Question Huge battery drain when sleep tracking after updating to R860XXU1CUJ2 - Samsung Galaxy Watch 4

Hey there. I am noticing a big battery drain on my GW 4 40MM Bluetooth when I am going to sleep, for example last night I've gone to sleep with 83% of battery left and in the middle of the night the watch died, the same thing the night before. Normally I would get about 20-25% loss with previous firmware
This problem started after I updated to R860XXU1CUJ2. The strange thing is that I am not noticing bad battery life when I wear the watch in the day (maybe a little more draining compared to previous firmware), also note that I am just using regular sleep tracking not O2 or snore detection even though I have used this options with the previous firmware and still I had battery when I woke up.
Does anyone else has big battery drains when sleep tracking and also is there an official site where I can make a ticket?
Thanks!
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Same here, happened to me twice already , can't track it back other than sleep mode

Stormingsoul said:
Same here, happened to me twice already , can't track it back other than sleep mode
Click to expand...
Click to collapse
I also posted here:
https://www.reddit.com/r/GalaxyWatch/comments/qe1eyb
I turn off Bluetooth at night and I want to try if keeping it on does anything, because as you can see from my screenshot it uses Wifi and maybe this affects the battery life at night. Do you keep Bluetooth on or off?

Lefty_Kas said:
I also posted here:
https://www.reddit.com/r/GalaxyWatch/comments/qe1eyb
I turn off Bluetooth at night and I want to try if keeping it on does anything, because as you can see from my screenshot it uses Wifi and maybe this affects the battery life at night. Do you keep Bluetooth on or off?
Click to expand...
Click to collapse
I would say you've got your answer. If you have enabled the option to continue receiving notifications via wifi or lte then turning off Bluetooth will inevitably use wifi all the time and result in high battery drain, most probably...

CUJ2 version as well, 28% battery drain during the night. I just left the watch on my table. No sleep tracking. No wifi. No app listed under battery usage. Nice!
Is there a way to get more details on battery consumption?

Lefty_Kas said:
Hey there. I am noticing a big battery drain on my GW 4 40MM Bluetooth when I am going to sleep, for example last night I've gone to sleep with 83% of battery left and in the middle of the night the watch died, the same thing the night before. Normally I would get about 20-25% loss with previous firmware
This problem started after I updated to R860XXU1CUJ2. The strange thing is that I am not noticing bad battery life when I wear the watch in the day (maybe a little more draining compared to previous firmware), also note that I am just using regular sleep tracking not O2 or snore detection even though I have used this options with the previous firmware and still I had battery when I woke up.
Does anyone else has big battery drains when sleep tracking and also is there an official site where I can make a ticket?
Thanks!
View attachment 5439437
Click to expand...
Click to collapse
Same problem here. In this update, I think the Watch WiFi is set on when I turn the phone WiFi or data off. It's not happening before this update.

Lefty_Kas said:
I turn off Bluetooth at night and I want to try if keeping it on does anything, because as you can see from my screenshot it uses Wifi and maybe this affects the battery life at night. Do you keep Bluetooth on or off?
Click to expand...
Click to collapse
I agree with DaReDeViL. You have your answer. Why do you turn off BT and leave on wifi? Wifi uses significantly more power. I'm on newer DUJA but I saw no issues with CUJA which I ran for several weeks. I have sleep tracking on without O2 or snore detection. I don't have BT or wifi on when I sleep though. I have no desire to get notifications when I sleep, I want to sleep. I actually use bedtime mode when I sleep. I loose between 4 - 6 % of battery when I sleep (I average about 7 hours). This has remained fairly consistent with every update.

Related

Battery life is is bad now. 4+ hour wake time.

So I had great battery life not too long ago but now I can barely make it a whole day. My awake times are very high and I can't pinpoint the cause. I attached some wakelock detector info. Right now I have about an hour and a half of screen on and 16% battery left.
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I am having same issue with phone getting really warm. No new app installs other than things like wakelock detector. I can't figure out what is causing it and better battery stats isn't showing me anything.
Add me to the list. Never needed my third battery until yesterday. No out of the ordinary modifications.
smac7 said:
So I had great battery life not too long ago but now I can barely make it a whole day. My awake times are very high and I can't pinpoint the cause. I attached some wakelock detector info. Right now I have about an hour and a half of screen on and 16% battery left.
Click to expand...
Click to collapse
Try freezing maps and other not needed Gapps, it solved my long wake times. I also use Tasker to hibernate all my apps then put the phone in airplane mode when the screen turns off then waken them up and turn wifi back on when the screen comes on, battery life through the roof
Sent from my LGLS740 using XDA Free mobile app
So what's a normal awake time?
I've had battery problems in the past with other phones but usually wake lock detector can find the offending app. Nothing is jumping out at me this time. Google seems to be using a lot but I would like to keep using those apps unaffected.
Sent from my SM-P600 using Tapatalk
Same here I took my phone off the charger at 10pm by 1am I was down to 37% with 17 min of sot, something isn't right, I'll try to grab ss tonight. And yes the phone gets really hot
I just had my G3 replaced after my new one suddenly died on me.
I notice a couple of subtle software changes by AT&T.
Yesterday my battery was on 60%. Before I left the office.
When I got home (45 minutes) I took the phone out of the pouch and it was really hot and the battery wad won to 19%.
First time this has happened to me. Will have to monitor.
I got fed up with it all. I did a factory reset. I'm going slowly re add apps back. I certainly noticed a performance bump after the factory reset. Night and day. I didn't even realize how much it slowed until i reset it.
smac7 said:
I got fed up with it all. I did a factory reset.
Click to expand...
Click to collapse
wake lock detector isn't really a good app for telling you exactly what the issue is. betterbatterystats is your best bet to find out exactly what the issue is - it will tell you precisely what the issue is holding your phone awake.
Sometimes, shutting down and pulling the battery out for a second is all it takes to fix the problem. rebooting doesn't always solve whatever it is...
My phone "freezes" now and again, it always has something to do with me texting, but screen off and on will fix it..and it does get warm when frozen per say...but it will normally fix itself with me interacting with it. But if your guys are not holding it when it happens I can see it draining out your battery stuck at higher clock for no reason...now wonder if I should pull logs....
When I say interact I mean I have to push the power button. Knock on won't work. Similar to the dreaded sleep of death but seems to pull out of it.
Sent from my LG-D850 using XDA Free mobile app
..
Like another user mentioned pulling battery or at least resetting the phone periodically helps with battery and helps keep things running smooth. Using Better Battery Stats and looking at Alarms and Partial Wakelocks is a good way to determine if there is a rogue app killing your battery. A couple good Xposed Modules, if you're not using them or aware of them, are Greenify to help hibernate apps that like to constantly wake the phone and NLB Unbounce module is a good one for if you want to keep your location on and keep Google Now functionality. You can set how often you want the wakelocks and alarms to trigger and with the donate you can do the same with any wakelock/alarm. Just be cautious if using the pro version as some alarms or wakelocks if disabled or tinkered with incorrectly could make the phone unstable. Just a few tips/ideas. I have the VS985 and have had pretty good battery life since getting everything set up and debloated. Usually about 17-18 hours on battery (I don't sleep much) and 4-5 hours screen on time. I like the screen on the brighter side as well, which usually I adjust with the status bar so I don't have an exact percentage for the brightness. For some other tips and apps or even maybe something you haven't thought about check out this thread: G3 Battery Tweaks :good:
Factory reset.
Sent from my LG-D850 using XDA Free mobile app
I noticed my phone was getting warm in the pocket too, with bad battery life. I finally figured out the phone was waking as if it thought it was getting the 'double tap' to wake. I believe you can disable the double tap in the secret menu (3845#*850#)

Z3 D6603 - Battery life is not good

Hello,
So recently i've noticed the Battery performance on my Sony Xperia Z3 has become poor, I mainly use my device for socialising etc, I don't game alot. I'm currently Running Android 4.4 Kitkat (UK)
(I'm usually at home and connected to Wi-Fi)
See the results for yourself:
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Hussain_Salam said:
Hello,
So recently i've noticed the Battery performance on my Sony Xperia Z3 has become poor, I mainly use my device for socialising etc, I don't game alot. I'm currently Running Android 4.4 Kitkat (UK)
(I'm usually at home and connected to Wi-Fi)
See the results for yourself:
Click to expand...
Click to collapse
Check if the device is constantly awake at the detailed battery information if you click on the graph.
If that's the case, search xda for "wakelock" and how to get rid of it.
An easier attempt is, to think if it's a certain app you installed recently or a change you made to your system.
Aronuser said:
Check if the device is constantly awake at the detailed battery information if you click on the graph.
If that's the case, search xda for "wakelock" and how to get rid of it.
An easier attempt is, to think if it's a certain app you installed recently or a change you made to your system.
Click to expand...
Click to collapse
Thank you for your response,
I'll Go ahead and download a Wakelock Detector By someone who works here at XDA, and i'll see if it finds anything; But as of now my battery died again; So i left it dead for 15 minutes, and now i'm charging it back to 100% with no interruptions
Hussain_Salam said:
Thank you for your response,
I'll Go ahead and download a Wakelock Detector By someone who works here at XDA, and i'll see if it finds anything; But as of now my battery died again; So i left it dead for 15 minutes, and now i'm charging it back to 100% with no interruptions
Click to expand...
Click to collapse
You could also install the ota update for lollipop and see if that automatically solves your issue. (new versions are being created to be better)
Another option is to flash the lollipop stock rom and try if that solves it. (but that's a bit more advance)
I suddenly got a similar issue - not as bad as yours but a drop in battery life. I turned off scanning even when wifi is off and turned on location based wifi and my battery life went back to normal. I'd just had a Google Play Services update and have had this issue with various play services updates in the past on other devices which is why that was one of the first solutions I tried.
Might be worth a shot if you haven't already tried it :good:
There's always Greenify.
Repair it or flash another ftf file.
Same thing here. Since I've had this when I purchased it new I've not had any good battery life. My old z2 had way better battery life and stamina mode works.
Sent from my D6603 using Tapatalk 2
Was there any update to this matter, OP?
What brightness options are you using? (% and adaptive or not?)
Also, did you actually update it to Lollipop? Was there any problem with wakelock?
Best regards.
Network & Wake Lock
The last screenshot you posted clearly shows that the battery drain is because of your Mobile Network and a Wake Lock.
Network Signal:
As signal strength decreases, the device requires additional power resulting in battery drain.
The cost of 1 hour’s worth of calls is 150mA, assuming a strong signal
So, on a 2000mA battery, it takes 8% of total capacity (8% =150 / 2000)
This means the same 1 hour of calls could cost as much as 23% of battery life (23% = 450 / 2000)
Wake Lock:
WakeLocks are a Power Manager system Service feature, available to your applications to control the power state of the host device.
Wake Locks can be used to keep the CPU running, prevent the screen from dimming, prevent the screen from turning off, and prevent the keyboard backlight from turning off.

[Xperia Z3 D6603][5.0.2] battery life issues

Xperia Z3 D6603, stock ROM, non rooted, locked bootloader, Android 5.0.2, build 23.1.A.0.690.
Hello all, I have a huge problem with my Z3. I mean, battery life issues.
As you can see on the 2 pics, my device is running out of battery too quickly, and it heat up even for simple tasks!
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Any help?
That's not normal.. it sucks. Will switch to LG G4 as soon as available.
how much of that was screen time using the battery?
About 3 or 4 hours max.. but I use it time to time. Wi-Fi and sometimes mobile data on cellular network.
Don't understand why the battery drain is so fast.
Stamina mode doesn't change a thing. Almost always on manual low brightness and I have to use my power bank (external battery) when I'm away.
bel57 said:
About 3 or 4 hours max.. but I use it time to time. Wi-Fi and sometimes mobile data on cellular network.
Don't understand why the battery drain is so fast.
Stamina mode doesn't change a thing. Almost always on manual low brightness and I have to use my power bank (external battery) when I'm away.
Click to expand...
Click to collapse
I have the exact same issues, the phone was going very strong for the first 6 months (7-8 hrs SoT) and then it all went bad (3-4 hrs Max). I've tried MANY things and the issue seems to be **mainly** with Android OS and System (especially with mobile networks "staying active").
What kind of worked for me is:
Turn off "double tap to wake screen"
Delete any 3rd party alarm apps (clearly helped)
Turn off "Google Location History" in Google settings
Check for stuck sync
After doing all of this i got about +2hrs screen on time, but it all went bad again (even with them still off)... So I'm interested in your feedback and others' answers!
I'll try that. I assume Timely is a 3r party alarm apps?
Check out this pic.. battery discharging during the night and lost more than 20% by using it one hour (simple web browsing and stuff). I'm starting to hate this phone.
By the way, congrats for your 1st post
bel57 said:
I'll try that. I assume Timely is a 3r party alarm apps?
Check out this pic.. battery discharging during the night and lost more than 20% by using it one hour (simple web browsing and stuff). I'm starting to hate this phone.
By the way, congrats for your 1st post
Click to expand...
Click to collapse
Thanks!
Yes I think we have the exact same problem, my phone discharges about 2-3% on airplane mode through the night. And as you said, my normal use means that I lose 10% to every 30 minutes of screen (under normal conditions).
Yes I mean Timely! it drained the battery on my phone and only showed up as a problem on Gsam and wakelock detector! i wouldn't have known otherwise, its disguised as Android OS or System!
Its very disappointing given that it was working very well before!
Stuck with the same problem.. and they boast about Xperia Z3 amazing battery life.. that device sucks. Switching to LG G4 as soon as available. Sony disappointed me, they failed me.
I use Timely to wake up because this app is well designed and I love the smart rise feature.
That said, Android says OS and screen process drains battery the most.
bel57 said:
Stuck with the same problem.. and they boast about Xperia Z3 amazing battery life.. that device sucks. Switching to LG G4 as soon as available. Sony disappointed me, they failed me.
Click to expand...
Click to collapse
I think you should first try what I suggested for a day or two and see the results, should be an improvement, though I don't know how much...
I used timely for exactly the same thing, but as all google products these days, it drains the battery I'm really dissapointed with Google more than Sony, I have the same problems on all my lollipop devices (2 nexuses). Nothing Sony can do about it...
With flastool you can go back to KitKat if Lollipop doesn't perform good for you.
I have good experience with the .77 Version and still have a backup of it in twrp.
You have a very weak signal (the red color) which is draining battery.
Android OS is the Kernel.
Use better battery stats which is free here from xda.
Also check app permissions of your installed apps.
And a calibration of the battery may help.
With full auto brightness and mixed 3G/wifi browsing and listening to music via Bluetooth or headset I have 6h Display on in 2 or 3days on Lollipop.
But prerooted / debloated / tweaked Rom .690 with good signal.
I know the signal is bad and is a cause I'm my case. I was living in Germany for a few months and got around 7h over 2 days, it halved when I moved back to jordan. However it's still getting worse, noticeably since I turned off and uninstalled many things (it got better for 2 days *6hr and then went back to bad *3-4hr). But still the point is why buy a smartphone if you have to turn off everything just to get it through the day. The problem is that you get the feeling that no matter what you do with the phone it still drains (which looks like a system or app issue because it does even when I'm only using Wi-Fi or even 3/4g on full signal)...
Well there is no magic button to improve the battery life.
Yes there is, Airplane Mode.

Marshmallow 6. 0 wifi battery drain bug, it's not actually draining

So I am back to the stock rom and recovery and the wifi drain bug is back. :'(
Though I noticed the CPU's runtime stays roughly the same at 22 seconds, the computed power use is 536 mah but there is no actual showing of power use and my screen on time in my lowest brightness + adaptive brightness setup is Still giving me a good near 10 hours SoT of constant use.
This means that the wifi battery drain bug is. Not actual drain, but it's just a bug that shows it like that. Notice how nobody actually has reduced battery life because of this? Those percentages the bug shows are a lot but nobody has less SoT because of it.
coolkingler1 said:
So I am back to the stock rom and recovery and the wifi drain bug is back. :'(
Though I noticed the CPU's runtime stays roughly the same at 22 seconds, the computed power use is 536 mah but there is no actual showing of power use and my screen on time in my lowest brightness + adaptive brightness setup is Still giving me a good near 10 hours SoT of constant use.
This means that the wifi battery drain bug is. Not actual drain, but it's just a bug that shows it like that. Notice how nobody actually has reduced battery life because of this? Those percentages the bug shows are a lot but nobody has less SoT because of it.
Click to expand...
Click to collapse
Yes its a bug affecting the nexus devices as well.
Automated reply by JARVIS
Is this 'Mobile Standby' in the battery stats?
Holoryn said:
Is this 'Mobile Standby' in the battery stats?
Click to expand...
Click to collapse
No,it's the wifi
Automated reply by JARVIS
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what the **** is this..im using mobile data all the time n did all the **** in location n turned of wifi scanning.. still this wifi eating my battery.. guya help me out thanks in advance
Sent from my XT1562 using XDA-Developers mobile app
Same here. Android System keeps my phone awaken all the time, even if screen is off.
I never noticed this bug. Do you mean when you wifi is switched off its still showing like it was on all the time in the battery stats?
The only bug I noticed is the mobile signal drain when using dual sim roms on my single sim device.
Sickaxis79 said:
I never noticed this bug. Do you mean when you wifi is switched off its still showing like it was on all the time in the battery stats?
The only bug I noticed is the mobile signal drain when using dual sim roms on my single sim device.
Click to expand...
Click to collapse
I dont use wifi at all..still it shows drain in battery stats
Sent from my XT1562 using XDA-Developers mobile app
Since it's not draining your battery I shouldn't worry to much.You could try clean dalvik and cache and if that doesn't help try a factory reset or reflash the whole rom.
The wifi IS draining my battery
Kept the phone overnight, dozed properly, but still lost 11% in 7 hours!
Wifi is eating it all up
Sent from my XT1562 using Tapatalk
rgshah3 said:
The wifi IS draining my battery
Kept the phone overnight, dozed properly, but still lost 11% in 7 hours!
Wifi is eating it all up
Sent from my XT1562 using Tapatalk
Click to expand...
Click to collapse
Wifi is main issue with marshmallow
Sent from my XT1562 using XDA-Developers mobile app
I still have no problems with wifi draining though, I mean, look at the time it was actually on, if it was seconds, it really isn't draining, computed power use isn't actually what it drained.
I even went back to stock, updated all the way to 6.0.1, 2 days ago, same reporting bug is back but no actual drain.
Disable location scanning, and search for Wi-Fi on the background. After reset and the Wi-Fi status on the graph should stop. At least this is what I do, after using the maps or tinder, or other location app
I fixed the battery drain due to wifi
Go to settings, backup and restore
Reset the network settings, reboot the device and charge it to 100%
No more wifi eating battery
Sent from my XT1562 using Tapatalk

Question Where are the battery troubles in the LTE models coming from

There seems to be some sort of consensus that the LTE versions of the watch have more battery trouble
Has anyone actually given it some thought as to why?
When LTE is off it should not make a difference, but it does seem to exist.
Is the emergency service always connected, is there a bug where the modem drains power even when it should be off?
Curious to hear what you think
user822 said:
There seems to be some sort of consensus that the LTE versions of the watch have more battery trouble
Has anyone actually given it some thought as to why?
When LTE is off it should not make a difference, but it does seem to exist.
Is the emergency service always connected, is there a bug where the modem drains power even when it should be off?
Curious to hear what you think
Click to expand...
Click to collapse
I have discovered my mistake was thinking that I needed to have the LTE button in the quick menu lit up blue to work away from the watch, my battery life has improved since I discovered it doesn't need to be lit up blue as that is permanently "on", by having the button grey it's on "auto"
MilgeS said:
I have discovered my mistake was thinking that I needed to have the LTE button in the quick menu lit up blue to work away from the watch, my battery life has improved since I discovered it doesn't need to be lit up blue as that is permanently "on", by having the button grey it's on "auto"
Click to expand...
Click to collapse
What is "LTE button in the quick menu"?
I only see Mobile Data. Afair there was mobile network button in the Tizen, but I do not see it in the GW4
XorZone said:
What is "LTE button in the quick menu"?
I only see Mobile Data. Afair there was mobile network button in the Tizen, but I do not see it in the GW4
Click to expand...
Click to collapse
I think that's the same button I called LTE/mobile network, it's the up/down arrows design button, sorry for the wrong description!
I got mine the other day replacing my 1st gen galaxy watch. I set it up in the same way as my old watch and was amazed to see the battery drop 10% in one hour, since then I have made one change... I disabled the option for the screen to come on via gesture, settling for a tap if the screen... I took it off charge this morning at 5:30am and it is now 21:21BST... It has 58% remaining... a significant improvement over day 1
I have the same problem with LTE. Whenever I use "auto" for LTE settings, the watch would keep trying to find signal and that would drain the battery. Which is insane, especially because: 1) the phone is always nearby, bluetooth connected 2) i haven't set up any carrier yet!
I have the network connection on. For me, i have a good 2 days of battery life. Compared to my previous WearOS watches, it's excellent...
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Did some testing and disabled everything (HR, Stress, Exercise detection, notifications, LTE/Mobile data, Wifi, NFC) all that was left on was the BT connection and I was still getting about 8% per Hour drain (12 hr 30 min life). Disabled BT and enabled Wifi for connection and drain now at 3.6% /H. (Stats as per Battery and Charge Monitor for Wear OS). So it doesnt appear to be a drain from any of the health monitoring or notifications etc, but possibly from the OS, which hopefully Google/Samsung will resolve/improve with updates.
stickydonkey said:
Did some testing and disabled everything (HR, Stress, Exercise detection, notifications, LTE/Mobile data, Wifi, NFC) all that was left on was the BT connection and I was still getting about 8% per Hour drain (12 hr 30 min life). Disabled BT and enabled Wifi for connection and drain now at 3.6% /H. (Stats as per Battery and Charge Monitor for Wear OS). So it doesnt appear to be a drain from any of the health monitoring or notifications etc, but possibly from the OS, which hopefully Google/Samsung will resolve/improve with updates.
Click to expand...
Click to collapse
There was a Health Services update yesterday and since then, my watch battery lasts WAY better. at 17hrs 33min i still have 64% left and i had re-enabled everything again as it should be. Continuous monitoring, sleep with SPO2, location, LTE, etc.

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