Wifi sleep once screen shuts down - Nexus S General

Wifi Sleep when locked not working
Hello, I have a problem, my wifi sleep policy is turned on to "when screen turns off" but when my phone is locked, the wifi is still on! I just pressed the lock button after 5-10 mins but the wifi is still on.
How long does it take for you for the wifi to turn off?

Any suggestions?
Sent from my Nexus S using XDA App

Not a suggestion as such but I'm reading that using the wifi sleep policy is detrimental to the battery life. Can't confirm as I'm still experimenting.

Yeah battery life is destroyed if you use WiFi sleep policy. Set it to never for best battery life. It's counter intuitive.
But to answer your question, I think it takes closer to half hour for sleep policy to kick in. You would notice WiFi off if you woke up in the morning etc or after long periods like hours of inactivity.

tempera said:
Hello, I have a problem, my wifi sleep policy is turned on to "when screen turns off" but when my phone is locked, the wifi is still on! I just pressed the lock button after 5-10 mins but the wifi is still on.
How long does it take for you for the wifi to turn off?
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Click to collapse
I'm having the opposite issue. As soon as my screen goes off I lose WiFi connectivity and get disconnected on adbWireless which is a huge pain for me when I'm developing... Maybe I'll enable sleep policy and see if that fixes my issue! Lol! I'm on stock 2.3.1

Anderdroid said:
I'm having the opposite issue. As soon as my screen goes off I lose WiFi connectivity and get disconnected on adbWireless which is a huge pain for me when I'm developing... Maybe I'll enable sleep policy and see if that fixes my issue! Lol! I'm on stock 2.3.1
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Click to collapse
There's an option in Settings>Application Settings>Development to not turn the screen off when charging, that should solve your adbWireless problem so long as your phone is charging.

tempera said:
Hello, I have a problem, my wifi sleep policy is turned on to "when screen turns off" but when my phone is locked, the wifi is still on! I just pressed the lock button after 5-10 mins but the wifi is still on.
How long does it take for you for the wifi to turn off?
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Click to collapse
this is exactly how it works on the Galaxy S
there is an option in settings to keep WiFi on when the screen is Off in the SGS
but not sure if the NS has the same option (still waiting for my phone to arrive)

littlesthobo said:
There's an option in Settings>Application Settings>Development to not turn the screen off when charging, that should solve your adbWireless problem so long as your phone is charging.
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Click to collapse
That's only if I'm doing adb over USB. I hate wires

I went to my wifi setting to make my wifi sleep once my screen shuts off but the setting doesn't stay. Is there a fix to this by any chance? Want my wifi to always sleep when my screen shuts off......
Believers b3ar fruit with their Nexus S.....

B3arfruit said:
I went to my wifi setting to make my wifi sleep once my screen shuts off but the setting doesn't stay. Is there a fix to this by any chance? Want my wifi to always sleep when my screen shuts off......
Believers b3ar fruit with their Nexus S.....
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Click to collapse
What do you mean it doesn't stay, it changes the setting to something else? When you have wifi set to sleep on screen off, it doesn't sleep immediately once the screen goes off, it takes awhile. I use "sleep when screen off" and I get great battery life.

Wait so is it good that my wifi turns off when my phone sleeps or not?

tominater12 said:
Wait so is it good that my wifi turns off when my phone sleeps or not?
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Click to collapse
it depends on what you want
if you want to maintain connectivity then it's no good
if you want to save power, then it is good

ikon8 said:
What do you mean it doesn't stay, it changes the setting to something else? When you have wifi set to sleep on screen off, it doesn't sleep immediately once the screen goes off, it takes awhile. I use "sleep when screen off" and I get great battery life.
Click to expand...
Click to collapse
Once I turn my screen off than turn it back on after a while my setting goes back to never even after I change the setting to shut wifi off once I shut off screen. Weird bit it does. I read in another forum that it saves battery but my setting keep changing back.
Believers b3ar fruit with their Nexus S.....

Wi-Fi connectivity lost when screen goes off.
Anderdroid said:
As soon as my screen goes off I lose WiFi connectivity and get disconnected. Maybe I'll enable sleep policy and see if that fixes my issue! Lol! I'm on stock 2.3.1
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Click to collapse
I've the same issue. I've try various app from the market for fix that, but all is the same. It's a hardware problem? The router will can cause this problem?
Thanks

Related

Keeping wifi from turning off?

quite possibly a silly question
Is there a way to keep it from disconnecting when the phone goes to sleep?
Because if i want to keep bejive on, when i wake up the phone it tries to connect through 3G...
oh and.. in a related matter, is there something i can do so it asks me if i want to connect to 3G, instead of just connecting automatically?
mesaboogie said:
Is there a way to keep it from disconnecting when the phone goes to sleep?
Click to expand...
Click to collapse
get schaps advanced configuration tool link
in the tool click menu>more settings>connections>Enable wifi on standby mode.
click ok > done. reboot the device. that's it.
wifi remains active when the phone goes in standby.
(when the phone is set to blank screen mode wifi turns off anyway. this seems not to be configurable.)
I think is easier to unthick to turn off screen....Or to dimm light after few second unthick both battery proprties advanced,....
Hope you get it

wifi keep on disconnected after few minutes

my wifi connection always drops after few minutes and then it tries to authenticate again. this happens when i left the phone idle for <3 mins or so and sometimes less. when it tries to aunthenticates back, it takes a longer time than just simply turning off and turning on the wifi back again to get connected.
is this an error or its just the way the phone is? i'd like to keep my wifi connected during some heavy downloads and be able to leave the phone lying somewhere while its downloading..
explainations and help needed..
you not using any power manager apps that turn of the wireless after the screen switches off when left idle ?
And what about wifi sleep policy? But there is problem for me too. I turn it off, but when i disable wifi, and turn it on again, wifi sleep policy settings are again at 15minutes.
nexy33 said:
you not using any power manager apps that turn of the wireless after the screen switches off when left idle ?
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Click to collapse
i'm using Advanced task killer and Android booster on my phone to kill running apps. however, i did not used them to manage my power consumption. i have not done any settings regarding wifi connectivity on both those apps. But could both these apps be responsible?
Gatis777 said:
And what about wifi sleep policy? But there is problem for me too. I turn it off, but when i disable wifi, and turn it on again, wifi sleep policy settings are again at 15minutes.
Click to expand...
Click to collapse
my wifi sleep policy setting is set to Never by default. Could it be my router whose causing this issue?

Wifi disconnect policy

I've noticed my Transformer's battery being drained when closed (and docked), and every time I change the wifi disconnect policy to "When screen turns off", as soon as I exit the settings it goes back to never. Does anybody know how to keep it at "When screen turns off", or why it changes back (maybe an app)? If it is an app, I would love to see an update from Asus that established a hierarchy where user settings overruled apps.
Sent from my ADR6300 using Tapatalk
benb70 said:
... or why it changes back (maybe an app)?
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Click to collapse
It seems to be a bug. I have a similar problem. Though set to "never switch off WiFi" the connection is lost, when the screen is off for several minutes. Switching airplane mode on and off reconnects WiFi afterwards.
BTW, I use the TF without dock.
might not be the best sollution as it costs money, but I use the app "tasker"
I have set a rule, that 5min after the screen has turned off it turns WLAN and synchronisation off.
As soon as I have unlocked it it turns these back on.
Maybe the App JuiceDefender can do the same?
Sent from my Transformer TF101 using XDA Premium App
I can attest to juice defender working. Before I was getting a day idling, now I'm getting 2.5 days.

[Q] Bluetooth GPS Disconnecting when screens off

Running a Nook Color with CM7.1 stable. Kind of an odd issue here, I have two different Bluetooth GPS devices, and when they are paired to the Nook and I turn my screen off and then back on, it loses the connection. The only way to reconnect the devices is to restart the Nook, as it fails to connect after the screen is brought back up. I have found that if I have the Nook plugged in for power, this issue does not happen. I have tried multiple GPS apps, reflashed CM7.1 multiple times, but still have no success unless I have the Nook plugged in, or I just ensure the screen doesnt go to sleep.
I really need this to work, as I'm using this as a pilot, and I can't have the screen on the entire flight as it will drain the battery quickly. I swore it used to work before, but I know I had issues with it, and maybe now realize what was causing those issues. On a side note, my friend has also tested everything I have done, but his works consistently and reliably regardless if he leaves the screen off, or turns it on and off repetitively. Hopefully someone may have an idea!!
Thanks in advance.
So noone has any thoughts or ideas at all?
Well seeing as it doesn't happen when your plugged in that would make me think that it has something to do with the fact that WiFi turns off when the screen is turned off. The Bluetooth and WiFi are on the same module i do believe. The default setting for WiFi is to stay on all the time while plugged in and turn off when the screen is turned off while on battery.
My suggestion would be to turn the WiFi to stay on all the time and see if that changes anything. Go to WiFi settings --> menu --> advanced --> WiFi sleep policy -->never. That would be my suggestion, hope that works for ya!
jgore43 said:
Well seeing as it doesn't happen when your plugged in that would make me think that it has something to do with the fact that WiFi turns off when the screen is turned off. The Bluetooth and WiFi are on the same module i do believe. The default setting for WiFi is to stay on all the time while plugged in and turn off when the screen is turned off while on battery.
My suggestion would be to turn the WiFi to stay on all the time and see if that changes anything. Go to WiFi settings --> menu --> advanced --> WiFi sleep policy -->never. That would be my suggestion, hope that works for ya!
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That's what I was thinking too. It seems that when NC goes into deep sleep Bluetooth will lose connection. By removing deep sleep you should be able to stay connected, although your battery will drain faster than with deep sleep on, it should have a better life with screen off than on.
Well I appreciate both of your responses. However, I should have mentioned that I do already have Wi-Fi set to always stay on/never sleep. Any other suggestions?

Data connection goes off when phone is idle.

I have noticed this frequently. When the phone is in idle state, all data connection (wifi or mobile date) goes to sleep. It's only after i turn screen on or go to lock screen that the connection gets back. So much so that even google reminders don't come through in idle state. This is extreemely frustrating. I haven't even put the phone on any power saving mode. Even the wifi settings don't show any options to keep the connection always alive even if screen is off. Defeats the purpose of having a smart phone. Does any one have any solutions?
Asus sucks at network
Not sure if happened with mine also but if i turn off the screen when using youtube and turn it on then the app shows "no internet connection" for a moment and gets back to normal
are u using any custom rom / kernel
noob858 said:
I have noticed this frequently. When the phone is in idle state, all data connection (wifi or mobile date) goes to sleep. It's only after i turn screen on or go to lock screen that the connection gets back. So much so that even google reminders don't come through in idle state. This is extreemely frustrating. I haven't even put the phone on any power saving mode. Even the wifi settings don't show any options to keep the connection always alive even if screen is off. Defeats the purpose of having a smart phone. Does any one have any solutions?
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Click to collapse
Same here
anandushari said:
are u using any custom rom / kernel
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Click to collapse
None. All stock.

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