Saving the power - Touch Diamond2, Pure Android Development

What can more save the power as below?
Turn off wifi
Turn off data
Turn off GPS
Turn off vibration for gestures
LCD setings
pm.sleep_mode=1
Underclocking to acpuclock.oc_freq_khz=400000
Better launcher ? If yes how much it help.
Have shortcuts instead widgets? If yes how much it help.
Something else ?
Thanks for your tips.

Turn off auto-sync.
Do not install too many apps.
Use stock launcher.
Whether widgets run heavier on the battery? - I don't know, but I can imagine that, so try to use a "clean" homescreen. pm.sleep_mode=2 is better for Over/underclocking (then calls work perfect although the device is in sleep-mode).
Try not to use it for just a couple of seconds, which means do not press wake, sleep, wake, sleep within a minute.
Kill every notification which is there - this takes battery-life too! :-O and let a taskkiller close every app every 5-minutes or when the device goes into sleep mode.

Turn off the cell and do not use it at all

zooster said:
Turn off the cell and do not use it at all
Click to expand...
Click to collapse
if you're using bad kernel even that drains your battery!

wavesshock said:
let a taskkiller close every app every 5-minutes or when the device goes into sleep mode.
Click to expand...
Click to collapse
Definitely don't do that
http://lifehacker.com/#!5650894/and...ed-what-they-do-and-why-you-shouldnt-use-them

Corwen said:
Definitely don't do that
http://lifehacker.com/#!5650894/and...ed-what-they-do-and-why-you-shouldnt-use-them
Click to expand...
Click to collapse
Thanks. But for me is out, maybe there'll be better performance and battery life.

Turn off vibration for gestures
LCD setings
In my way.

Related

Why does not Note get into sleep mode?

I have a galaxy note, upgraded to the last version of 2.3.6 (JPLA1).
After upgrade i relized that the battery life has decreased. Then i made a factory reset. However, my phone does not stay in deep sleep mode very long. Actually it stays awake during whole night.
What could be the cause of this problem???
I have taken screen shots, attached...
ardicli2000 said:
I have a galaxy note, upgraded to the last version of 2.3.6 (JPLA1).
After upgrade i relized that the battery life has decreased. Then i made a factory reset. However, my phone does not stay in deep sleep mode very long. Actually it stays awake during whole night.
What could be the cause of this problem???
I have taken screen shots, attached...
Click to expand...
Click to collapse
the best although a bit demanding way is to check with BetterBatteryStats,
you could also try disabling not-absolutely-necessary features (GPS, some data syncs etc.) to check which decreases battery consumption,
there's also Autorun Manager with which you can disable unnecessary startup apps (lots of them are set to autorun after device start, some may try to update over the net too frequently)
I wonder what firmware you're on... mine (LB1) shows wifi status on the summary screen as well. my phone used to stay awake all night too, until I started turning off wifi for the night (FYI, I shut down the cell data connection when I arrive home, so it's not on for the night either)
leppo said:
I wonder what firmware you're on... mine (LB1) shows wifi status on the summary screen as well. my phone used to stay awake all night too, until I started turning off wifi for the night (FYI, I shut down the cell data connection when I arrive home, so it's not on for the night either)
Click to expand...
Click to collapse
Mine is LA1.
And my wifi is off as well as data connection during the night.
Also i realized something wierd. If i activate 3g, Android OS drains battery more than 70% percent. If i activate 2g, then Android OS drains only 10-15%. DAta connection is on for both. There could be a problem with the LA1 kernel maybe but i am not sure.
From what i've read, while (really) sleeping, the note shouldn't take more than 5%, and that seems normal/logical to me. But in my case, it drains 70% and it seems even in plane mode, i just don't get it...
p107r0 said:
the best although a bit demanding way is to check with BetterBatteryStats,
you could also try disabling not-absolutely-necessary features (GPS, some data syncs etc.) to check which decreases battery consumption,
there's also Autorun Manager with which you can disable unnecessary startup apps (lots of them are set to autorun after device start, some may try to update over the net too frequently)
Click to expand...
Click to collapse
+1 betterbatterystats
Sent from my GT-N7000 using XDA
Try disabling Fast Dormancy, it does generate wakelocks on my SGN as my network doesn't support the feature.
Dial *#*#9900#*#* and select "Disable fast dormancy".
That's good for reducing some wakelocks anyway.
knightnz said:
Try disabling Fast Dormancy, it does generate wakelocks on my SGN as my network doesn't support the feature.
Dial *#*#9900#*#* and select "Disable fast dormancy".
That's good for reducing some wakelocks anyway.
Click to expand...
Click to collapse
If I dial that the phone just dials that number. Did I do something wrong here?
lukabike said:
If I dial that the phone just dials that number. Did I do something wrong here?
Click to expand...
Click to collapse
I tried it and it worked as expected. Are you entering the full string (both numbers & symbols) on the default phone dialer?
*#*#9900#*#*
two_handed said:
+1 betterbatterystats
Sent from my GT-N7000 using XDA
Click to expand...
Click to collapse
I installed betterbatterystats but i did not get it very much.
Should i check something or change some of the settings?
or the program does what is necessary by itself?
I think this is not the case because my phone still does not enter into sleep mode.
@knightnz
I disabled fast dormancy. But i like to ask something.
What is fast dormancy?
Edit: I checked my phone now. There left 75% battery after 10 hours less than normal use. Data and 3g is on. However i unchecked "backup my data". I think this made me gain 10 hours of battery life
BadAss Battery Monitor (free)
Press menu and "App sucker". Go to "wake ups" or something like that. Let the phone run in standby for some while before checking. I bet it's an app that won't go to sleep.
I used to get this quite often but I found a way to stop it. Basically when i disconnected the charger when the screen was off the phone always stayed awake the only way to put it back to normal was to reset the cache in download mode. So i tried disconnecting the charger after putting the screen on first ( unlock phone) and it never happened again.
sent from my galaxy note using tapatalk
LordManhattan said:
BadAss Battery Monitor (free)
Press menu and "App sucker". Go to "wake ups" or something like that. Let the phone run in standby for some while before checking. I bet it's an app that won't go to sleep.
Click to expand...
Click to collapse
I have installed BetterBatterStats. When i checked partial wakelocks, the higher count is for AlarmManager (Android System). And the higher percentage (0,5%) is for PowerAMP.
Does this mean anything?
May i ask, how many % does your note consume every x hours? Making a report with your kernel/rom would be good, don't you think? Maybe a poll?

No deep sleep -> how to identify the cause?

Hey guys --
I did a search and while there is much discussion of deep sleep problems, there is no clear way I could easily find to identify the cause.
I have CM7.20, the MiRaGe latest build on my NC, with the settings listed in my thread (see the sig). Recently I noticed that it is not entering into deep sleep, indicated by losing ~20% battery while it is asleep overnight in about 8 hrs. Battery results tell me it's "WiFi" taking like 30% of the battery, which seems quite odd, since I had it set to turn off WiFi while the screen off unless connected to the charger.
Any clues on how to identify the problem with deep sleep?
As for usage, I am using my NC 99% of the time with the following apps:
Moon+ Reader (probably 70% of time)
YouVersion Bible app (most of the rest of the time)
Dolphin Browser HD (maybe 2% of the time)
Enhanced Email and MailDroid - very occasionally but they are checking mail on 15 min intervals when wifi is on.
I have a ton of other apps installed but I almost never use them except for these.
Any help on how to determine what is causing the NC to not go into deep sleep will be immensely helpful. I have a 2-week Euro business trip coming up next month and I would really like to solve this before then.
Thanks!
Better Battery Stats might help. Try turning off sync before bed and see if you still lose 20%. If so, it's definitely some app that's the culprit. Grab something that will tell you what program is using data and how much/how often and you should be able to isolate it pretty quick.
mr72 said:
Hey guys --
I did a search and while there is much discussion of deep sleep problems, there is no clear way I could easily find to identify the cause.
I have CM7.20, the MiRaGe latest build on my NC, with the settings listed in my thread (see the sig). Recently I noticed that it is not entering into deep sleep, indicated by losing ~20% battery while it is asleep overnight in about 8 hrs. Battery results tell me it's "WiFi" taking like 30% of the battery, which seems quite odd, since I had it set to turn off WiFi while the screen off unless connected to the charger.
Any clues on how to identify the problem with deep sleep?
As for usage, I am using my NC 99% of the time with the following apps:
Moon+ Reader (probably 70% of time)
YouVersion Bible app (most of the rest of the time)
Dolphin Browser HD (maybe 2% of the time)
Enhanced Email and MailDroid - very occasionally but they are checking mail on 15 min intervals when wifi is on.
I have a ton of other apps installed but I almost never use them except for these.
Any help on how to determine what is causing the NC to not go into deep sleep will be immensely helpful. I have a 2-week Euro business trip coming up next month and I would really like to solve this before then.
Thanks!
Click to expand...
Click to collapse
envygreen said:
Better Battery Stats might help. Try turning off sync before bed and see if you still lose 20%. If so, it's definitely some app that's the culprit. Grab something that will tell you what program is using data and how much/how often and you should be able to isolate it pretty quick.
Click to expand...
Click to collapse
OK, but it should be turning off wifi, and therefore sync for ALL apps, when it is asleep. Can an app override this setting? That's my guess, is some app is doing this. How can I ID that?
mr72 said:
OK, but it should be turning off wifi, and therefore sync for ALL apps, when it is asleep. Can an app override this setting? That's my guess, is some app is doing this. How can I ID that?
Click to expand...
Click to collapse
Like envygreen said use that app to track wakelocks. Even if wifi is off, some app may be applying a wakelock to try to sync.
leapinlar said:
Like envygreen said use that app to track wakelocks. Even if wifi is off, some app may be applying a wakelock to try to sync.
Click to expand...
Click to collapse
Alright, I'm on it
So last night I finished charging it and read for a couple of minutes, then put it to sleep to see how it went overnight.
My Wi-Fi sleep policy is set to turn off wifi when the display is off.
When I got up this morning I checked it and it had lost over 10% battery over night, and I checked BetterBatteryStats and I think it is going into deep sleep but maybe not shutting off wifi.
I have attached the screenshots from BetterBatteryStats, and I think I need help interpreting them and finding the cause.
ok, so here I am replying to my own thread... If I am reading this right it seems to be looking like my wifi is on the entire time, not only when the screen is on. Is this the right way to read this? In this case, it looks like "Wi-Fi sleep policy" being set to "When screen turns off" is not actually working... right?
mr72 said:
ok, so here I am replying to my own thread... If I am reading this right it seems to be looking like my wifi is on the entire time, not only when the screen is on. Is this the right way to read this? In this case, it looks like "Wi-Fi sleep policy" being set to "When screen turns off" is not actually working... right?
Click to expand...
Click to collapse
It sure looks that way to me too. It says wifi on 8 hours. Did you try toggling the setting a few times? Also you are on Mirage and he may have done something in his tinkering that messed that setting up.
leapinlar said:
It sure looks that way to me too. It says wifi on 8 hours. Did you try toggling the setting a few times? Also you are on Mirage and he may have done something in his tinkering that messed that setting up.
Click to expand...
Click to collapse
yeah I did toggle the setting on and off, and in fact before I had it set to "On during sleep if plugged" for a long time, recently changed it, thinking maybe this was the cause.
But it does appear that maybe this is what is killing the battery. There doesn't appear to be any network activity when the screen is off, just looks like the wifi radio is powered up.
Any advice?
mr72 said:
yeah I did toggle the setting on and off, and in fact before I had it set to "On during sleep if plugged" for a long time, recently changed it, thinking maybe this was the cause.
But it does appear that maybe this is what is killing the battery. There doesn't appear to be any network activity when the screen is off, just looks like the wifi radio is powered up.
Any advice?
Click to expand...
Click to collapse
Switch to CM7.2 stable?
leapinlar said:
Switch to CM7.2 stable?
Click to expand...
Click to collapse
Hmm. that seems like an extreme step, but maybe ... wonder how much of the snappiness I will lose.
EDIT: OK I switched to CM7.2 stable. Nice I didn't seem to lose any settings. Let's see how it goes. Thanks for the advice, I'll report back here if it still does the same thing.
Also uninstalled beautiful widgets... figured maybe that could be causing an issue.
Oh, and I probably had a SOD kernel patch applied... perhaps that was the problem too
guess I should change only one variable at a time for a good test, but in reality I just want to get it fixed and not really diagnose it.
I was having a similar problem...what I did was run the V6 supercharger script, granted i am running CM9 atm but it took care of any problems I had with battery life and wifi signal.
Question: does having WiFi on keep the phone from going into deep sleep at all?
I have found that my phone is not going into deep sleep. I checked what is holding wake locks, and the time with wake locks is way less than the time the phone has the screen off, so it appears it is not deep sleeping, even though there are not wake locks.
I have an extended battery, so I get good battery life, but always interested in improving it. But I also have this thought that if I have to turn everything off, and only synch when I turn the screen on, that is not ideal either.
ewingr said:
Question: does having WiFi on keep the phone from going into deep sleep at all?
I have found that my phone is not going into deep sleep. I checked what is holding wake locks, and the time with wake locks is way less than the time the phone has the screen off, so it appears it is not deep sleeping, even though there are not wake locks.
I have an extended battery, so I get good battery life, but always interested in improving it. But I also have this thought that if I have to turn everything off, and only synch when I turn the screen on, that is not ideal either.
Click to expand...
Click to collapse
Get CpuSpy free on play store. It will tell you exactly how much deep sleep you are getting.
Having wifi on all the time should not prevent deep sleep. Only when things use it does it come out of deep sleep.
leapinlar said:
Get CpuSpy free on play store. It will tell you exactly how much deep sleep you are getting.
Having wifi on all the time should not prevent deep sleep. Only when things use it does it come out of deep sleep.
Click to expand...
Click to collapse
I have CPUSpy Free, and that is how I know I am not getting deep sleep. My challenge now is to identify why.
OK, so it seems that CM7.20 stable definitely fixes things. I didn't flash the SOD fix, so maybe the SOD fix was preventing deep sleep before, or maybe something else in the kang build was preventing deep sleep with wifi on when the screen is on.
However the better battery stats still seems to say my wifi is never actually going off. I am not sure I am interpreting the results correctly. It looks like the wifi is on all the time even though it's set to turn off when the screen is off. But I can let the NC sit on my night stand overnight and lose only a couple of % where it was like 10+% before. I still think my problem was due to some app that updated and not the ROM because the problem started weeks after I last updated the ROM.

[Q] Screen Dims on low battery even when Power saver is turned off.

Hi,
My Screen Dims on low battery, even when Power saver is turned off. This behaviour shows since update to 4.1.
The integrated Power Saver is set to :
Turn Power saver on : at 50% battery level
Brightness : 50% Brigtness
Powersaver : OFF
But still when 5% Battery is reached, the screen goes totally dark.
So dark I cannot read it most of the time. I have to use my hand to cover for shadow, set the brightness up, and then I can use my phone again. This makes toe phone unusable when battery is low.
I hate this behaviour and would like to disable this.
How do I disable it ?
As mentioned, this was not the case with Android 4.0.3 (stock, rooted), it happens since I updated to 4.1.2 (stock, rooted)
The intuitive place to look ws the power saver, but those settings seem not to change anything.
I have searched the net and these forums, but could not find a place where to correct this settings.
I would like the screen to remain it's last setting, not dim at all.
Please help.
You didn't set the brightness to auto, did you? Because this is maybe the cause of dimming. I'm not sure but that's my first thought.
Sent from my LG-P880
Omario-242 said:
You didn't set the brightness to auto, did you? Because this is maybe the cause of dimming. I'm not sure but that's my first thought.
Sent from my LG-P880
Click to expand...
Click to collapse
Nope, tried both, auto and non-auto, in both cases when the 5% battery warning comes, screen is set to lowest possible level automatically, even in bright sunlight outside. In winter maybe, but in summer it suxx. Some automatic adjustment according to ambient light -might- be ok, but I would prefer that the backlight level is not changed at all.
Are you on stock? Or any custom rom?
I think you can maybe change this setting in build.prop or smth similar,
but I'm not that good when it comes to this.
Sent from my LG-P880
As I said in the first post, I use stock rom.
I have now looked through build.prop file. There is a " #Backlight " section, in there is some " ro.lge.lcd_default_brightness=146 " entry. I will change it and see what happens when I hit 5% battery. But since there is no other setting (like when battery below 5%) this does not look very promising..
Does your P880 show the same behaviour ?
It actually did the same when I was on stock (now I'm on WerewolfJB) but it didn't bother me back then (almost never got my phone below 5% battery.
And because I'm not on stock I can not look for the right line in build.prop or other system config files.
Sent from my LG-P880
Turning on Power Saver disables this feature
Sent from my LG-P880 using xda app-developers app
theofficialpimp said:
Turning on Power Saver disables this feature
Click to expand...
Click to collapse
So there is no "OFF" in the powersaver, it defaults to some weird settings when switched "OFF" ?
I will try that too.
Found solution here:
https://play.google.com/store/apps/details?id=mobi.pruss.superdim
^works!
but for me after i lock the screen and un-lock im back at screen min, i had to re-open rootdim each time and set it. even the "lock" feature doesnt seem to overthrow the system 5% batt life force dim. annoying but at least rootdim works, even if i do have to open it each time
disable low battery dim
ugzz said:
^works!
but for me after i lock the screen and un-lock im back at screen min, i had to re-open rootdim each time and set it. even the "lock" feature doesnt seem to overthrow the system 5% batt life force dim. annoying but at least rootdim works, even if i do have to open it each time
Click to expand...
Click to collapse
thanks the root dim it does work, you have no idea how long i search for this.Funny thing i came across this root app like 5 or 6 times and didn't think it would work cause i have lux dim the other root app and that one does bring the display back to 100 percent bright who would thought that the fix was this simple and yes like you say every time you lock the device it brings you back to dim mode but if you open the app and bring the slider all the way up it stays like that at 100 brightness, done that on my rooted galaxy s4 from cricket it works yey.

Poor Battery Life - HELP!

So, over the last week, I have noticed such poor battery life. My battery is not performing as it once did.
I recently downloaded Power Shade, so I decided to disable it (not uninstall it). It's not listed in the Play Store at this time.
I have noticed that Android System uses a lot of my battery, while my battery life drops like a rock while I have my screen on. I never have my screen brightness passed 25% (and it is usually less).
Please take a look at these screenshots. What is going wrong?
Dankees said:
So, over the last week, I have noticed such poor battery life. My battery is not performing as it once did.
I recently downloaded Power Shade, so I decided to disable it (not uninstall it). It's not listed in the Play Store at this time.
I have noticed that Android System uses a lot of my battery, while my battery life drops like a rock while I have my screen on. I never have my screen brightness passed 25% (and it is usually less).
Please take a look at these screenshots. What is going wrong?
Click to expand...
Click to collapse
It says your phone has been on the battery for over 15 hours.. I don't see how that's considered bad? That's pretty much what I get.
Install BBS, grant permissions and check what is messing your battery. That is awful SOT
vojopd said:
Install BBS, grant permissions and check what is messing your battery. That is awful SOT
Click to expand...
Click to collapse
Would AccuBattery tell me?
Dankees said:
Would AccuBattery tell me?
Click to expand...
Click to collapse
Run it and find out
sefrcoko said:
Run it and find out
Click to expand...
Click to collapse
How are the two apps different?
sefrcoko said:
Run it and find out
Click to expand...
Click to collapse
Well, I turned on Power Shade and left my phone untouched for one hour. My battery dropped 5%.
Then, I turned it off and left my phone alone for another hour and it went down only 2%.
So, that's the culprit?
I'm not sure if your battery drain is regarding normal usage or standby time.
If it's a standby drain, I would suggest installing Naptime app from the playstore. Grant the permissions via ADB, your standby battery life would be great.
I've experienced a really good battery mileage after installing the app.
Make sure you enable to aggressive doze option and keep the app out of power save or the sleeping apps option.
Also, try turning off Location and see if Android System percentage goes down.
Unix_Dominator said:
I'm not sure if your battery drain is regarding normal usage or standby time.
If it's a standby drain, I would suggest installing Naptime app from the playstore. Grant the permissions via ADB, your standby battery life would be great.
I've experienced a really good battery mileage after installing the app.
Make sure you enable to aggressive doze option and keep the app out of power save or the sleeping apps option.
Also, try turning off Location and see if Android System percentage goes down.
Click to expand...
Click to collapse
Is this tough to do?
I had Location set to "High Accuracy" - I have now changed that to "Battery Saving."
Better?
Dankees said:
Is this tough to do?
I had Location set to "High Accuracy" - I have now changed that to "Battery Saving."
Better?
Click to expand...
Click to collapse
The naptime app is a piece of cake if you have root access, if your phone is not rooted, the app will suggest some steps you can follow to allow it function properly. For the non-root method, you will require a computer and ADB (Android Debug Bridge) to be installed in the computer.
If you kept location service to battery saving then maybe it might help save battery juice.
Unix_Dominator said:
The naptime app is a piece of cake if you have root access, if your phone is not rooted, the app will suggest some steps you can follow to allow it function properly. For the non-root method, you will require a computer and ADB (Android Debug Bridge) to be installed in the computer.
If you kept location service to battery saving then maybe it might help save battery juice.
Click to expand...
Click to collapse
I think I will stick with the Location setting change.
I'm also finding TuneUp Master Pro to be helping.
What do you think of BetterBatteryStats?
Later today, I can post screenshots.
Right now, I am at 63% battery left with 2 hours of screen time. (Note, much of this has been with super low battery brightness.)
Unix_Dominator said:
The naptime app is a piece of cake if you have root access, if your phone is not rooted, the app will suggest some steps you can follow to allow it function properly. For the non-root method, you will require a computer and ADB (Android Debug Bridge) to be installed in the computer.
If you kept location service to battery saving then maybe it might help save battery juice.
Click to expand...
Click to collapse
Do you have certain settings that you think I should really have (without any repercussions) that you could screenshot me?
What do you think of these settings?
About 7 hours were not on Wi-Fi...
Dankees said:
I think I will stick with the Location setting change.
I'm also finding TuneUp Master Pro to be helping.
What do you think of BetterBatteryStats?
Later today, I can post screenshots.
Right now, I am at 63% battery left with 2 hours of screen time. (Note, much of this has been with super low battery brightness.)
Click to expand...
Click to collapse
Hey,
I think TuneUp Master Pro might help you, I haven't actually used BetterBatteryStats.
But I saw your screenshot, one thing I noticed is that you keep bluetooth switched on (Android Wear)?, If so then I think maybe that is your issue (I'm saying this cause I have a Gear 2 connected to my Note8, when the device is connected it takes some amount of battery). Try to use your device without bluetooth for maybe 1 day and see if there is any improvement in Battery Life and Screen On Time.
I would suggest other basic options like:
1. Turning off Location when you don't need it
2. Turning off Bluetooth
3. Turning off Mobile Data (or keeping the network mode to 3G/2G)
4. Delete useless apps, if you have apps like BetterBatterStats, I think they can monitor app data and battery usage.
5. Goto Settings>Device Maintenance>Battery, scroll down till the end and select "always sleeping apps", select apps that you want only to wake up when you open the apps. Go back and remove useless or unwanted apps under the unmonitored apps section (This option is right before the always sleeping apps one).
Also try doing a cache clear from Android Recovery (Be Careful when selecting the options):
1. Turn off your phone
2. Hold the Volume Up, Bixby and Power Button simultaneously until you see the boot screen, as soon as you see that screen release your fingers from the buttons
3. Once the recovery options come, use your volume buttons to move up and down, and the power button to select an option.
4. press volume down and select the clear cache option, press the power button, use the volume down button again to select "Yes" and press the power button.
5. It will clear Cache
6. Restart your, its the first option in the menu.
This might helps the phone clear cache files and maybe fix your battery issue.
It would also be good if you install this app, after installing goto the "Personal" tab and check if your battery health is good, mine is 91%. You should also be in that range or maybe 80%. If the percentage is bad then maybe I think you would require a battery replacement. Correct me if I am wrong guys, but just a suggestion.
One more thing, is your phone rooted or having a custom rom?, if yes I suggest to try Naptime and other rooted battery saving apps like Greenify.
If not then I think you and me will have to hope that Android 9.0 Pie would have some improvement, sadly I have been a Samsung user for 4 to 5 years, this isn't usually the case with Samsung OS updates .
Based on this, I don't think I have anything rogue going on, do you?
(Notice that I didn't use my phone at all during this time, nor did I leave home.)
OK, I have attached stats for my phone from today.
Please take a look.
When not using my phone, my battery only dropped about 2% per hour, which is great. But when my screen was on, I seemed to have lost a lot of power. I can't even get 4 hours of screen on time.
What would cause tis to happen? I barely have my screen brightness at 20%.
Does this tell you more? It shows battery usage with cell phone signal.
(I was off Wi-Fi for about the last 6 hours of the day.)
Does this show a slower battery drop with a better signal?
Dankees said:
OK, I have attached stats for my phone from today.
Please take a look.
When not using my phone, my battery only dropped about 2% per hour, which is great. But when my screen was on, I seemed to have lost a lot of power. I can't even get 4 hours of screen on time.
What would cause tis to happen? I barely have my screen brightness at 20%.
Click to expand...
Click to collapse
Chrome and facebook drain lot compared to others. Are you putting them (and others) to sleep using device management? Also, 2.7% drain per hour isn't fantastic. You can drop that to approx 1% if you tame enough things on your phone.
Dankees said:
OK, I have attached stats for my phone from today.
Please take a look.
When not using my phone, my battery only dropped about 2% per hour, which is great. But when my screen was on, I seemed to have lost a lot of power. I can't even get 4 hours of screen on time.
What would cause tis to happen? I barely have my screen brightness at 20%.
Click to expand...
Click to collapse
2% per hour for rooted phone is very bad. In 10 hours you loose 20% battery, looks very bad too. If you open the 4g you loose 40%. I loose 2% every 10 hours and i have 95% kernel deep sleep. Your System have big drain in first picture. Debloat your rom and fix your bad wakelocks with amplify and with appops. Possible change your rom and your kernel if you are not rooted. If you are not rooted god bless you, or read the xda threads to learnd about the phones. All your apps have very bad wakeup issues. This apps run all the time and dont leave the phone to sleep. You use malware bytes into android.... the linux is not windows 10. You dont need this crap apps.
sefrcoko said:
Chrome and facebook drain lot compared to others. Are you putting them (and others) to sleep using device management? Also, 2.7% drain per hour isn't fantastic. You can drop that to approx 1% if you take enough things on your phone.
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Should they always be sleeping?

P30 pro overnight standby drain!!

Hi,
I have a Canadian p30 pro with videotron i have good signal all the time however my battery drain so much overnight its insane! Close to 20% i tried greenify that didn't help... Any suggestions on how to solve this? Im on Emui 9.1 thank you
shahkam said:
Hi,
I have a Canadian p30 pro with videotron i have good signal all the time however my battery drain so much overnight its insane! Close to 20% i tried greenify that didn't help... Any suggestions on how to solve this? Im on Emui 9.1 thank you
Click to expand...
Click to collapse
I use EMUI 9.1's own App Launch panel to prevent apps from running in the background or starting up on their own, I get around 3-4% drain overnight on the P30
Settings > Battery > App Launch > Set the apps to manual and turn off the background / auto start switches for any apps using a lot of battery
20%?!? definitely not normal. Mine like 3-4%
*Detection* said:
I use EMUI 9.1's own App Launch panel to prevent apps from running in the background or starting up on their own, I get around 3-4% drain overnight on the P30
Settings > Battery > App Launch > Set the apps to manual and turn off the background / auto start switches for any apps using a lot of battery
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Will give it a try and see what happens! Thank you!
*Detection* said:
I use EMUI 9.1's own App Launch panel to prevent apps from running in the background or starting up on their own, I get around 3-4% drain overnight on the P30
Settings > Battery > App Launch > Set the apps to manual and turn off the background / auto start switches for any apps using a lot of battery
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Click to collapse
Lost 12% overnight it seems to have slightly improved but its still alot!!! Any other suggestions?
shahkam said:
Lost 12% overnight it seems to have slightly improved but its still alot!!! Any other suggestions?
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Click to collapse
I leave mine connected to WiFi, it uses way less battery than LTE/4G
Also disabled BT and WiFi location scanning in Location Access > Advanced Settings
Disable any apps you don't use that may be running in the background
And weirdly, my battery life improved best when I set the phone battery settings to "Performance mode" which goes against everything it's meant to do, but that's what happened, worth a try with yours for 24/48 hours to test
*Detection* said:
I leave mine connected to WiFi, it uses way less battery than LTE/4G
Also disabled BT and WiFi location scanning in Location Access > Advanced Settings
Disable any apps you don't use that may be running in the background
And weirdly, my battery life improved best when I set the phone battery settings to "Performance mode" which goes against everything it's meant to do, but that's what happened, worth a try with yours for 24/48 hours to test
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Going to give this a try and report back love everything bout this phone but the standby drain is driving me nuts...
!!!!!
I had S10 plus and I went to sleep it was 99% when I woke up it was around 64% sold it 2 day ago and got the P30 pro , today is my 4th day with it and when I wake up it’s always above 90% leaving bluetooth WiFi all running normal so don’t know what’s happening with you....
Went to bed at 100%, woke up and it was at 99% this morning (11 hours on battery)
shahkam said:
Going to give this a try and report back love everything bout this phone but the standby drain is driving me nuts...
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Try to find the cause in Settings - Battery - Usage and detail of batteryusage. This can sometimes indentify an app causing this.
Sometimes problems are solved by wiping the chache partition. Youtube movie how to wipe cache
_Tinus_ said:
Try to find the cause in Settings - Battery - Usage and detail of batteryusage. This can sometimes indentify an app causing this.
Sometimes problems are solved by wiping the chache partition. Youtube movie how to wipe cache
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So far i have turned off wifi/data when screen goes off and it has helped alot!! I now loose 5-6% overnight instead but wish it was less even then
shahkam said:
So far i have turned off wifi/data when screen goes off and it has helped alot!! I now loose 5-6% overnight instead but wish it was less even then
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Do you have aod (always in disolay) on during the night?
That will drain a few percent also. I personaloy turn off aod between 11pm and 7am.
I was getting quite a bit of drain when I had AOD enabled, so I disabled it and chose to use Double tap to wake instead, however I also debloated through ADB around the same time so could have been a rogue package that I removed..
TheInfiniteAndroid said:
I was getting quite a bit of drain when I had AOD enabled, so I disabled it and chose to use Double tap to wake instead, however I also debloated through ADB around the same time so could have been a rogue package that I removed..
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Click to collapse
Double tap to wake will use power keeping the screen's digitizer panel active waiting for your taps
I always disable everything to do with keeping any part of the phone awake during sleep, AOD, gestures, taps etc, and with DND enabled until 9am that will kill any notifications waking it up too
Looking at the battery usage overnight, the phone logs only 3-4 very short wake events, one I know is it checking for firmware updates and could be disabled, others will likely be whatsapp/outlook
*Detection* said:
Double tap to wake will use power keeping the screen's digitizer panel active waiting for your taps
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Although this is true, it's extremely minimal in my opinion, I go to sleep with my phone on 100% & consistently wake up on 99-98% also I don't have DND on at night so the odd text message or email may come through and wake up the screen
TheInfiniteAndroid said:
Although this is true, it's extremely minimal in my opinion, I go to sleep with my phone on 100% & consistently wake up on 99-98% also I don't have DND on at night so the odd text message or email may come through and wake up the screen
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Good to know, yea I managed to get mine down to 1% drain overnight too, as good as their battery management is for that side of things, it has ruined WhatsApp, no matter what I set to exclude it from power saving options I still only get messages when I wake the phone up myself, sometimes only when I actually open WhatsApp, it's gotten so bad now my gf texts me to tell me she's sent me something on WhatsApp, she can even text me while I am using the phone to tell me that and I still never received anything until I open whatsapp
Seems this problem goes back many years with many previous Huawei devices unfortunately which means there is likely never going to be a fix
*Detection* said:
Good to know, yea I managed to get mine down to 1% drain overnight too, as good as their battery management is for that side of things, it has ruined WhatsApp, no matter what I set to exclude it from power saving options I still only get messages when I wake the phone up myself, sometimes only when I actually open WhatsApp, it's gotten so bad now my gf texts me to tell me she's sent me something on WhatsApp, she can even text me while I am using the phone to tell me that and I still never received anything until I open whatsapp
Seems this problem goes back many years with many previous Huawei devices unfortunately which means there is likely never going to be a fix
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I removed a lot of Huawei's preinstalled apps to as I don't really use them, I also had the exact same issue with WhatsApp & Twitter, the way I "solved it" strangely enough was disabling them from settings > battery > app launch & restarting my device, then re-enabling them & restarting again, it's been fine ever since could have just been a fluke but it worked so..
TheInfiniteAndroid said:
I removed a lot of Huawei's preinstalled apps to as I don't really use them, I also had the exact same issue with WhatsApp & Twitter, the way I "solved it" strangely enough was disabling them from settings > battery > app launch & restarting my device, then re-enabling them & restarting again, it's been fine ever since could have just been a fluke but it worked so..
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Yea I've changed that App Launch setting many times without any luck, I found a post from way back in 2012 I think it was saying there were 3 different settings that needed changing to fix the exact same problem that still happens today, needless to say this will be my last Huawei phone, not difficult to whitelist something as widely used as WhatsApp, I mean normal messages works fine and that's a Google app not a Huawei app so no reason another 3rd party app couldn't do the same if they wanted it to
_Tinus_ said:
Do you have aod (always in disolay) on during the night?
That will drain a few percent also. I personaloy turn off aod between 11pm and 7am.
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Click to collapse
I do! But dont think that's the culprit for two nights in a row since i enabled tap to wake ive Lost again 15% overnight or more going to disable again i think thats the main culprit
shahkam said:
I do! But dont think that's the culprit for two nights in a row since i enabled tap to wake ive Lost again 15% overnight or more going to disable again i think thats the main culprit
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As I mentioned above I have double tap to wake enabled and lose 1-2% so it can't be that...

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