Nougat, update notification and battery life. - Samsung Galaxy S7 Edge Questions and Answers

Hey.
I just recieved notification for new update 1.3gb large. Nougat of course.
But I am not sure i want to update. I heard it really destroys your battery life. And well even on android marshmallow I don't have a very good battery life. So what would you advise me? Do i update or not? And if not. How the hell do I remove the update notification?
And if you could tell me how my battery life is. I think it's not that good compared to other people who calim to get 6-7 hrs SOT with 20% left.
Thanks.

Do it, don't look back ?? I kept switching back and forth myself, and now I just can't go back to old mm, nougat is just too much better

Well i guess i will have to. Since i tried everything to rempve the update notification but i just cant and it annoys me.
Did it decrease your battery life? And is my battery life good? Any ideas how to get up to 6 or 7 hrs like some people?

I did not update because I was afraid the battery life would decrease. In the test at Phonearena.com, the battery life was reduced by 10%.

that depends a lot on apps you have.
I've charged it over night, got up in the morning, played net and some ppsspp for about 3h and it went 38%, still over half battery. On MM it would go a lot faster.
key word is facebook uninstall and see for yourself.

Nougat has bad battery but too many good features.i get around 5-6 hrs sot with nougat

Related

MM battery life - back to 5.1.1 for me

So I have updated to MM 6.0.1 and experience bad battery life. I have done a factory reset 2 times and still losing approx 1.5% of battery per hour and only seeing the phone go into deep sleep approx 50% of the time according to better battery stats. Before the MM update when I was on lollipop I was seeing a battery loss of about .7% / hr and 90+% deep sleep time for similar usage.
I have disabled all of the bloatware I can (including facebook and flipboard) but still no luck. I am going to go back to 5.1.1 unless someone has any other ideas on what is eating through the battery life with MM.
My battery life has been awful also after the MM update. In fact, it has been terrible ever since Kitkat. I have tried different batteries and hard resets, nothing helps. I am going to try another hard reset because Bluetooth is draining my battery like crazy even though I am not even using it (#1 drain right now). The software for the note 4 has been such a huge disappointment!
great b life, i dont use bluetooth...i really like this update
do you use Package disabler ? i have probably 12 apps disabled..helps a great deal
I do use package disabler and had many more that 12 packages disabled but even with BT off I was seeing a 1.5+% drop/hr. I have now gone back to 5.1.1 to test it out for a few days and verify that battery life is back to normal on it.
thegipper said:
My battery life has been awful also after the MM update. In fact, it has been terrible ever since Kitkat. I have tried different batteries and hard resets, nothing helps. I am going to try another hard reset because Bluetooth is draining my battery like crazy even though I am not even using it (#1 drain right now). The software for the note 4 has been such a huge disappointment!
Click to expand...
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Go to settings, backup and reset, press reset network settings. It'll reset wifi, bluetooth and network settings. Helped some people
Sent from my Unlocked/Rooted SM-N910V using XDA-Developers mobile app
can anyone tell me if the marshmallow update gives us android users? i know users are not available in 5.1.1 but was hoping it would be in marshmallow.
I've been getting great battery life on MM but I'm running an S7 port on my Note 4. I'm currently at 1d20h with 6% battery left.
Battery life is usually not too good after a factory reset. Give it a couple two or three days and then re-evaluate.
I've been on the Jasmine ROM for about a day and for me, battery life isn't that much worse than it was when I was on 5.1.1.
Also keep in mind the age of a given battery. Like a new car, as soon as you roll it off the showroom floor it begins losing value.... LiOn batteries have a limited number of charge cycles, and after the first handful, you can pretty quickly see faster discharge times. This is accelerated with heat, which tends to happen when you install a new ROM, because you're hitting the screen and processor pretty hard for long periods of time. Also, avoid charging the battery while the phone is hot, that will also accelerate the wear on the battery.
This is one of the reasons the Note 4 is still a great phone today: removable battery! Get yourself a replacement or two, they're cheap and it's always good to have a spare on hand.
douger1957 said:
Battery life is usually not too good after a factory reset. Give it a couple two or three days and then re-evaluate.
I've been on the Jasmine ROM for about a day and for me, battery life isn't that much worse than it was when I was on 5.1.1.
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I did give MM several days to settle in after a factory reset but still no better battery life. I do not that if you are on JasmineRom that you must have rooted the MM version to install it. I am considering doing the same but was concerned that I would not see any better battery life with it either.

Thinking about rooting

I have always rooted my phones but so far I haven't rooted my S7 Edge yet. However, the battery life sucks but after reading some comments on here it seems that people who root are getting no better or worse battery life. I was just looking for some feedback from people that have rooted to see what the majority response is. I've been contemplating doing this now for several days.
Thanks.
I've been contemplating about trying root again too, and that's after being on the U firmware. I'm now suffering battery life by only getting 2 hours of SOT by 50%, unlike at the beginning I could get up to 3 hours by 50%.
When I was on root though, that's how bad I suffered, only getting 2 hours of SOT by 50%. My Xperia Z3v is abandoned on support, but could still achieve better battery life being only on Lollipop. C'mon Samsung...
steelersmb said:
I have always rooted my phones but so far I haven't rooted my S7 Edge yet. However, the battery life sucks but after reading some comments on here it seems that people who root are getting no better or worse battery life. I was just looking for some feedback from people that have rooted to see what the majority response is. I've been contemplating doing this now for several days.
Thanks.
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When i rooted my battery life dropped from 2 days to under a day before dying.
I am barely even getting that. I am at 59% right now with 37 minutes SOT and off the battery for 8 hours and 26 minutes. When I check app usage, the only thing that is high is the Android System at 39% and the Kernel at 10.7%. I can't figure out what kills my battery. I am on WiFi most of the time while at work or at home. BT is off as well.
On root you are using the engineering bootloader so the battery life is bad. You are better off using stock U. It runs smooth and battery life is not bad, plus you can get OTA updates.
U is a great FW so far. Battery life for me, with about 4 hours of SOT got me to about 50% at 530pm and I was off the charger at 7am.

Why I went back to Marshmallow (Answer: Battery Life)

So I had Nougat ever since it came out and used it a lot, but went back to Marshmallow a couple of days ago because of:
...Battery life. No matter what apps, settings, versions (B360, B380, B381), recommendations etc. - Battery life is simply better and more reliable on Marshmallow. Yes, I know, I did factory resets, downgrade, upgrade via OTA, deactivated this and that, pretty much everything you read on the threads here and elsewhere, it still couldn't catch up to Marshmallow. Don't get me wrong, battery life on Nougat is not terrible - I even convinced myself over the months that it is pretty much the same or even better, but that's simply just wishful thinking. As soon as I downgraded I could notice a significant improvement.
What do I mean by improvement? For once it is more reliable meaning I know what I get. On Nougat I had days where I got 3 hours SOT, then 4 or 5 on others. I had 2 percent stanby drain per hour, then 5, then 1 - it was just more random. On Marshmallow I always get pretty much the same. Stanby drain of 1 percent or less per hour and SOT of 6 or more hours (I'm at 3:40 SOT at the moment with 18 hours and 45 minutes since the last charge and exactly 50 percent battery left). So not only is it more reliable, it also gives me more SOT and lower standby drain.
Regarding the standby drain: When installing apps like ForceDoze on Marshmallow, it lets the device enter Deep Doze the minute I turn off the phone (meaning I often have deep doze rates of above 98%) which leads to little to almost no standby drain without losing any benefits (notifications still come through when added to the whitelist). Deep sleeps rates are also above 90 percent. With Nougat deeps sleep rates are only around 80 percent (given the same apps, settings etc.) and doze rates are much worse. Yes, I know all about light and deep doze, but light doze doesn't start until 5 minutes after the device is turned off (even with apps like ForceDoze) and those 5 minutes add up, especially if you are checking your device often. Also, it doesn't enter deep doze which arguably consumes less power until much later (often hours) and there is also no way I could change that with ForceDoze or Greenify. What's more, the ForceDoze setting of "ignore device movement" actually works on Marshmallow but didn't reliably work on Nougat meaning the deivce enters and stays in deep doze the minute you turn off your phone even if you are moving or driving etc. This made the difference between Marshmallow and Nougat even greater for me when driving or walking around town.
One additional thing I noticed. is that Android System and Kernel (Android OS) usage was higher on Nougat than on Marshmallow, which also worsened battery life on Nougat for me. Again, this could be reliably replicated with the same apps, settings etc.
Granted, everything else is pretty much better on Nougat (speed, UI, notification bar, lock-screen, security updates, additional features etc.), but if you value battery life above everyhing else (which I do), I still think Marshmallow is the best on the Honor 8 and, frankly, I don't see the point of updating to a newer version of Android if it doesn't come with at least the same battery life, as it is one of the most central features of a phone. I don't know and don't really care whether it's Nougat itself or Honor, I just hope that eventually (maybe with B38X or B39X), battery life will fully match that of Marshmallow. What do you guys think? What's your experience?
I never used MM longer than a day or two before upgrading to N, so I can't comment on which is better, but I can confirm that (with N) I've seen random days where the battery drain is unreal during standby, and other days when it hardly drains at all during standby. But ever since I performed a factory reset after upgrading to N, the drain has been very predictable. Standby drain is minimal and SOT is 6+ hrs. Hard for me to complain when I couldn't get that much SOT from the Sony Xperia Z3 Compact on KK, and that was a battery champ! I finally feel like I'm getting the newest features and great battery life at the same time.
You need a choice for people who never used MM in your pole to make it more accurate.
My wife just got her Honor 8 today. It's on Marshmallow. Mine is on the latest Nogat. Each update killed my battery life not significantly but noticably. I can relate to you wanting to downgrade.
While I never had an Honor 8 with Marshmallow, I was about to update her phone to the latest until I saw this thread and am glad I didn't. If Oreo fixes battery life issues, I'll happily update both our phones to it.
For her, this is her first Android and is coming from Apple. Last thing I wanna do is give her an excuse (battery life is a great one) to go back to Apple.
And the funny thing is....she doesn't care about the app tray like most of us Android users lol
Let's see how this pans out!
tiguy99 said:
My wife just got her Honor 8 today. It's on Marshmallow. Mine is on the latest Nogat. Each update killed my battery life not significantly but noticably. I can relate to you wanting to downgrade.
While I never had an Honor 8 with Marshmallow, I was about to update her phone to the latest until I saw this thread and am glad I didn't. If Oreo fixes battery life issues, I'll happily update both our phones to it.
For her, this is her first Android and is coming from Apple. Last thing I wanna do is give her an excuse (battery life is a great one) to go back to Apple.
And the funny thing is....she doesn't care about the app tray like most of us Android users lol
Let's see how this pans out!
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An older battery compared to a new one. One lasts longer, that's so crazy to think batteries might depreciate over time. ?
I bet you think you can kill your battery by leaving it plugged in too.
agraceful said:
An older battery compared to a new one. One lasts longer, that's so crazy to think batteries might depreciate over time. ?
I bet you think you can kill your battery by leaving it plugged in too.
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?
I like this guy.
Good to see there's still a few "passionate battery life" folks left on XDA.
I was almost starting to forget how good it felt to run into another one of you.
Keep hope alive my brother!
Keep hope alive

Marshmallow vs. Nougat Battery Life

Hi. I am still on Marshmallow and am constantly being asked to update to Nougat. I am reading the battery performance / on screen time i snot as good in Nougat as it was on Marshmallow. Can you share your experience? One of the reasons I needed this phone was for battery life and I don't want to lose that.
I think mine might be less on Nougat than MM. But, I'm using different apps lately that seem to keep the phone awake more frequently. I'm easily still getting 4-6 hours of screen time from 4:30am to 10:30pm and going to bed with 25-50% battery. Again, it depends on how I used the phone during the day.
Yes, it seems a little worse than MM, but I know I have apps since switching to Nougat that tend to wake the phone more frequently.
I'm definitely not complaining about the battery life on this phone. I often go 40 hours without charging.
So you mean even if there is a difference it is minimal?
Also, do you have the US version?
Yes, US. The longest I went was 3 full days without a charge. Something like Monday 4:30am to Wednesday 10:00pm. Just shy of 9 hours screen time I think.
The difference between MM and Nougat was very little. Honestly, the UI is much better in Nougat than MM. (granted, it still needs work) Positive Nougat UI changes outweigh the battery life change.
Look at it this way... How much use time do you need a day? You should be able to still get 5-8 hours easily depending on usage.
I feel its the same, I've not fully measured it but I'm still getting from 3 to 4 days of battery after Nougat. I mainly use the phone for receiving calls, whatsapp, instagram and twitter, actually Twitter is the app that I use the most.
Right now I have 75% left and still tells me it has 3days of battery left, so that still a great battery duration
Well. I'm on board now too. And you all are right: no noticeable differences at the moment, although I did wipe cache and all data via recovery after update. Liking this phone.
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Galaxy S8 Android Oreo battery life thread

I flashed the leaked Android Oreo OTA to my Verizon Galaxy S8 and am experiencing pretty terrible battery life. I'm getting about 2 1/2 hours of SoT which I find bad for 2018. Meanwhile, my Verizon LG V30 with Nougat is getting 5+ hours of SoT which drives me crazy. Any tips to improve? Also, how's your battery life with Oreo on your S8?
I haven't taken the dive for the Oreo beta based ROMs but have been following the threads and the consensus is that at present Oreo is no better than N, it actually seems to be a little worse for most, hence I'll wait for a while still before jumping to O, give it more time for fine tuning on the S8 by developers etc. just my opinion, plus I get 6 odd hours of SoT on my N custom ROM so I have no urgency to go to O until its more polished.
Terrible, i updated mine couple of weeks ago and noticed about this battery issue, it drains fast despite of disabling the likes of location, reducing the brightness, bluetooth. i informed samsung about it. Before i used it outside with a (-3 temperature since i live in Finland), it was fully charged 100%. I only used it NOT more than 5 minutes for videoing and taking pictures and that's it, i stayed outside for more than an hour. When i checked my battery it was 56% ! I know that cold temperature diminishes the battery performance but not to extent of that emptying the battery in half:
Luukeri said:
Terrible, i updated mine couple of weeks ago and noticed about this battery issue, it drains fast despite of disabling the likes of location, reducing the brightness, bluetooth. i informed samsung about it. Before i used it outside with a (-3 temperature since i live in Finland), it was fully charged 100%. I only used it NOT more than 5 minutes for videoing and taking pictures and that's it, i stayed outside for more than an hour. When i checked my battery it was 56% ! I know that cold temperature diminishes the battery performance but not to extent of that emptying the battery in half:
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After I updated to Oreo I had horrible battery life as well... It one time dropped about 20% when the phone was resting with the screen off in the couch.
I disabled everything bixby related. Force closed, uninstalled updates, and disabled in every way possible.
Now I get decent battery life. I live in Sweden, we have -4°c today, and the phone worked just fine even outside. No significant battery drop.
Nezzox said:
After I updated to Oreo I had horrible battery life as well... It one time dropped about 20% when the phone was resting with the screen off in the couch.
I disabled everything bixby related. Force closed, uninstalled updates, and disabled in every way possible.
Now I get decent battery life. I live in Sweden, we have -4°c today, and the phone worked just fine even outside. No significant battery drop.
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Is Android System percentage higher than normal? And what about screen on time on daily usage?
jojojmtk said:
Is Android System percentage higher than normal? And what about screen on time on daily usage?
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I haven't really measured it. But I got that fix update for the first CRAP update and I'm back to horrible battery life.
Hei,hello,hola,
I'm still struggling with my s8 battery life. Am I missing something to tweak. Can anyone give me more pointers to do. Help is more than appreciated.
Luukeri said:
Hei,hello,hola,
I'm still struggling with my s8 battery life. Am I missing something to tweak. Can anyone give me more pointers to do. Help is more than appreciated.
Click to expand...
Click to collapse
you can try flash a custom kernel , are you using stock or custom rom ? which firmware?
I'm using the stock version. I'm not that tech expert to modify it although my phone is at developer version. Anything I can do more?
Thanks for your reply btw.
Ariel

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