Apple Watch Battery Drain Issues after Update

Since updating to WatchOS 10.0.1, the watch battery charges only to 80% overnight and the battery drains more quickly than before the update. I also updated my iPhone 14 pro to iOS 17 around the same time. Would this impact the watch battery?


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Posted on Sep 25, 2023 8:16 AM

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Posted on Nov 16, 2023 4:30 AM

As many here I was affected by the constant battery drain of approx. 5% per hour and I think I found what was causing this for me.

When I checked the Watch App on my phone ==> General ==> About it showed that it synced 15 photos even though I have not selected any photos or albums to sync.

Opening the photos app on the watch confirmed that and showed that there are no photos on the watch.

I then selected an album with one picture to sync and the photo count went up to 16. Next I created a photo watch face and set it to dynamic and suddenly the watch showed random pictures that I never selected to sync. I searched for these photos on my iPhone and deleted them from there until the watch only showed 1 picture being synced, which was the one from the album. I then changed the watch face back from dynamic to album and left the face on the watch.

I did this on Tuesday. Yesterday, on Wednesday my watch was at 37% after wearing it without additional charging for almost 17 hours. Usually it would have been dead after 14 hours max. Today I took the watch off the charger at 7:30, at 8:41 it jumped to 99% where it would have been at 94% or even less before and now at 12:30 it is still at 87% which is 2.6%/hour.

I think the constant photo sync would be a good explanation for this issue as the watch would constantly download new pictured from the phone and would index them. In addition to that it would also explain why not everyone is affected by this since this would not apply to people having their photo sync configured to sync specific albums rather than the watch syncing random photos when nothing is selected for the photo sync. And it would also explain why resetting the watch doesn't help to fix this issue since the watch would start randomly syncing photos again after the reset.

Might be worth to check/try for others.

800 replies

Oct 30, 2023 7:47 PM in response to nelsonfromsarasota

I updated my watch last night, it won’t hold a charge for more than 50 minutes. Customer service said they would fix it for $99. They are not liable because the warranty is expired. Maybe give more than a year if you are planning to trash my watch after 2 years. I keep seeing these rando accounts saying to wait several days and it will fix itself. I have seen no proof anywhere. Get your bot a** out of here.

Nov 1, 2023 3:23 AM in response to geapgr

@geapgr Some of us have zero third-party apps on our watches and are experiencing this problem, so please don’t act like there is a simple solution that you’ve found that people are overlooking. And telling us to “turn off your phone and stow it away for a couple of days until this problem is solved” is not practical advice. People rely on their phones, and it has already been several WEEKS, and this problem is still not resolved. Would you “turn off your phone and stow it away for several weeks until this problem is solved”?

Nov 2, 2023 4:11 PM in response to LD150

@LD150 Still on 10.0.1 because just as many people are still reporting the same battery issues with 10.1 as they had with 10.0.1. Why trade one release with the battery charging and draining issues for another release that still has the same issues? I’ll wait for a release that contains actual fixes, thanks just the same.

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Apple Watch Battery Drain Issues after Update

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