Issues while switching between Wifi and GPRS - Nexus 4 Q&A, Help & Troubleshooting

Hi i am experiencing some problem while switching b/w WiFi and GPRS connection .when i switch .i am not able to receive calls . my Network becomes grey in color when i switch to Wifi connection back the network signal becomes blue ..
Steps i used to switch to GPRS .
Settings > Data Usage > turn on Mobile Data
Settings > More > Mobile Network > I disabled data enabled option .
When i want to go back to Wifi . i turn off mobile data and connect to wifi ..
Where am i going wrong ., if you help me out that would be great .
Thanks

when i turn my wifi off it always try to connect hspa or edge ....idk what to do

Did you give it few minutes to actually establish connection with you carrier ? I get grey bars when switching between WiFi and cell signal . but after few seconds its fine and goes back to normal ...
Sent from my Nexus 4 using xda premium

MattSkeet said:
Did you give it few minutes to actually establish connection with you carrier ? I get grey bars when switching between WiFi and cell signal . but after few seconds its fine and goes back to normal ...
Sent from my Nexus 4 using xda premium
Click to expand...
Click to collapse
yeah i did ..usually how long it will take ??
wifi on http://imageshack.us/photo/my-images/836/wifion.png/
wifi off http://img14.imageshack.us/img14/18/wifioff.png

. it used to work before idk whats wrong .. even if i do factory reset i am experiencing the problem ..sometime there are lot of disturbance during a call ..the bars are not turning blue after i turn my wifi off...could this be sim card problem ??

Related

[REQ] app that stops DATA when being connected to Wifi

hi,
the data (3g/2g) is taking alot of my battery life..
i'm looking for someting like "setting profiles" that is running as a service and while being connected to wifi its automatically disabling the data (Data enabled)
and returning it to enabled when there is no wifi connection...
i didn't see in setting profiles option to set profile without data....
when you connect to wifi, android OS turns of the 3g data connection already.
Check out Tasker: http://www.appbrain.com/app/tasker/net.dinglisch.android.taskerm
There's a free trial of it for a week...http://tasker.dinglisch.net/download.html
As far as I know, Android turns off data when on wifi automatically without any additional software
Sent from my Nexus S using XDA App
sam4free said:
As far as I know, Android turns off data when on wifi automatically without any additional software
Sent from my Nexus S using XDA App
Click to expand...
Click to collapse
Turns off, or just uses the WiFi preferentially? There's a difference, though operationally perhaps irrelevant.
My NS frequently shows BOTH the WiFi connected and the Edge signal indicator while I'm at home. Both green.
distortedloop said:
Turns off, or just uses the WiFi preferentially? There's a difference, though operationally perhaps irrelevant.
My NS frequently shows BOTH the WiFi connected and the Edge signal indicator while I'm at home. Both green.
Click to expand...
Click to collapse
it turns it off. the 3g data session is terminated once you connect to wifi, and when you turn off wifi, the 3g data connection is re-established.
Agreed, it turns OFF the the 3g data. Notice that when you get on WiFi, that the wifi icon appears, and the 3g icon DISAPPEARS. This is because it's disabling the 3g since it has access to a wifi connection
this has been the default since as far as i've used Android

WIFI Issues

I've had my Nexus for about a week now and noticed two strange issues with the WIFI connection.
1. I can connect to WIFI successfully at home but as soon as I go out and it switches to the 2G network and then later go back inside the WIFI doesn't auto connect it will stay on 2G, I have to disable and enable WIFI to connect to my home WIFI, is there a way round this or is it a bug?
2. Whenever I'm out an about and the phone detects a WIFI network even if its not configured to connect to the WIFI network the phone seems to disable 2G Data connection and continually notifies me of a WIFI network being in range and wanting to configure it, is there anyway of disabling this behavior and allowing the 2G Data connection to be active when no configured WIFI network are in range?
Any help would be much appreciated.
Thanks
Jon
Really can't help you much on the settings as I don't quite have my N4 but you should always turn wifi off when you're not using it. You will get much better battery and you wont have problem with #2. Sorry I couldn't really help much.
Sent from my epic touch, waiting for my Nexus 4
jonchill said:
I've had my Nexus for about a week now and noticed two strange issues with the WIFI connection.
1. I can connect to WIFI successfully at home but as soon as I go out and it switches to the 2G network and then later go back inside the WIFI doesn't auto connect it will stay on 2G, I have to disable and enable WIFI to connect to my home WIFI, is there a way round this or is it a bug?
2. Whenever I'm out an about and the phone detects a WIFI network even if its not configured to connect to the WIFI network the phone seems to disable 2G Data connection and continually notifies me of a WIFI network being in range and wanting to configure it, is there anyway of disabling this behavior and allowing the 2G Data connection to be active when no configured WIFI network are in range?
Any help would be much appreciated.
Thanks
Jon
Click to expand...
Click to collapse
I have the same issue number 1. I find the battery is getting used quickly and the wifi will not connect. if i disable then enable, it quickly connects to the known wifi signal. I can see a different battery decay slope if I let this problem persist for a few hours, it then reverts to its usual slope once wifi is restarted. This problem usually only occurs once a day on average. I hope someone knows how to solve this issue.
cheers
Rich

[Q] nexus 4 lost internet connection quickly after reboot

Hi all.
I have a problem with my nexus 4 that the cellphone has no connection to the internet. It returns to normal and can get to the internet after reboot, but after a few minutes it has no internet connection again.
I have tried flash the 4.2.2 & 4.2.1 factory images again but it does not work.
I have checked the APN setting and i'm sure all setting are correct. btw, it has internet connection after reboot but only a few minutes.
The SIM works well on other cellphones, but all SIMs i borrowed have the same issue on my nexus 4, so not about the SIM.
In the phone status, i see Mobile network type: HSPA:10, and Mobile Network state connecting
if you have any ideas how to fix this, appreciate all your helps.
Same problem with you. Sometimes it keeps using 2G network sometimes or even no internet connection sometimes after turns off the wifi unless I reboot the phone.
nabor said:
Same problem with you. Sometimes it keeps using 2G network sometimes or even no internet connection sometimes after turns off the wifi unless I reboot the phone.
Click to expand...
Click to collapse
You can turn the airplane mode off and then turn it on instead of reboot, but this doesn't work for me. My cellphone will soon lost the internet connection untill reboot.

[Q] Loss of mobile data connectivity - AT&T

It happened 4 times on my Note 3 in the last 10 days. I'm home or at work under wifi. Go out and try to use mobile data and I get an error message that I have no connection. Yet my LTE signal shows 50% and above in signal strength. I tried to turn on airplane mode to turn it off to force my phone to latch onto the closest cell tower and it's still doesn't fix the issue. If it happens while I try to upload some files, I check my email or try to browse the web and it confirms that I have no working connection to the web. I end up rebooting my phone and it fixes the issue. It's as if the phone is still looking for my wifi connection and "forgets" to switch to cellular connection once I leave the building. I know there is a setting under wifi that says to auto switch between wifi and mobile network but it doesn't seem to make a difference.

H910 can't find WiFi access when having no mobile signal or in flightmode

Hey folks, Im having a very weird issue.
I can't find / connect to Wi-Fi spots when I'm having no mobile signal or when I'm in flight mode.
As soon I have mobile data and a carrier the wifi accesses appear.
This is so annoying because at home I'm in a low signal area and sometimes my wifi crashes and then the wifi can't connect again because of the lag of mobile signal.
I attached some. Screens.
I tried to reset the network settings, no success.. But I don't wanna do a factory reset..
Any ideas? Never heard about that kind of issue. No matter which phone.
Ok found a solution. I removed the WLAN - n support by changing the router and now I finally can connect to the wifi without sim card or mobile repection.. Due the N thing my router didn't show in the menu without having signal.

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