all privacy and security settings (forcing each app to ask for access to location etc again)
  • unpairing Watch from iPhone, then repairing with iPhone and reinstalling from the last Watch back-up


What DID solve it for me:

  • unpairing Watch from iPhone, then repairing with iPhone as a new Watch.

The excessive battery drain was solved immediately. This procedure comes with great disadvantages, e.g. I lost all my watch-faces with edited choice of complications, I had to reconnect the Watch with my activity tracker app, I had to rearrange all app icons to the positions I prefer in the app viewer, I had to choose playlists of songs to be downloaded to Apple Watch again, I had to go through my Apple Watch settings and adjust these to my preferences, and probably a few more nuisances. Despite these, I am happy that my Apple Watch lasts through the day again...


I hope this helps some of you...

129 replies

Oct 27, 2023 8:30 AM in response to mickeddie

Even more so. My Ultra (first gen) usually gets 2-2.5 days per charge. I updated to WatchOS 10.1 yesterday and it went from 80% to 10% in about four hours. A few reboots and a charge to 100%, I went to bed at 10pm. At 4:00am, I was at 7%. I have it in the charger now, hanging in front of a blowing fan to keep it cool and trying to get it up to 100% without overheating.

the oddest thing is that when I check the battery in the settings, these charge and discharge cycles are blank. As if the watch was off the whole time, with just a handful of green bars in the 70-80% range, then blank for several hours.

I’m very tempted to wear my old Garmin watch until the next WatchOS update. At least it will tell the time and last a few days between charges.

Oct 27, 2023 8:30 AM in response to mickeddie

Mine is the same. Last years model- series 8 maybe? Before updating to 10.1, even with workouts and AOD, I only had to charge about once every 24-30 hours. Since updating yesterday morning to 10.1, I have charged my watch about 8 times, it's taking considerably longer to charge than I actually get to wear it, and I only use the fast charger. It lasts maybe 3-4 hours and then has to charge for about 2. This is ridiculous. Is there a way to downgrade the OS version because I'd love to do that.

Oct 27, 2023 9:28 AM in response to mickeddie

Add me to the growing list of frustrated Apple Watch owners. I have an 8. Usually get 48 hours on a charge. I updated to 10.1 last night at 12:30am. Overslept this morning because the alarm didn't go off. Looked at my watch and it was dead as a doornail. Charged it this morning and a short time later it was dead again. Started paying close attention and noticed it was losing about 1% per minute! At one point I put it on the charger and got it up to 70% and it stopped, then started LOSING charge while on the charger and started getting very hot.


Some google-fu pointed to an issue with location services. You can disable location services altogether, which requires disabling it on the phone as well, so I opted not to do that. Alternative workaround is to go into the weather complication and set the location to a specific city, rather than "current location". It has drastically reduced battery drain. It's not perfect, though. I've lost 20% in the past hour and a half, which is still entirely unacceptable. I may still have to resort to disabling location services completely if Apple can't push an update soon.


It seems for many people this started with 10.0. I didn't have an issue until 10.1 last night.

Oct 27, 2023 9:58 AM in response to mickeddie

I had the same issues on both a Series 4 and Series 9.


Series 9 I unpaired/re-paired twice (this actually made everything worse). Series 4 I did not do so.


This morning I removed all 3rd party apps from both (Series 4 and Series 9) and they've stabilized, no more drastic battery drain.


I got that tip from a different thread, but theoretically apps shouldn't be able to use battery life in the background. So it might be a syncing issue after the os update.

Apple Watch battery drains after updating to watchOS 10.1

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