Strange N-router Wifi problem 4.4.2 - Android Q&A, Help & Troubleshooting

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)

Related

[Q] WIFI connection stops transfering data

Hi, is anyone has the same problem? When I'm connected at home to my Tenda router (WIFI b/g/n) after cca 30 min. my phone WIFI stops sending and recieving data, Skype is offline, etc... but WIFI in phone is stil switched on. After I switch WIFI off and back on (on my Samsung, not on my router), everything works good for a while and after cca 30 min. is situation the same. Is there in Samsung any WIFI sleep mode or something like that? Or some settings, which is not visible? Any other suggestions? Sorry for my poor English. Thanx in advance.
I'm having the same problem. But I did a factory reset and it works fine afterward.
And just few hours ago, I encountered this problem again. What did to get this error was, I pressed "on samsungapps" and it failed to update and thus results wifi connection stopping. What about you? Also my Kies air is not working.
are you guys sure you have wifi sleep policy set correctly? just to be sure, settings, wireless, wifi, menu button, advanced, wifi sleep policy to NEVER.
Yes. And also even if i manually disconnect and reconnect the wifi back. The data still doesn't come in. It is stated there as connected but no data at all.
Somehow Wifi keeps searching every few seconds, even thought it's connected.
This is bound to cost in battery life too.
I have reseted router to default settings, disabled n mode, disabled security (only mac filtering is on), disabled all unnecessary features and PROBLEM IS SOLVED !!! Thanx God Tomorrow I will experiment with router settings to know, what was causing this error ;-)
Well at least u're connected, I'm facing the same problem as the thread starter. No data flow at all. Browser showing me offline msg. I had the same problem on the 1st day with the phone after I woke up. previously playing with most of the default aps. So i'm not sure what went wrong, did a factory reset and it works fine.
Until, few hours ago, I tried my kies air which didn't work. Browser couldnt load the address given. And I thought i had an outdated kies air, so i went to click on samsungapps, which failed to update me. At that point the wifi is still working, i leave my phone for about 30 mins, and when i came back. The same problem which happened on the 1st day came back. I was hoping to find an answer here so I didnt do the factory reset it. On another note, the phone wifi works after restart, but wouldn't last.
Edit: The wifi works after i resetted my modem to default. oh well. at least that solved it.
lukecz said:
I have reseted router to default settings, disabled n mode, disabled security (only mac filtering is on), disabled all unnecessary features and PROBLEM IS SOLVED !!! Thanx God Tomorrow I will experiment with router settings to know, what was causing this error ;-)
Click to expand...
Click to collapse
Hi,
Did you find out what setting was causing the connection issue? I also have this problem with my Tenda router. I thought it might be the wireless N, but disabling that doesn't fix it. I have a wireless distribution system set up with other tenda routers so didn't want to disable all the settings to troubleshoot if i can help it!
Thanks
spen2 said:
Hi,
Did you find out what setting was causing the connection issue? I also have this problem with my Tenda router. I thought it might be the wireless N, but disabling that doesn't fix it. I have a wireless distribution system set up with other tenda routers so didn't want to disable all the settings to troubleshoot if i can help it!
Thanks
Click to expand...
Click to collapse
I have the same problem, my router is N and the conection between SGS2 and my router is bad. Any idea?
Same problem here, I'm running WZR-AGL300NH in access point connected to my Ubuntu Server. Everything else works in the house just fine but SG2 stops transmitting data after a while.
I recently upgraded to KF1 firmware (and unknowingly wiped out whole phone, being on the bleeding edge and that didn't seem to help.
I would very much appreciate all tips because this problem is very annoying!
Additional Info:
- Buffalo is running latest firmware
- Authentication WPA2-PSK
- Encryption AES
paranoidi said:
Same problem here, I'm running WZR-AGL300NH in access point connected to my Ubuntu Server. Everything else works in the house just fine but SG2 stops transmitting data after a while.
I recently upgraded to KF1 firmware (and unknowingly wiped out whole phone, being on the bleeding edge and that didn't seem to help.
I would very much appreciate all tips because this problem is very annoying!
Additional Info:
- Buffalo is running latest firmware
- Authentication WPA2-PSK
- Encryption AES
Click to expand...
Click to collapse
Same symptoms here. Cisco DDR2200. WPA2 PSK. Haven't tried fiddling with the router yet.
This seems to be a common problem. Anyone knows of a definitive fix?
Bump...I have the same problem and the issue persists even after i reset the phone
Sent from my GT-I9100 using XDA App
Glad I found this, thought it was the ROM I had flashed to the phone (which is VillainROM)
I keep losing connection from my phone via wifi like everyone else in this thread
edit: I've just assigned my phone an IP address via my routers settings and I can connect to the net again
Also when it wasn't working, I couldn't ping the phone. When I assigned the IP just now I still couldn't ping it.
When I did a tracert to it, I could get to it when the IP was assigned and when it wasn't.
I have no removed the assigned IP for the phone from the router. Wifi connection is still working after disconnecting/reconnecting wifi on the phone.
I can also now ping the phone, where as before it was getting timeouts.
Also when it wasn't working the first time when I did a tracert it was showing up as HPsomething (didn't make note of the numbers)
this time when it is working it's just showing up as the IP address when doing a tracert.
Another update:
Just checked my printer, it has an IP address manually set on it, which at one stage when the phone wasn't working for internet it had the same IP as the printer, hence when tracert'ing it I was going to the printer instead of the phone and getting the HP etc back.
When it wasn't working at that time and looking at my routers DHCP list, it had the MAC Address of the phone against the IP that the printer has....
So I've got some issues with how my own network is setup ^_^ which looks like is causing me grief.
So the issue is with DHCP? Setting a static IP fixes it? I'll have to try, but I doubt this is a problem with the network, as all my other devices use DHCP without this problem.
I have the exact same problem!!
It's really annoying.
i was having problems with wifi too.. it keeps scanning and checking, etc, signal dropping for no reason..
fixed mine..well for me it worked
backup ur phone ( i dont take responsibility if ur phone catches fire or dies or chases u around )
u need to be rooted
download FXR WiFi fix and rescue from market
and just run the app.
now my wifi signal stays constant speed and i get good speeds
alternatively try
WiFi Fixer
both of them will cause high battery usage..i think since it keeps the signal at maximum.. so only enable wireless when i need it or use juice defender or green power.
greenpower seems great. using this at the moment

[Q] SGS2 wifi issues after recent update to ICS...

Hey guys,
Just updated my SGS2 to ICS (see screen shot for version details). While im still getting used to a few of the changes, i have noticed a reasonably annoying bug which is causing my wifi at home to drop out. The phone will not hold a stable connection.
I updated my phone while at work, then when i got home it did connect to my network with no hassle, but after a little while (maybe 30 mins) i noticed that i kept getting notifications that i have connected to my home network. so it seems that a connection to the home wifi network is made, then lost, then found and re-established, then lost again. I have observed the 're-connection' can be as frequent as every 30 seconds, but sometimes it will hold the signal for up to 10 minutes.
the wifi signal strength is strong, as i do sit quite close to the router.
does anyone have any similar issues to me? Anyone know of a solution?
Thanks heaps for any help.
ps: you will notice from the screen shot that i have installed Wifi Fixer from the market, this did not help stabilize my connection.
Thanks again.
hmmm
Have you tried manually setting your network values?
I was having this issue as well using my phone in DHCP mode, but when I assigned a static IP, it worked great.
On a side note, what router are you using?
Gday mate,
thanks a lot for the reply. I changed the IP setting to static, though i didnt have to assign one. does that sound right?
Anyway, it seems to have improved the stability - i havent noticed any more drop-outs. Ill keep and eye on it and let you know.
I'm pretty sure the router is a Netgear DGN-2000, but ill confirm that. We also use a WIFI booster.
Thanks again for your help mate.
Same problem I think
My phone got ICS recently. It worked no problem in my sister's flat but now in my aunt's place. Doesn't work, it will connect with the router. It will work for about a minute and that's it. No more internet but still connected. They use a booster as well and this problem of wifi connection issues is common it seems.
They only way I've found ti help the problem, forget network, clear internet cache in applications and restart the router

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...
Click to expand...
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.
Click to expand...
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.
Click to expand...
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.

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
Click to expand...
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.

Wi-Fi Connection Problem

Hi All,
I just received a replacement for my V10 that suddenly died and I'm now having Wi-Fi connection issues.
When I brought it home yesterday the phone was still on 5.1.1 but updated overnight to 6.0 both experienced the same issue.
I have not rooted my device yet but will in the near future.
I have 3 different access points in my home with different id for each.
I can connect to one of them but not the other two.
When I try to connect it I eventually get a WI-FI connection error, or the connection is labeled disabled, or the connection doesn't connect and just shows saved.
I have tried:
1) reset the router
2) changed the password
3) changed to an open connection e.g. no password
4) forgotten then connection on the phone
5) restarted phone
none of these have fixed my issue.
Anyone have similar issues?
Anyone have any ideas for a fix?
Thanks you all for reading my problem.
steve
Just started having a similar issue yesterday. Stock MM, no root. Factory reset had no effect.
Maybe you can join my thread, I have problem with wifi also. You can check if we have same issue and may try my workaround http://forum.xda-developers.com/tmobile-lg-v10/help/wifi-mac-address-changes-reboot-h90120j-t3470140
I actually just noticed this on my phone yesterday. It seems to happen to me when the wifi signal is a bit weaker (but should still be able to connect). My wife's V10 didn't have an issue though. Haven't find a solution yet, but my wifi would also not find any connections after it would disconnect and have to rescan to locate any networks.
silcam18 said:
I actually just noticed this on my phone yesterday. It seems to happen to me when the wifi signal is a bit weaker (but should still be able to connect). My wife's V10 didn't have an issue though. Haven't find a solution yet, but my wifi would also not find any connections after it would disconnect and have to rescan to locate any networks.
Click to expand...
Click to collapse
Have you tried to do factory reset?

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