[Q] Wifi won't connect until turning on screen - T-Mobile Samsung Galaxy Note II

My WiFi doesn't seem to connect to saved hotspots until the screen is turned on. Whenever I get to work or back home and I don't turn on my phone; a couple hours later when I actually turn on the screen it connects. Does anyone else have this issue or know what might cause it? I'm not using any power saving apps or any apps that affect my network.

Try going into Settings-> Wifi -> Click menu button and select "Advanced" and make sure "Keep Wi-Fi on during sleep" is set to always.

sahil04 said:
Try going into Settings-> Wifi -> Click menu button and select "Advanced" and make sure "Keep Wi-Fi on during sleep" is set to always.
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Click to collapse
It's already set to that. Any other suggestions?

Jinra321 said:
My WiFi doesn't seem to connect to saved hotspots until the screen is turned on. Whenever I get to work or back home and I don't turn on my phone; a couple hours later when I actually turn on the screen it connects. Does anyone else have this issue or know what might cause it? I'm not using any power saving apps or any apps that affect my network.
Click to expand...
Click to collapse
I get the same problem...

anyadike said:
I get the same problem...
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Click to collapse
can anyone else verify this happens for them too? I have tried a complete format/wipe and loaded a stock 7105 rom and am still having the issue.

Maybe if you have power saver on, it does that? I know it's lot listed under what it's done, but you never know (;
Other than that, I can't think of anything other than keeping WiFi on during sleep.

You_got_owned123 said:
Maybe if you have power saver on, it does that? I know it's lot listed under what it's done, but you never know (;
Other than that, I can't think of anything other than keeping WiFi on during sleep.
Click to expand...
Click to collapse
it's off :< My roommate's S3 and my other roommate's N4 both auto connect without touching the phone. Once you turn the screen on it's already connected to wifi while mine is on edge until I power on the screen.
The only reason this is an issue is that I use grooveIP for calls through data, so if I have no reception here (i.e. no data) I won't be able to reliable receive calls unless I remember to power on my screen every time I come home.

Related

turn off WiFi?

guys, is there any point turning off WiFi when not in use, or does it do the decent thing and stop using power when not actively in use?
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
I'd imagine it still scans for networks so it will still use battery - I just have the toggle on one of my home screens and turn it on when needed
landwomble said:
guys, is there any point turning off WiFi when not in use, or does it do the decent thing and stop using power when not actively in use?
Click to expand...
Click to collapse
from Market, get WiFi Status from Andrew Schwimmer, one of the very best android app developers. It doesn't do exactly what you want but it's the smartest detection app out there for letting you know when there is no wifi signal to connect to, thus prompting you to toggle off wifi. It displays in the Notification Bar.
As for turning off wifi, I tried about 10 home screen widgets; they are all the same more or less. To me the far greater tool is Quick Settings, which gives you one-click access from anywhere via the Notification Bar, vs having to navigate to home screen and find the widget. But in addition it has toggles for sound, brightness, data, gps, bluetooth, etc -- all in on fast app.
I think it blows all these single-function widgets away as dumb.
So if my phone is on, screen off, in my pocket, it'll be constantly looking for wifi? If this is the case it's, well, dumb. Ta for tip about quick settings, just installed it and it's very nice.
landwomble said:
So if my phone is on, screen off, in my pocket, it'll be constantly looking for wifi? If this is the case it's, well, dumb. Ta for tip about quick settings, just installed it and it's very nice.
Click to expand...
Click to collapse
then try wifinder -- i mused ti use that, but with quick setings i dont bothher any more
Add the widget 'Power Control' for one-touch bluetooth/wifi/gps/sync/brightness control....
landwomble said:
So if my phone is on, screen off, in my pocket, it'll be constantly looking for wifi? If this is the case it's, well, dumb. Ta for tip about quick settings, just installed it and it's very nice.
Click to expand...
Click to collapse
Not sure it would be scanning for wifi when the screen is off. That would be daft. Ntework coverage yes, but wouldnt think wifi until you turn on the screen. Anyone confirm?
no, it stays on when the screen is off.
Seems so many people complained about it turning off in standby that google went ahead and changed it.
now it defaults to staying on forever until manually turned off.
Go to Settings> Wireless & Networks > Wi-Fi Settings > [Menu] > Advanced > Wi-Fi sleep policy. I set mine to 'after 15 mins'... if I understood this setting correctly then after 15 minutes of the phone being in Sleep mode it'd turn off the Wi-Fi. I don't use mobile data anyway so that's irrelevant. Wi-Fi will turn on again once I activate the screen.
blimey, that's well hidden.
what a stupid arrangement. WiFi should be on demand, and enabled only when data requests it, like the iPhone.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
I use "Y5 - Battery Saver" for my wireless shenanigans
I am using 'Y5 battery save'r. It turns on wifi if you are on a location where you had a wifi connection and turns it off if you go elsewhere. You can manage the locations in the program. It can use the GPS or radio for the locations. You will find it in the market place.

Disable Cellular Radio without turning 'Airplane Mode" On.

Hey,
I am going to the Israel for vacation, and I have IGo and maps downloaded to my phone. However, I tried using GPS in Airplane mode (to see if it works, because I expect to turn my phone onto airplane mode while in Israel), it turns on, but it does not detect any satellites (I used the "GPS Test" app to test it). So, I 'Googled' around for some options, and found that it will not connect to satellites while in "Airplane Mode".
What I would like to do is to try and shut off the cellular Radio (while keeping the 'Airplane Mode' turned off) and try connecting to GPS then, to see if it works. I need a way to turn off the Cellular radio without turning on 'Airplane Mode', or, if you have any other ideas, please do tell, I am looking for anyway to use my GPS without it costing me any money (by using data, or cellular service in Israel).
Thank you very much.
slimsheivy said:
Hey,
I am going to the Israel for vacation, and I have IGo and maps downloaded to my phone. However, I tried using GPS in Airplane mode (to see if it works, because I expect to turn my phone onto airplane mode while in Israel), it turns on, but it does not detect any satellites (I used the "GPS Test" app to test it). So, I 'Googled' around for some options, and found that it will not connect to satellites while in "Airplane Mode".
What I would like to do is to try and shut off the cellular Radio (while keeping the 'Airplane Mode' turned off) and try connecting to GPS then, to see if it works. I need a way to turn off the Cellular radio without turning on 'Airplane Mode', or, if you have any other ideas, please do tell, I am looking for anyway to use my GPS without it costing me any money (by using data, or cellular service in Israel).
Thank you very much.
Click to expand...
Click to collapse
Isn't there a setting in wireless and networks that lets you turn that off? Or maybe you can try juice defender. That has a ton of options and many have to do with turning off wireless.
When you hold down the power button like you are shutting off the phone there is an option Data Network Mode... click it and turn it off and it will shut off your data. i do it a lot to save battery
slightly.stoopid said:
When you hold down the power button like you are shutting off the phone there is an option Data Network Mode... click it and turn it off and it will shut off your data. i do it a lot to save battery
Click to expand...
Click to collapse
Now how about an option to turn off cell signal without turning off data?
Not sure there is an option, at least within the phone's menu, I'm sure there is an app of some sort to offer this feature.
I've tried using Extended Controls to toggle the cellular radio at no avail. It seems like airplane mode kills all onboard radios, and I'm starting to think it's not possble to what you're looking in EC05.
Shoulon said:
Now how about an option to turn off cell signal without turning off data?
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Click to collapse
how do you suppose using data without a cell signal???
And, Does anyone know how much data is used to get the general location used to start GPS? if it doesn't use data then what does it use to get the general location? (i know it uses the towers, but how does it transmit the location to your phone?)
You can do this with Tasker.
Sent from my mind using telepathitalk
Hey,
I went on my trip and used GPS without getting charged, here is what I did:
being that GPS wont work with 'Airplane mode' turned On, I had to keep it 'Off', so in order not to get charged; I turned off Data connection (by holding down on the power button and choosing the option from the list) to make sure the didn't charge me for Data. I was not worried about incoming calls because you are only charged if you answer. the only issue was that they charge $0.05 for each incoming text, so before I went on the trip I called Sprint and told them to disable text for the duration of my trip.
it was a great success, GPS worked great and i wasn't charged a penny.
Thanks for the update, I was curious if our phone could be used that way.
Sent from Notmyepic's Epic
You can disable just the cellular radio using Tasker... this will still allow you to use wifi, bluetooth, gps, etc...

Problems: Wifi keeps turning on and off when screen is off

Hey there,
I'm using S-off and oxygen 2.2 on my rooted desire and I have a big problem:
Always when I press the power button so that the screen goes off and than turn it on again by pressing it again after some time (20 secs or so) I see that wlan is turned off and the cellular data connection is used. Shortly after the screen went on, WLAN is on again. Is this some default behaviour to save battery? Is wlan really more battery comsuming than the providers data connection?
The problem which arises now is: I'm using http://www.appbrain.com/app/unlock-at-home-using-wifi/com.accedo.unlockathome which unlocks in a certain wifi and locks, when going out of whitelisted wifi networks. When I press power to turn off the screen and the wlan is disconnected after some short time, the screen gets locked and somehow I think that the screen gets on shortly after this. This causes the wifi to connect again and than after turning off again the wifi gets disconnected again. Thus after the lock applications locks the screen and thus shows it again... -> infinite loop. every now and than (i think about once a minute) I see the screen go on and quickly after it off again.
how to fix that?
Do you have something like Juice Defender installed?
Check the sleep policy.
Swyped from Oxygen with Transparent XDA App
Set wifi sleep policy to never, under wifi advanced settings.
Sent from my HTC Desire using XDA App
xybadog said:
Do you have something like Juice Defender installed?
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Click to collapse
Nope i havent!
@k3lcior: strangely it's already set to never and though I often see the cellular data icon appear also when I use the phone (e.g. when writing an sms) and directly disappear again there's to be a problem I think with something on my phone!?

Another potential problem, not a huge problem, but...

Sometimes when my phone comes out of sleep mode, the wi-fi doesn't pick up at all, so I have to disable and then re-enable it.
I tried reinstalling the radio button and still nothing.
I have Battery Defender and GSAM Battery installed and thought maybe it had something to do with the settings there to save power, but there doesn't seem to be anything there that would affect the wi-fi.
Anyone with any thoughts?
Thank you
koooba said:
Sometimes when my phone comes out of sleep mode, the wi-fi doesn't pick up at all, so I have to disable and then re-enable it.
I tried reinstalling the radio button and still nothing.
I have Battery Defender and GSAM Battery installed and thought maybe it had something to do with the settings there to save power, but there doesn't seem to be anything there that would affect the wi-fi.
Anyone with any thoughts?
Thank you
Click to expand...
Click to collapse
Battery defender might be putting your WiFi to sleep to save battery when your device goes to sleep.
Also check to make sure WiFi isn't set to standby on default.
Go into settings select WiFi tap menu button press advanced and make sure keep WiFi on during sleep is set to always or a similar setting
Sent from my SGH-T999 using Tapatalk 2

DSBS and battery monitor widget issues

1) Well for one, I'm on the newest stock rooted, I have greenify, DS Battery Saver so my 3G/WiFi turn off and sleep during screen-off....but sometimes when I turn things on.....everything works for fine like 5 minutes, but then randomly my wifi will NOT connect to my house's wifi network and itll use 3G....which is a huge battery killer....WHYYYYY
2) for battery monitor widget, the widget is NOT updating itself....when u go into the app, the mAh is not updating, it just says +0mah or whatever. there is no update, no nothing. i have no idea whats going on. ive already re-installed and it still happens like this. i love this app but now it doesnt work
Re: Retarded Issues
Did you disable the notification? -_- the phone will likely kill the app if you disable it as it had no exactly way to stay active. You need to set the notification to transparent or hide
It's worth a shot
I don't know how to "ungreenify" something....if I press the "play" button, it'll just start up the application and put it into "pending"
As for the Wifi name on my network, it's something like "FJKD33" its nothing too hardcore, but why would I change it?
Re: Retarded Issues
thegame2388 said:
I don't know how to "ungreenify" something....if I press the "play" button, it'll just start up the application and put it into "pending"
As for the Wifi name on my network, it's something like "FJKD33" its nothing too hardcore, but why would I change it?
Click to expand...
Click to collapse
Click the app and press the X at the bottom of the screen to ungreenify an app
flastnoles11 said:
Click the app and press the X at the bottom of the screen to ungreenify an app
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Click to collapse
Thank you. I think I got the Battery Monitor Widget issue fixed. What about the WiFi thing?
CNexus said:
Did you read my post? Whats your wifi timeout interval?
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Click to collapse
Yeah I did....where do I see the timeout interval? DS BS turns it off when screen off, then on when its on. When I click "advanced", the wifi policy is set to "never"

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