Wifi Bug - G2 General

Hello,
to save battery i set the Wifi Energy Management on "Wifi at Standby -> only while charging". From time to time i noticed that my Wifi didn't connect, but i was in wifi range! Did anyone else notice that issue? Changing to "always on" is a walkaround but i don't want wifi always on for energy saving!
I'm on d802 30b stock and i did a Factory Reset after switching to Lollipop and it seems only to apear on a 5GHz network.

Hi.
I can confirm this. With same settings like you, I have the same behavior on all LP roms (tested all official+ ported). This is one of many reasons why I went back to Cloudy 2.2

bugxyz said:
Hi.
I can confirm this. With same settings like you, I have the same behavior on all LP roms (tested all official+ ported). This is one of many reasons why I went back to Cloudy 2.2
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Click to collapse
when i connect to my 2,4GHz network everything is fine.

You should not be worry about being connect all the time to wifi because wifi takes nothing from battery

But now i also get reconnects of my Wifi regardless of whether i choose 2,4 or 5GHz WLAN

Related

Problem with cm9 and wifi

Hi i went from stock ics on my ray to cm9 by followingnexact step by step guide provided by cm9. Used their kernel as well. Have never modded my phone before. Having a small problem with wifi though. After my phone has been asleep for a while, if i wake it up the wifi icon in status bar is no longer blue its a dark grey and i can no longer browse anything or use the internet. Ive tried rebooting. I did the whole wipe cache etc when installing cm9. In wifi settings in advanced ive also left the setting to "leave wifi on when sleep" checked. If i turn off and on the wifi connection the phone ofcourse is able to reconnect again the icon is blue and i can connect. It not jsut a one off thing its been happening since i isntalled the rom.
If i wakek from sleep a few minutes later i have no issue with wifi. Its only when its been sleep for a while do i have this issue.
Any solutions?
I have the exact same problem but for me it's even bigger, whenever i turn on wifi on my modem, i can connect to internet on my phone, but after awhile i lose my connection completely, on my phone and on my pc also, the only way to get it back is to reset my router and wait for like 5-10minutes...
dellboyan said:
I have the exact same problem but for me it's even bigger, whenever i turn on wifi on my modem, i can connect to internet on my phone, but after awhile i lose my connection completely, on my phone and on my pc also, the only way to get it back is to reset my router and wait for like 5-10minutes...
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Click to collapse
If its also an issue with your. Pc then your issue might be also the router.
My other devices actually work fine in my case its oky this phone that has issues. Macbook iphone ipad nexus s no problems with those.
Same issue here. I can see available networks but unable to connect. There should be no problem with the wifi router as all my other devices work well and I have tried another router. Now I have to flash back to stock firmware.
illus4 said:
Same issue here. I can see available networks but unable to connect. There should be no problem with the wifi router as all my other devices work well and I have tried another router. Now I have to flash back to stock firmware.
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Click to collapse
Your issue seems more severe than mine. Mine actually connects and works, just that when it wakes from long sleep it wont work until i turn off and on wifi.
I get this problem too, but my problem even worse than yours. My wifi lose it's connection after a while, but the icon on status bar shows it's connected, running ping test, browse, even play store can't be accessed. I pinged the router and got unreachable.
And yeah, this problem occurs when I'm using all ICS based rom..
Anybody has any idea if this is a known problem, or if its just us few having thisissue?
illus4 said:
Same issue here. I can see available networks but unable to connect. There should be no problem with the wifi router as all my other devices work well and I have tried another router. Now I have to flash back to stock firmware.
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Click to collapse
I have same problem. I have SE xperia mini with CM9. WiFi worked fine until yesterday. Now phone can't connect to AP (full signal - try connect -> signal drops down), but sharing 3G internet over WiFi works fine. I cleared dalvik cache, but that didn't help.

Optimus L9 Wi-Fi problem .

I have an LG Optimus L9 P765 (Indian variant) with Stock ROM v10d on it.
WiFi on my set seems to be misbehaving. It connects to my network and works fine for sometime, but when I leave it unused for about say 5 minutes the mobile does not connects with my WiFi network.
In notification bar it shows that it is connected but actually there is no data transfer occurring.
Its very irritating as I don't get instant emails, whatsapp chats etc.
Is anybody else facing the same problem ? Please suggest any remedy for this problem.
Yeah, same problem here.
I've got an Indian P765 with V10d stock ROM as well. If left idle for sometime, the wi-fi seems to be connected but no data transfer occurs.
The small upward pointing triangle is shown on the wi-fi icon in the notification area, but the data transfer LED of the wi-fi modem doesn't blink, and so no webpage loads.
But if the wi-fi is being used continously, the problem doesn't occur.
Looking forward to a solution, thanks.
Edit: Reduced the Beacon Interval of the Wi-Fi modem to 100ms. The data connection is maintained now.
Problem solved. The phone's working fine afterall.
Before that happens go into wifi settings press the menu button hot advanced and turn the wifi sleeping policy off that is all that I can suggest
Sent from my Lg Optimus L9 P769BK using xda-premium
dz007 said:
I've got an Indian P765 with V10d stock ROM as well. If left idle for sometime, the wi-fi seems to be connected but no data transfer occurs.
The small upward pointing triangle is shown on the wi-fi icon in the notification area, but the data transfer LED of the wi-fi modem doesn't blink, and so no webpage loads.
But if the wi-fi is being used continously, the problem doesn't occur.
Looking forward to a solution, thanks.
Edit: Reduced the Beacon Interval of the Wi-Fi modem to 100ms. The data connection is maintained now.
Problem solved. The phone's working fine afterall.
Click to expand...
Click to collapse
Beacon Interval of my WiFi modem is already 100ms.
Problem still persists.
Any solution anybody.
The only solution for now is to change WiFi sleep policy to Never instead of Always in WiFi settings.
But that turns on Mobile data or 3G (which ever you have) which is more battery consuming.
And there's no point of keeping a smartphone offline by disabling either WiFi or Mobile data.
P769BK has a different wifi issue. All 6 of mine have had this same issue.
Enable wifi and use if for a few hours.If wifi router looses internet access and you try to download an MMS it fails.
Disable wifi and try downloading MMS via cellular network it fails. Airplane mode toggle does not work.
A reboot is required to fix this. Very irritating when connected to a wifi network that has a bad connection.
Don't even get me started with wifi-calling. It just plain sucks on 4.x ROMs.
I use WidgetSoid which gives WIFI and 3G icon (also called power switches) on Home Screen and reconnecting is just a HALF SECOND deal for me. Its even quickly re-connectable from WiFi PowerSwitch in Notification Panel.
By the way, I did not notice this issue on my P765 (india) L9. Works well with Vodafone Mumbai 3G, and WiFi always connected even after idle time upto 2 hours mostly at home. Like they always say, results may vary.
Problem: WiFi is not useable
Hey Guys,
i've got a huge problem. I can't switch my WiFi on. The problem exists since a few months and I've tried to fix that by myself but my knowledge about programming is quite small. Please help me. WiFi is one of the most important functions. Is sendng it to LG-Support the only way to get that fixed?
Pls Pls Pls HELP ME!
qkdfler
hi friend,
You already managed to solve your problem?. I have a similar problem, did the bootload and installed cyanongenmod 10.2 for P760 and everything worked perfectly, after I turn off my smartphone realized I was not connecting the wifi and even tapping the power button it does not turn on, put your smartphone in order factory original and still the problem continues.
Can someone help me?

Strange N-router Wifi problem 4.4.2

Hi guys,
Looked for an answer on this forum, no luck....
Problem,
When connected to an Wifi N-router, my wifi works for an certan amount of time and than drops. Wifi says I have a full conncetion but all my apps say there is no internet. Manually set Wifi on and off works until the connection drops again.
The strange thing is that it is only on N-routers. When I put the mixed mode on, it works like a charm.
But the problem is, Wifi is so slow on mixed that it is no option for long term.
Also it looks like even some routers with mixed on, makes the wifi drop. On my ubee modem every mode drops the signal, on a older linksys modem mixed (b/g/n) works.
Solutions tried:
- Got a new phone, same problem
- Factory reset, same problem
- Disabling Wifi power saver or any battery saver, same problem
- Change Wifi direct name, no luck
- Try apps like wifi repair, or signal boost, no change
- Static Ip adress, did not work
- WPA, WPA2, WEP, no luck.
- disable sleep on my phone, no luck
- Reset the modem, even factory reset the modem, same problem
- Problem was still existing after Firmware update....
I think I tried almost everything. Do one of you have the solution?
Phone
Acer E700
Kitkat 4.4.2
Not rooted or anything...
Thanks so much!
Henkdoe said:
Hi guys,
Looked for an answer on this forum, no luck....
Problem,
When connected to an Wifi N-router, my wifi works for an certan amount of time and than drops. Wifi says I have a full conncetion but all my apps say there is no internet. Manually set Wifi on and off works until the connection drops again.
The strange thing is that it is only on N-routers. When I put the mixed mode on, it works like a charm.
But the problem is, Wifi is so slow on mixed that it is no option for long term.
Also it looks like even some routers with mixed on, makes the wifi drop. On my ubee modem every mode drops the signal, on a older linksys modem mixed (b/g/n) works.
Solutions tried:
- Got a new phone, same problem
- Factory reset, same problem
- Disabling Wifi power saver or any battery saver, same problem
- Change Wifi direct name, no luck
- Try apps like wifi repair, or signal boost, no change
- Static Ip adress, did not work
- WPA, WPA2, WEP, no luck.
- disable sleep on my phone, no luck
- Reset the modem, even factory reset the modem, same problem
- Problem was still existing after Firmware update....
I think I tried almost everything. Do one of you have the solution?
Phone
Acer E700
Kitkat 4.4.2
Not rooted or anything...
Thanks so much!
Click to expand...
Click to collapse
The issue was driving me crazy since the update to KK 4.4.2. It was like disconnecting the Wifi but the Wifi was not disabled, just the Wifi icon turned grey instead of the green when you are actually connected. Well long story short, turn off your BLUETOOTH and it will not disconnect anymore from Wifi. It seems to be a 4.4.2 bug.
Yeah I know.. who would have thought that?
Anyways, this works for my Acer E700 for days now and I am pretty convinced it will keep on working. Before this I was losing the connection within half an hour (but when on the power adapter the Wifi wasnt dropped)

Possible Wi-Fi issues?

So far I'm loving this tablet (even without root) but have noticed that I lose internet access if I'm browsing for a long time. I still have full Wi-Fi signal (I'm only a couple of feet from my router) but no internet access until I disable and re-enable Wi-Fi. This has happened several times since getting the tablet last Friday. I have 3 other Android devices including an Xperia Z1 and none of those have a problem. It has happened on two different Wi-Fi networks so it is definitely not a router issue. I have tried disabling and enabling the options under Advanced Wi-Fi such as 'Scanning always available' and 'Wi-Fi optimisation' but none help.
There is a Wi-Fi Check app preloaded on the Z3TC and it shows it is failing on test 4 - Gateway/DNS. All of my other devices remain connected.
Anyone else noticed a similar problem? I know it is early days but would like to know if I should return it before I get too attached to it!
wired69 said:
So far I'm loving this tablet (even without root) but have noticed that I lose internet access if I'm browsing for a long time. I still have full Wi-Fi signal (I'm only a couple of feet from my router) but no internet access until I disable and re-enable Wi-Fi. This has happened several times since getting the tablet last Friday. I have 3 other Android devices including an Xperia Z1 and none of those have a problem. It has happened on two different Wi-Fi networks so it is definitely not a router issue. I have tried disabling and enabling the options under Advanced Wi-Fi such as 'Scanning always available' and 'Wi-Fi optimisation' but none help.
There is a Wi-Fi Check app preloaded on the Z3TC and it shows it is failing on test 4 - Gateway/DNS. All of my other devices remain connected.
Anyone else noticed a similar problem? I know it is early days but would like to know if I should return it before I get too attached to it!
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Click to collapse
I noticed at the beginning also the same...I had some connection problems in the browser and had to reload the page.
Do you have LTE or Wifi Version? Mine is LTE.
IcHgUcK said:
I noticed at the beginning also the same...I had some connection problems in the browser and had to reload the page.
Do you have LTE or Wifi Version? Mine is LTE.
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Click to collapse
Just the 16GB Wi-Fi only version. I did some tests on my work Wi-Fi (streaming music and browsing) and the connection was stable. I'll try static IP and a few other things and test again at home.
Cheers
Yep, I have the same problem.
Wifi connection is not stable. Sometimes I have to wait for few seconds for it to reconnect.
Mine is 16 gb Wifi version only.
Is this a software issue.? Wondering if I should return it.
Anyone found a solution?
[email protected] said:
Yep, I have the same problem.
Wifi connection is not stable. Sometimes I have to wait for few seconds for it to reconnect.
Mine is 16 gb Wifi version only.
Is this a software issue.? Wondering if I should return it.
Anyone found a solution?
Click to expand...
Click to collapse
Actually, I haven't the problem again since the first week. I'm thinking it may have been a router issue after all (I'm using a Virgin Media SuperHub 2). I've not had any disconnections issues since.
Have you tried the Wi-Fi Test app?

WIFI issue on Z Ultra GPE with Android 5.0 (Lollipop)

Hi,
Has anyone had similar experience and (better yet) a solution to my issue with wifi connections since upgrading to 5.0?
After the update my Ultra Z GPE losses connection to my home wifi, and other wifi (public wifi,, friend's wifi). Once this happens the wifi app in settings does not see/list the wifi connection. I've tried turning wifi off/on, and refresh but my home wifi (and the public and friend's wifi) do not appear as available. The only solution I've found is to power off and back on again. But doing this several times a day is a pain.
TIA
rmuraoka said:
Hi,
Has anyone had similar experience and (better yet) a solution to my issue with wifi connections since upgrading to 5.0?
After the update my Ultra Z GPE losses connection to my home wifi, and other wifi (public wifi,, friend's wifi). Once this happens the wifi app in settings does not see/list the wifi connection. I've tried turning wifi off/on, and refresh but my home wifi (and the public and friend's wifi) do not appear as available. The only solution I've found is to power off and back on again. But doing this several times a day is a pain.
TIA
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Click to collapse
Well my situation has changed, and perhaps a little less of a pain. Even though in Settings it shows my wifi is connected I am still frequently losing the connection. My apps (i.e., Google browser, Google Now, other apps, etc) do not load/refresh and indicate "No network connection. But now I can resolve the problem by toggling wifi off and on. Better than powering off and on but still a pain.
rmuraoka said:
Well my situation has changed, and perhaps a little less of a pain. Even though in Settings it shows my wifi is connected I am still frequently losing the connection. My apps (i.e., Google browser, Google Now, other apps, etc) do not load/refresh and indicate "No network connection. But now I can resolve the problem by toggling wifi off and on. Better than powering off and on but still a pain.
Click to expand...
Click to collapse
If your device is rooted try Wifi Connection Fixer ROOT by Zextr. The link is
https://play.google.com/store/apps/details?id=co.in.zextr.wcf&hl=en
Thank you for your response. But no my device is not rooted. However, I believe I found the cause of my wifi issue. Separate from my wifi issue I was having some issues with Google Now. So, I uninstalled the Google Now launcher. Guess what? My wifi issue is gone. I have not lost wifi connection since I uninstalled the Google Now launcher.

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