S7 Charging - Samsung Galaxy S7 Questions and Answers

I heard many rumors about Li-ion batteries but my habit is to charge to 100%, im willing to keep this phone for year or two, will i notice big changes?
and are these rumors true? im usually charging phone from 20-30% percent to 100% once a day or maybe once in two day depending usage (but once in two day happens very very rare)
If rumors are true:
Rumors suggest that optimal variant is to keep it 40-80%, but if i charge it to 90% (to reset stats), will it be a problem?
Thanks in advanced
Sent from my SM-G930F using XDA-Developers mobile app

In my opinion, there is no problem!
The only thing I know it is really bad for battery is high temperature. Avoid quick charge at all costs. The slower you charge your battery, more battery life you have (long term).
Sent from my SM-G930F using XDA-Developers mobile app

goTouch said:
In my opinion, there is no problem!
The only thing I know it is really bad for battery is high temperature. Avoid quick charge at all costs. The slower you charge your battery, more battery life you have (long term).
Sent from my SM-G930F using XDA-Developers mobile app
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yea, fast charging only when im in hurry, otherwise i dont see any need for that feature.
Well im worried of that 40-80 tho, its kinda like emptiness when i unplug on 80 rly dont like messed battery stats and so on... but if the rumors are true then im gonna ask if i can charge to 90 to reset stats... if not then im gonna say NO to my habits and....
Sent from my SM-G930F using XDA-Developers mobile app

There are so many misconceptions about batteries! Everyone will say something different, so use the phone the way you want and enjoy it.
The truth is that a lot of the so-called "claims" about best practices have not been proven (hence why there's so much misunderstanding). Yes, high heat can indeed be bad for batteries, but there hasn't been much proven as to how much quick charge will take out of long-term battery life. Same goes for the "charge to 80% theory" - if you keep that mindset you'll always have less battery life than someone who charges to 100% (20% power - give or take depending on the accuracy of the battery meter is a lot, and probably far more than most people will see in a year. By then, you'll still have used up more charge cycles and your battery capacity will be less than when you first got the phone.
Basically, what I'm saying is that there probably isn't a lot that can be done to significantly improve the battery longevity over time. Sure, there are some ideas on "best practices" but just how much difference is it going to make?
Sent from my SM-G930W8 using Tapatalk

Devhux said:
There are so many misconceptions about batteries! Everyone will say something different, so use the phone the way you want and enjoy it.
The truth is that a lot of the so-called "claims" about best practices have not been proven (hence why there's so much misunderstanding). Yes, high heat can indeed be bad for batteries, but there hasn't been much proven as to how much quick charge will take out of long-term battery life. Same goes for the "charge to 80% theory" - if you keep that mindset you'll always have less battery life than someone who charges to 100% (20% power - give or take depending on the accuracy of the battery meter is a lot, and probably far more than most people will see in a year. By then, you'll still have used up more charge cycles and your battery capacity will be less than when you first got the phone.
Basically, what I'm saying is that there probably isn't a lot that can be done to significantly improve the battery longevity over time. Sure, there are some ideas on "best practices" but just how much difference is it going to make?
Sent from my SM-G930W8 using Tapatalk
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well, most fearing part is that this claim has been given by Battery University.
Yeah, we cannot prolong battery life forever, but im not keeping phone forever either, i want to get best results around about year or two, so my goal is to save battery as long as i can, no matter of cost or "No" to habits... so what you think, charging all time to 20-30->100% will not change situation that much about 1-2 years?
Sent from my SM-G930F using XDA-Developers mobile app

dude, just charge it whenever you want and that's it, why complicating ? My gf's lg g2 has same battery life for 3 years, and I can tell you she doesn't give a f*** when and at what percentage she will charge him. peace

NeoDJW said:
dude, just charge it whenever you want and that's it, why complicating ? My gf's lg g2 has same battery life for 3 years, and I can tell you she doesn't give a f*** when and at what percentage she will charge him. peace
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exactly that it is... they said that charging like that will preserve battery longevity and always charging to 100% will degrade it so it means ur gf does it right?
exactly that is my concern, i love to charge it 100% always...
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Related

Poor Battery Life on NS?

I'm going to try to purchase my Nexus S before class tomorrow when they open. Don't want to take any chances on it selling out. Would it be wise to turn it on and use it a while during the morning? Or does the battery need to be fully charged before using it to condition it and ensure a good battery life? I've read many battery tips but i'm still a little confused on whats better for a new battery.
CaliLove310 said:
I'm going to try to purchase my Nexus S before class tomorrow when they open. Don't want to take any chances on it selling out. Would it be wise to turn it on and use it a while during the morning? Or does the battery need to be fully charged before using it to condition it and ensure a good battery life? I've read many battery tips but i'm still a little confused on whats better for a new battery.
Click to expand...
Click to collapse
When you get it, deplete it, but do not let it die. Ever. Then just cycle it normally.
zachthemaster said:
When you get it, deplete it, but do not let it die. Ever. Then just cycle it normally.
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What do you mean by "die".... like to 0%, if so what should we take it down to?
azn2050 said:
What do you mean by "die".... like to 0%, if so what should we take it down to?
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Yes, by letting your battery "die", per se, you're letting it deplete to 0%. I'd say for safe measure, between 5%-9%. But if you're in the vicinity of a charger take it down to 2%. If not, turn it off at 5%, then plug it in before powering it back on. My devices' daily life lasts so long (on all devices I own) because I properly know how to cycle a battery.
If you let your battery die (0%), it'll lose more and more charge (on a 0.00% level) every time. When you get it tomorrow though, it should have ~50%-60% charge.
CaliLove310 said:
I'm going to try to purchase my Nexus S before class tomorrow when they open. Don't want to take any chances on it selling out. Would it be wise to turn it on and use it a while during the morning? Or does the battery need to be fully charged before using it to condition it and ensure a good battery life? I've read many battery tips but i'm still a little confused on whats better for a new battery.
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Click to collapse
There's no need for that, only if it doesn't have any juice.
More info: batteryuniversity dot com
Battery life?
So how are your batteries doing? Mine is kind of crappy. What supposedly changed in 2.3? I see no difference in the reporting of apps in Battery Use and they took away Battery History in the hidden system settings. Where is the graph everyone talked about?
You gotta give it a few charging cycles for the battery to reach it's full potential. Give its few days, you'll notice it will get better after you charged it a few times.
Sent from my Nexus S using XDA App
The battery life on mine is chugging along pretty well. I gave it a full charge before hitting the streets. Its been 4 hours with wifi and GPS on with a couple dozen pictures taken and a bunch of apps dl and installed. used maps 5.0 and periodically hit the GPS for my position getting really good accuracy while driving and the battery level still has a little more than 4/5s battery life still remaining
Sent from my Nexus S using XDA App
hah2110 said:
So how are your batteries doing? Mine is kind of crappy. What supposedly changed in 2.3? I see no difference in the reporting of apps in Battery Use and they took away Battery History in the hidden system settings. Where is the graph everyone talked about?
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You haven't broken it in yet, use your brain.
The phones barely been out that long, it takes a while to have good statistics about battery life.
Myth on lion
rashad1 said:
You haven't broken it in yet, use your brain.
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Sent from my Nexus S using XDA App
I haven't even reached the full 100% charge yet, been using it then charging it some then using it then charging it some. Lol
hah2110 said:
So how are your batteries doing? Mine is kind of crappy. What supposedly changed in 2.3? I see no difference in the reporting of apps in Battery Use and they took away Battery History in the hidden system settings. Where is the graph everyone talked about?
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hah2110 said:
Myth on lion
Sent from my Nexus S using XDA App
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That's funny because every company that sells back up batteries tell you to go through 4-5 full cycles before it reaches its potential. I guess you're right, and they're all wrong.
They are wrong. Google it
Sent from my Nexus S using XDA App
Battery
how do I train my battery it was halfway charged when i got it do I let it die and then put it on the charger thanks!
EDIT:WRONG SECTION DELETE THIS MODS!
I've always charged all the way up then ran the battery all the way down, then charged all the way up again. Then periodically, I will run the battery all the way down just to give it a little exercise. So far out of all the cell phones I have had I have had 1 battery go bad on me, that was 8-10years ago.
Battery
how do I train my battery it was halfway charged when i got it do I let it die and then put it on the charger thanks!
matter of opinion really.... I would kill it by playing with it.... then do a full charge
that is what I am doing
Generally the suggested method is to charge it for 8-12 hours as soon as you can, then use it until it gets very low, then charge for another 8-12 hours. Do this cycle about 3 to 4 times and you've got yourself a healthy battery.
Killing the battery entirely, despite popular belief, can have some negative effects on its health. Especially during is conditioning phase.

[Guide-Tip]Maximizing battery life and maintenance[Guide-Tip]

Know your battery & maximize it [Lithium-Ion]​
I understand each has it's own way of fighting this never-ending battle, since battery is something we can never have enough of. It's always good to squeeze an hour more or prolong the healthy live of a battery as much as possible. Some are lucky to have removable battery so we can replace it with ease, while others with uni-body design smartphones are pretty much stuck (unless you wanna spend some relatively big bucks) with the one their phone came with. So maintaining it is quite important.
"There is no black and white in the battery field, only many shades of gray. The battery behaves much like us folks — it’s a black box with a mind and mood of its own; it’s mystical and unexplainable. For some users, the battery causes no problems at all; for others it’s nothing but a problem."
Isidor Bauchmann
Anyways, let me share you my way of taking care of a battery and my settings that I use to extend battery life as much as possible (my Screen on Time SS bellow). Again, it is the way i use, operate. It's far from perfect.
Disclaimer: I am not an expert on batteries nor Android, it's simply knowledge/info what I gathered through my time with Android smartphones. Everything I know I read somewhere (article on net or post right here on XDA or some other forum.) Nothing you'll see here is my credit!
First I'm going to cover maintenance (charging), then my software setup, and lastly a way of "calibrating" a battery.
1. MAINTAINING Li-Ion battery
Let me just say there are many theories out there about how to maintain a battery. I've seen many times that you should charge the to max (100%) and discharge them to min (0%) as batteries have so called "memory", thus you wan't to fully charge&discharge so that battery doesn't get "lazy" or rigid. This is just wrong. Misconceptions like that are very common! Some guy even said it was written in product manual when he bought a video camera back in 2005. Guess that Canon just printed "common" knowledge back in 2005.
The fact is, batteries are prone to age due to corrosion! We can influence that ageing with proper care...
The fact is that you should keep your battery state between 20-80%... Charging your battery to 100% and discharging it to 0% is considered stressful for the battery. Also, fast-charging is not the best way of charging. Pushing higher voltage is also more stressful for the battery and chemical reactions within, than charging it with lower voltage. Yes, "fast-charge" with higher voltage will speed up the Stage 1 of a charge and reach 70% of a charge quicker, but Stage 2 - saturation charge will take longer. If you are in a hurry and need some juice, that's good and comes in handy. New devices like Note4, Nexus6 and others promote fast-charge and brag how fast can you charge your phone to 70% (like just in 35 minutes you'll reach 70%). You might notice that in-fact phone says 70% when you unplug your phone from the charger, but battery will probably also drop faster than normal. That is because Stage 1 was complete in a very short time, but Stage 2 (saturation charge) never kicked in.
But as said, full charge is not even preferable for Li-Ion based batteries. I'd say you should make a full charge when you know your day will be long. But if possible, on a daily basis you should keep the battery level from 20-80%. That way you won't put battery through much stress and prolong overall battery life. Also, using a lower amped/voltage charging is preferable. I often charge my phone with computer via USB cable. It takes 4 hours or even more to charge my Note 3, but this way it is way less stressful for the battery. Some battery manufacturers intentionally limit chargers to stop charging after Stage1, to prolong overall battery life.
Also, when battery is charging it heats up and battery gets agitated so battery readings can be a little off. It needs to cool down so it reaches equilibrium and battery readings will be accurate again. This might sometimes explain why battery seems to unreasonably drop and after some light usage it stays on certain percentage or drop with normal rate... (battery level readings can be accurate to certain extent....)
So to sum up: slow charge and keeping battery percentage off of extremes are 2 things your battery will appreciate...
Also, temperature is also an enemy. We'll get to that in 2nd topic below.
2. MY SOFTWARE/HARDWARE Setup
First of all, a base for a good battery life is good ROM and battery efficient kernel. If those are bad, you'll have hard time (maybe even impossible) to reach a good run. I happen to use @temasek ROM & kernel that happen to be very battery efficient.
If you are root, you should take that advantage and install some apps that will help you with battery life.
I (and many others...) use these:
- wakelock detector
- faux clock ,
- Battery Stats plus,
- and Better battery Stats for keeping an eye on apps that eat your battery the most.
You can use wakelock detector to see if there is any app that is preventing your phone to go to deep sleep thus draining your battery by keeping CPU at a higher rate. If you have a wakelock blocker built in your ROM great, if not you can try wakelock terminator. I haven't tried it as it is a built-in function in Temasek's ROM. Also, i think i shouldn't be even mentioning how much of a battery hog a display is. Keep your brightness as low as possible, turn Wi-Fi on when you need it as well as data connection, GPS and NFC. I only turn those on when needed.
There's also well known myth about clearing Recent's from RAM. Don't do that. Re-loading apps from storage to RAM over and over again is time & electricity (battery) consuming. Keep those apps in RAM, Android does hell of a good job managing it. It's not like Windows environment (or any OS for devices with unlimited electrical supply - not battery driven). Good cellphone reception is also worth mentioning. Avoid areas with low reception as phone tends to constantly search for new cell towers with better receptions - huge battery hog.
The second one is a kernel tweaker. There are plenty out there. I use this one (a good purchase, one of the best i've done) as it has a ton of options. I think the best way of sharing my settings is via Screen Shots. They are attached below.
Sure there are plenty of options to tailor to your needs. Choosing a suitable governor for your needs is essential, however there are some settings i (and many others) would advise you to stick to.
CPU Hotplug intelliplug (instead of stock MPDecison)
Intellithermal Thermall manager (instead of stock one) + lowering Temperature as seen in SS below
Battery Throtling with values seen in SS below
Here is where you can limit your battery to reach higher temperatures than healthy level. If your battery gets too hot while charging (or use) you should unplug the charger (or discontinue heavy task). Not only for the sake of battery but phone overall...
There are other apps that prolong (or at least say that they do) like Greenefy (probably the most efficient one, and loved one by most users), battery saver and others..... I do not use those.
Edit:
3. "CALIBRATING" BATTERY
I put that in quotation marks as it is not (at least i haven't found) scientifically confirmed. However, from time to time i tend to preform this treatment... As stated before, fully charging&discharging is not the top-best treatment for batteries. It lasts longer in a short term but shortens it's healthy life in long term. But from time to time i do put my battery to this stressful cycle. It could be a placebo effect not really helping at all... Even more, as stated above, fully charging and discharging is not advised because it puts battery through a lot of stress!
Drain the battery complitely flat (phone shuts itself down)
Put your AC cord in and let it charge for arround 3 hours while phone is OFF
Unplug and turn your phone ON
Let it rest for some half an hours (don't use it, you don't want to put too much stress to battery))
Put AC kable back in and charge it for another 30 minutes or so
"Super-charging" your phone like that ought to calibrate your battery. This shouldn't be done on a regular basis as you put your battery level to extreme thus stressing it.... As said, it is unconfirmed method but i tend to do it from time to time (once every 2 months).
Again, this is something that has not been tested. It might be a placebo or smth. However, here is the source: http://forums.androidcentral.com/htc-one-s/174458-how-calibrate-battery.html
This method is for nickel cadmium batteries who suffer memory effect. Thanks to reddit user r/Saicotic for informing about my misinformation.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
This is it. This is what i've learned about batteries and how i do it. It is by no means a perfect set-up! Please let me know if you know about a better set-up (kernel tweaks), any good app or any other info on how to extend battery life.... Please let me (us) know.
SS:
Main source of info: http://batteryuniversity.com/
Screen shots in a .rar file if you can't open those...
Thanks for this, but I can't make out pics on mobile?
Sent from my SM-N900W8 using XDA Free mobile app
tkjeeper said:
Thanks for this, but I can't make out pics on mobile?
Sent from my SM-N900W8 using XDA Free mobile app
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You can't see them? Do you see at least thumbnail?
I've added a .rar file to download...
I see them, but too blurry to make out info
Sent from my SM-N900W8 using XDA Free mobile app
Sent from my SM-N900W8 using XDA Free mobile app
tkjeeper said:
Sent from my SM-N900W8 using XDA Free mobile app
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Weird, i can see them just fine on my phone, as well does my friend. Well, i've attached HQ photos in a form of rar file.
tkjeeper said:
I see them, but too blurry to make out info
Sent from my SM-N900W8 using XDA Free mobile app
Click to expand...
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Click on the image and you got 2 options. 1st is view in gallery
2nd is follow the link.
Choose 2nd one and image will be opened in the browser. It is so clear and original images that were uploaded.
satslu said:
Click on the image and you got 2 options. 1st is view in gallery
2nd is follow the link.
Choose 2nd one and image will be opened in the browser. It is so clear and original images that were uploaded.
Click to expand...
Click to collapse
No, I don't get 2 options, they open like the pic I posted, but ty
Sent from my SM-N900W8 using XDA Free mobile app
ryanrazer said:
Also, fast-charging is not the best way of charging. Pushing higher voltage is also more stressful for the battery and chemical reactions within, than charging it with lower voltage. Yes, "fast-charge" with higher voltage will speed up the Stage 1 of a charge and reach 70% of a charge quicker, but Stage 2 - saturation charge will take longer. If you are in a hurry and need some juice, that's good and comes in handy. New devices like Note4, Nexus6 and others promote fast-charge and brag how fast can you charge your phone to 70% (like just in 35 minutes you'll reach 70%). You might notice that in-fact phone says 70% when you unplug your phone from the charger, but battery will probably also drop faster than normal. That is because Stage 1 was complete in a very short time, but Stage 2 (saturation charge) never kicked in.
Click to expand...
Click to collapse
Actually, this point is currently in contention among material scientists.
I think most li-ion cells in mobile devices are probably geared toward 1.2A or higher. Charging via USB at 0.5A is probably detrimental in the way Chueh et al describe. I agree fast-charging to top-off battery is probably suboptimal due to heat generation, but I'm current students indicate fast-charging at reasonable temperatures is better than slow-charging in general. Slow-charging does yield greater charge saturation, which is the most likely contributor to lithium salt precipitation.
Fast charging at 2.4A probably isn't too bad, as long as you keep temperatures reasonable. The only reason you shouldn't top off at 2.4A is because your battery will saturate but will continue charging due to voltage delay. Thus, heat is generated as a direct result of excess charge (inherent to li-ion). However, modern fast-charging adapters and devices will reduce current when the battery nears full saturation. It's possible that devices using hacked fast-charging don't realize attenuation and thus unexpectedly shorten battery lifespan.
I use Amplify (xposed module) which I can recommend.
http://forum.xda-developers.com/xposed/modules/mod-nlpunbounce-reduce-nlp-wakelocks-t2853874
Sent from my SM-G900F using XDA Free mobile app
What does this mean. Did the phone crash
Sent from my LG-D802 using XDA Free mobile app
there is no 2 option for me
Mo.
Sm-n900
samrox144 said:
What does this mean. Did the phone crash
Sent from my LG-D802 using XDA Free mobile app
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Phone had a restart, if you did not do anything on your own.

So I bought a refurbished Nexus 5. Think they cheated me on the battery? :)

Sent from my Nexus 5 using XDA Free mobile app
In short: I think your battery is fine.
In long: Batteries are incredibly complex units, with slight allowable tolerances on the actual total mAh charge the battery can hold. I don't know the tolerances these batteries are built to, but they are not exactly 2300 mAh. I don't use the app you took a screen-shot of and the numbers aren't explained, so they mean nothing to me. I have no idea what they are trying to tell me, though I could make some assumptions that are probably wrong to some extent.
Also, an important thing to remember about lithium batteries is they do not tolerate a full discharge. This will damage the battery (irreparably). OEM's implement a floor at somewhere around 5-10% battery charge to prevent the consumer from either accidentally or intentionally fully discharging the battery. This is why the device will boot up on a low battery (after low battery shutdown). But it will immediately initiate shutdown again to prevent battery damage (or at least limit it). There is a great thread about lithium batteries in phones here: http://forum.xda-developers.com/showthread.php?t=1168036. The point I'm making here is that app will never show a complete 2300 mAh of battery usage because the batteries circuitry will not allow it. So, if I understand that apps numbers correctly your battery capacity is probably ok.
Keep in mind this post was by a 3rd party and not a battery engineer, but most of the advice is pretty sound (I'm not a battery engineer either, but I am a Mechanical Engineer and most of his comments pass a sanity check).
Thanks for the long reply. I'm puzzled by this really because my SOT is barely 2.5 hours on a good day. I currently lack a SIM (waiting on one) and I have been just using airplane mode with WiFi on. My drain with screen off is somewhere around 2%. I am running M rooted with elementalx and I have a -50mv under clock across the board. I'm also using the conservative governor at the moment. I have greenified everything except Facebook and my last power cycle only showed the screen, system and WiFi as the only things consuming battery. My screen brightness is cranked way down. On battery I can pretty much see it dropping at a rate of 30%/hr with the screen on. If I under clock to 1.2ghz I get closer to 20%/hr. Currently I can't even get through a 16 hour day with light usage. I'm reading consistent reports of 4-5 hour SOTs with some power conservation and frankly I don't know what more I could do other than under clock to 500mhz which I must say us pretty laggy. Yeah I know draining to 0 is bad, but it looks like I don't have much choice right now or I could just leave it on charge all day. Awesome. I think I should try swapping the battery. My current problem is finding a good source for a genuine oem battery.
Sent from my Nexus 5 using XDA Free mobile app
I think this is the worst battery life I've ever had from a phone. I'm pretty sure my G1 was nowhere near this bad but I do remember eventually moving to an extended battery.
Sent from my Nexus 5 using XDA Free mobile app

Fast charging

Is fast charging on the S7 ok for the battery or it damages it by time ? I mean i want my phone to hold on for at least 3 years.
Should i disable this option to increase the total battery health ?
With or without fast charging...batterys dont last 3 years.
Sent from my SM-G930F using XDA-Developers mobile app
olafsand said:
With or without fast charging...batterys dont last 3 years.
Sent from my SM-G930F using XDA-Developers mobile app
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Umm yes they do... They last way longer than that actually. They just won't have the capability to hold the full charge amount (in mAh) anymore.
InsanePostman said:
Umm yes they do... They last way longer than that actually. They just won't have the capability to hold the full charge amount (in mAh) anymore.
Click to expand...
Click to collapse
It may not have dawned on you yet but that battery does not "hold the full charge amount (in mAh) anymore" is in most users mind the very definition of "my f****** battery is gone"!
With the all the pressure on the manufacturers to make the batteries small and the urge to build faster units the usable battery lifespan takes a hit. Even a 20% shorter battery charge time feels frustrating when heavy users may already struggle to make it last a full day with some phones.
So, "way longer than that" (3 years)…? I don’t think so!
So as a conclusion should I DISABLE FAST CHARGING OR NOT?
RootNightmareX said:
So as a conclusion should I DISABLE FAST CHARGING OR NOT?
Click to expand...
Click to collapse
I have never heard anyone being able to prove fast charging causing shortened battery life. There are a lot of guessing around, but the only difference I have seen is that the phone gets slightly warmer to the touch both after fast charging with cable and wireless. Not so hot so that I would suspect damage. After all, since the charging ends a lot faster the total amount of heat surely isn't higher than that with slow charging. Using the phone will sometimes make it warmer than this.
One could perhaps suspect a higher risk for fire with fast charging, but there is no proof for that either.
The choice is yours!
RootNightmareX said:
So as a conclusion should I DISABLE FAST CHARGING OR NOT?
Click to expand...
Click to collapse
If you want battery to last longer you do not need to disable anything, instead follow these steps
1. Charge battery to 80 - 85% and not 100%. Stop leaving it overnight.
2. Don't let it fall to 0%, keep it between 20 - 80% charge.
3. Do use phone while charging. You do not want battery heating up.
4. Top up the battery in between your day but keep it within the range above.
5. Keep phone away from to much subglight or warm temperatures. Heat is the biggest enemy of Li-on batteries.
Sent from my SM-G930F using Tapatalk
takerhbk said:
If you want battery to last longer you do not need to disable anything, instead follow these steps
1. Charge battery to 80 - 85% and not 100%. Stop leaving it overnight.
2. Don't let it fall to 0%, keep it between 20 - 80% charge.
3. Do use phone while charging. You do not want battery heating up.
4. Top up the battery in between your day but keep it within the range above.
5. Keep phone away from to much subglight or warm temperatures. Heat is the biggest enemy of Li-on batteries.
Sent from my SM-G930F using Tapatalk
Click to expand...
Click to collapse
This might have been true many years ago for on old generation of batteries and phones, not for the batteries and smart phones of today. You cannot damage the battery by over charge, there is automatic over charge protection.
You equally cannot do harm to the battery by using it all the way down. There is protection against this also. The system will sense when it is approaching the level that will do any damage at all to the battery and shut down.
No need to worry, just use your phone. There is nothing you can do to make the battery better or worse!
gerhard_wa said:
This might have been true many years ago for on old generation of batteries and phones, not for the batteries and smart phones of today. You cannot damage the battery by over charge, there is automatic over charge protection.
You equally cannot do harm to the battery by using it all the way down. There is protection against this also. The system will sense when it is approaching the level that will do any damage at all to the battery and shut down.
No need to worry, just use your phone. There is nothing you can do to make the battery better or worse!
Click to expand...
Click to collapse
So i can enable fast charge and full charge/discharge the phone without any risk?
gerhard_wa said:
This might have been true many years ago for on old generation of batteries and phones, not for the batteries and smart phones of today. You cannot damage the battery by over charge, there is automatic over charge protection.
You equally cannot do harm to the battery by using it all the way down. There is protection against this also. The system will sense when it is approaching the level that will do any damage at all to the battery and shut down.
No need to worry, just use your phone. There is nothing you can do to make the battery better or worse!
Click to expand...
Click to collapse
No you are getting it wrong. Don't leave overnight not because it over charges but the fact that you don't want to go upto 100%. Plus everytime you go to 0 battery loses it one cycle. Whatever I say is based on Google research and latest research so it still holds true. For battery longevity never take it to extreme and avoid heating it.
RootNightmareX said:
So i can enable fast charge and full charge/discharge the phone without any risk?
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You should Google or see YouTube videos. What I advise you is based on that research. Almost 99% people advise what I said. Rest is upto you.
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takerhbk said:
No you are getting it wrong. Don't leave overnight not because it over charges but the fact that you don't want to go upto 100%. Plus everytime you go to 0 battery loses it one cycle. Whatever I say is based on Google research and latest research so it still holds true. For battery longevity never take it to extreme and avoid heating it.
You should Google or see YouTube videos. What I advise you is based on that research. Almost 99% people advise what I said. Rest is upto you.
Sent from my SM-G930F using Tapatalk
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So the most recommanded tips are: stay at 25-75% battery and try to not heat battery and disable fast charge?
RootNightmareX said:
So the most recommanded tips are: stay at 25-75% battery and try to not heat battery and disable fast charge?
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Disable fast charging if it heats up your battery too much. Otherwise no need.
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gerhard_wa said:
It may not have dawned on you yet but that battery does not "hold the full charge amount (in mAh) anymore" is in most users mind the very definition of "my f****** battery is gone"!
With the all the pressure on the manufacturers to make the batteries small and the urge to build faster units the usable battery lifespan takes a hit. Even a 20% shorter battery charge time feels frustrating when heavy users may already struggle to make it last a full day with some phones.
So, "way longer than that" (3 years)…? I don’t think so!
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That is a generalization based upon nothing but your personal opinion. All I said is that batteries absolutely last longer than 3 years.
Try this app.
https://play.google.com/store/apps/details?id=com.digibites.accubattery&hl=pt_PT
It gives information about charge/discharge and also battery health based on your use.

Charge to 80% or 100% ?

I've been an avid follower of Accubattery and keeping my battery from degrading...BUT I'm curious if anyone knows, is this still a thing in 2020 with the N20U?
https://accubattery.zendesk.com/hc/en-us/articles/210224725-Charging-research-and-methodology
They appear to have sound research on it but wondered if anyone else has information about it?
Huh? I've been charging my phones to 100% since 2008. Don't worry about it.
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I think it stands for old batteries and chargers, that charged them at a constant rate while lithium ones are sensitive to heat (at least) and need variable voltage and current depending of their actual charge level or they degrade faster over time.
And that exactly what the Power Delivery standard does which Samsung phones are compliant since the Note 10 if I'm not wrong.
So i wouldn't mind charging to 100%
I've been charging my phones to 100% and leaving them on the charger overnight for years! I've never seen any noticeable degradation of the battery life due to this.
Brava27 said:
Huh? I've been charging my phones to 100% since 2008. Don't worry about it.
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Pretty much this lol.
I try not to leave them on the charger all night these days but I did that for years also and no issues either.
Not worth the hassle for me. I've had slight battery degradation if I keep a phone two years, but hardly worth daily struggles. I usually upgrade after a year anyway, haha.
force70 said:
Pretty much this lol.
I try not to leave them on the charger all night these days but I did that for years also and no issues either.
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We also change phones every 6-12 months [emoji1787]
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Brava27 said:
We also change phones every 6-12 months [emoji1787]
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Haha yeah thats a good point...never have one long to even think about battery issues lol
I charge my Note 10+ to 80% and Accubattery shows battery health at 99.95%
I have noticed battery health falling about 8% in one year of use if you always charge to 100%. That being said, I think Samsung has improved batteries a lot and Note10+ onwards use special battery that degrades slower than previous devices
The old 40%-80% was for older technology batteries. Even then it only extended the battery life marginally, and only over many years. it's not like it's a magic cure to make your battery last a significantly long time.
Just charge the phone to 100% whenever you need to, and don't worry about how often yo need to charge it. Battery technology has come so far, and it doesn't matter how often you charge them or how high. There's technology in there to stop charging once it reaches 100% so that it doesn't overcharge.
On the Tab S tablet and under the charging setting there's a protect battery toggle where it will charge the battery to 85%.
I don't know why they don't have this option on their phones but I'm not sure how necessary it really is.
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I still do the 20%-80% thing...lol...
I'm kinda OCD
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I had great success on my note 9 with the 80 percent charge. Over the long haul it seemed to me to keep getting better. I am doing it now to see how it goes . I also avoid fast charging as much as possible to see if that helps as well. I wasn't aware that they made changes since the note 9 ,so maybe it's all for nothing.
Sent from my Samsung SM-N960U1 using XDA Labs
I seem to be on a “how to” kick this AM .... so I understand the debate about 80 vs 100
But how in the heck do you guys actually accomplish only charging to 80%?? I’m so busy I can’t remember to do half the stuff that I really need to remember , let alone remember to take my phone off the charger.
Also do you guys just turn of all 3 of the “fast charging” options in the settings , unless you need them at a particular time?
jcrompton said:
I seem to be on a “how to” kick this AM .... so I understand the debate about 80 vs 100
But how in the heck do you guys actually accomplish only charging to 80%?? I’m so busy I can’t remember to do half the stuff that I really need to remember , let alone remember to take my phone off the charger.
Also do you guys just turn of all 3 of the “fast charging” options in the settings , unless you need them at a particular time?
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I used to turn of all fast charging options. I also would find a routine where the time needed to charge matched the time I was doing something without the phone. For me in the morning when getting ready for work was the best time . Had it down to a science, and the alarm from accu battery helps me as well. It does go kinda rough at first, but after a month or so , I did notice that the charges to 80 lasted longer, then it was down to once a day.
Sent from my Samsung SM-N960U1 using XDA Labs
I bought this nifty little gadget called a Chargie (chargie.org). DHL/USPS still jerking me around on delivery so I've not yet received it, but oddly excited about trying it.
Have you guys noticed with wireless charging the phone is still warm after reaching 100 percent.
Chargi
k.babymamma said:
I bought this nifty little gadget called a Chargie (chargie.org). DHL/USPS still jerking me around on delivery so I've not yet received it, but oddly excited about trying it.
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Woow this is exqactlz i was looking for thanks
borijess said:
Have you guys noticed with wireless charging the phone is still warm after reaching 100 percent.
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Did you finally get and does it work well as advertised?
I opened a separate thread some time ago and people advised to use 30-80 range. I also have Accubattery and follow this principle religiously. However, no matter how I do it, the power charge cycle goes up like crazy. My phone is 2 weeks old and the cycle is now 15 whilst it says the average life is 400-500 cycles. I never bothered about this with my previous phones but don't know what to do with this one. I want it to serve for at least 2 years before I upgrade.

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