WatchOS 10.6.2 huge battery drain

Hey everyone,


I received yesterday an WatchOS update 10.6.2 for my 1st gen Watch SE. Before the update the battery was fine and it could last for a whole day and night. After this update I faced enormous battery drain. Like, it drops from 100% to zero for three hours.

I tried to reset and unpair the watch. Did it a couple of times (restored them from backup and set them as the new device too) but it didn't helped.


Is there a way to fix the drain? Or downgrade to 10.6.1?

Apple Watch SE, watchOS 10

Posted on Feb 4, 2026 7:50 AM

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18 replies

Feb 7, 2026 3:50 AM in response to s6l33m

At 100% battery charge first thing in the morning , I’m putting mine into low battery mode.


after over 4 hours , battery is 80%.


im not finding low power mode is affecting functionality very much, Apple Pay still works.


so this is a workaround . Only thing is you have to remember to always put it into low battery mode once you take it off the charger.

Feb 5, 2026 9:13 AM in response to Nerry_pgn

I also have an Apple Watch SE and I started to experience battery drainage issues too, even before the update. I disabled all unnecessary services that I didn’t use, and disabled notifications from apps that were constantly pinging my watch making the screen turn on. After that, the battery was able to last me a full day and half sometime two, with minimal usage other than to check the time and workout.

Feb 23, 2026 1:49 AM in response to Hyrum75

So, almost three weeks later, after like a dozen resets and configuring my watch from the scratch it finally become stable and doesn't drain the battery very fast.

I guess, the best workaround is to reset the watch every 3-4 days and setup it completely from the start. I hope it will help and one day you will see that the battery is working fine as before this update.

Cheers.

Feb 9, 2026 2:16 AM in response to Nerry_pgn

Okay, so this is the battery status management. The update messed it up.

Because, my watch had 61% left. Then I put it on a charger (the original one), charged for half an hour or maybe a bit longer, took it from the charger and the watch showed it charged at 40%.

Maybe an hour later the watch turned off. I thought it reached 0%. I put it again on the charger, the watch immediately turned on (with an Apple logo and without red lighting indicator if it had no juice) and showed it has 60%.

Such thing I had right after the update was installed five days ago. It definitely the 10.6.2 update issue of battery level management.

Feb 10, 2026 11:45 PM in response to Nerry_pgn

I also have battery drain after updating to 10.6.2. Apple watch SE worked fine, got almost 24h of battery.

After updating I noticed it lasts closer to 18-20h. When I'm not moving (sitting) it's normal. If I walk or I'm mildly active it starts draining faster - this didn't happen before. I can see in Battery menu the drain slope.


I tried to turn off most of background refresh, did a reboot.. nothing helped.

10.6.2 was 160 MB in size - seems this is not only certificate upgrade. Hope they release new version with a fix or revert to before.

Mar 22, 2026 2:49 PM in response to Nerry_pgn

I'll see what happens with mine, Apple Watch 4 Stainless Steel. YES, it's old, but health shows "92%." I've had drain of 100% to totally dead in literally 4-5 minutes ever since the 10.0 OS update, stinks...I love this old Stainless Steel watch. I'll see what happens, but I fear this battery is shot, or something. If this doesnt work, Ill try a total erase, unpair...re-pair.. IF I can that is. Watch seems to be holding some kind of charge only connected to the charger puck. 😖 I've been looking at replacement batteries for a while, I was able to bring new life back my original Apple Watch Series 1 by replacing the battery in that - (thank you YouTube!)

Feb 5, 2026 9:34 AM in response to Nerry_pgn

Well it seems for me it was the worst case because the Apple Watch DIED after the upgrade. I started the upgrade and after 20 minutes I was going to pick up the watch to put again on the wrist and it was extremely hot and not displaying anything. I waited for it to freshen a little and no way, it didn't get back to life again. I contacted Apple support and they said to go to an Apple Store for them to check if it was because of the update or not, but well, let's apply some common sense, 20 minutes before it was working perfectly... Adding to this, I don't have Apple Stores in my country, the certified Apple stores charge at least 30€ just for a diagnostic and I'm now with a dead Apple Watch without Apple taking their responsibility, at least they could pay for the diagnostic as they don't have a store in my country.

WatchOS 10.6.2 huge battery drain

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