WLAN just works on every xth reboot - Galaxy Tab S2 Q&A, Help & Troubleshooting

Hallo,
Some days ago my wifi stopped working from properly. Its just not working.
I am using a rooted S2 and tried to get a ping response from my router->no go "operation not permitted".
Any other device on my networks works just fine so i am assuming it must be something
with the tablet. I tried to delete the wifi profiles->no go i tried different wifi network (2.4ghz)->
no go. The WLAN just connects fine, at least thats what i conclude from the wifi icon at top.
I also disabled all XPosed modules->no go. Any idea what this can be?

I'm afraid you aren't the only one with that problem
http://forum.xda-developers.com/showthread.php?t=3450874

Related

NO WIFI connection after upgrade RUU_Prodigy_2170706 FRE

Anyone has an idea how to solve this?
i have installed the new RUU_Prodigy_2170706_21707106_20710_QTEK_FRA_Ship ROM on my qteck9100 and all went fine, all works perfectly execpt WIFI
Now each time i want to connect to my wifi network its goes on a neverending seraching, trying to connect end nothing.
I tryed wiht the WAP security on, without any security , without an mac adress filter but no way to connect.
i tryed also to go back to ROM RUU_Prodigy_2080702_102_11310_QTEK_FRA_Test that worked perfectly but i have an error message saying that the rom is not compatible with the device..
suggestions are welcome
thamks
sorry cant help too much, im in the same boat, tryed two different roms now, but no go
finds the network, asks if you want to connect, then after a few mins it stops trying to connect!
Also in the available networks list, they stay available even tho some of them i passed a mile or so ago in my car!
I finally could install RUU_Wizard_1050412_WWE_101_11210_WWE ROM and with the DJVW HTC Wizard Optimizer the Wifi wrok perfectly
with the old 2.08 test and the Optimizer,the wifi connection was fine.
Maybe with this last ROm 2,17 the Optimizer don't work ..
im running Custom_RUU_Wizard_1050402_101_11210_O2_ENG_CID.exe.html
but still not working for me, whats this, DJVW HTC Wizard Optimizer ? cheers
DJVW HTC Wizard Optimizer installed and still the same, ohwell,
I had the same problem until I adjusted the NIC power settings to favour better performance it would then connect..
I read somewhere on here that another user had to stand nearer to the AP to connect but once connected all was fine?
same issue for me ...
slurp said:
I had the same problem until I adjusted the NIC power settings to favour better performance it would then connect..
I read somewhere on here that another user had to stand nearer to the AP to connect but once connected all was fine?
Click to expand...
Click to collapse
i had the k-jam ontop of the router, and nothing
I tryed the WIFI connection in a public place with a provider called
"monzoon" and its worked fine.
As this acces is a 802.11b i start really to belive that "Wizard optimizer" do not work with the new ROM
At home with my Belkin Pre-N router that works only on mode "G" and "B+G" i still have no connection.
There is no change if i change performance setting and by the way with the piblic network i was on "best battery" and not on "best performance"

Wifi no longer working with paul's froyo [FIXED]

anyone else having the problem of wifi no longer connecting after updating TO froyo?
edit:
Okay just had coworker enable his nexus as a hotspot and I connected fine.
Must have something to do with the phone's wifi driver and home router.
Wifi still good for me.
Re: Wifi no longer working with paul's froyo
I see a bunch of people reporting alot of bugs in Froyo, i havent seen any bugs yet. My answer to OP is: No.
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i can't get wifi to work on any froyo!
it's just obtaining the ip adress but not connecting
i'm having the same problem on my phone. i flashed the stock rom update-nexusone-EPF21B-signed, the the frf 50 rom and everything was working fine for a few hours then suddenly it stopped working. now when i try to turn on my wifi, it just scans then says it's disconnected then starts scanning again.
everything is working fine but i just can't get any wifi! :'(
Okay, glad I'm not the only one. Wonder how we can go back to older wi-fi drivers.
WebghostDK said:
I see a bunch of people reporting alot of bugs in Froyo, i havent seen any bugs yet. My answer to OP is: No.
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Click to expand...
Click to collapse
This, I think there's a lot of operator errors going on that are being blamed on FroYo
TFJ4 said:
This, I think there's a lot of operator errors going on that are being blamed on FroYo
Click to expand...
Click to collapse
Hey if you got any ideas on what I did wrong, I'm all ears. All I know is wifi worked fine before switching to Froyo.
(but the new wi fi drivers didn't work on 2.1 either and i had to go back to the old ones)
Re: Wifi no longer working with paul's froyo
Mine disconnects after a while of not using the phone. Wifi on profile widget stays on. But in wifi settings it shows not in range which shouldn't happen anywheree in my apartment.
Need to turn off and turn onwifi again to reconnect.
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tanman1975 said:
Hey if you got any ideas on what I did wrong, I'm all ears. All I know is wifi worked fine before switching to Froyo.
(but the new wi fi drivers didn't work on 2.1 either and i had to go back to the old ones)
Click to expand...
Click to collapse
if more than one person is having a problem, i'm certain it's not a user error like one person said it could be (quite an asinine comment if you ask me). it's never an operator error when you turn off your wifi and half an hour later you try to turn it on only to discover it won't turn on.....how the hell is that an operator error?
i didn't have any problems whatsoever. check the md5 hash, make sure your download was fine.
make sure you wipe everything, then reinstall. if you have old data cache'd, and then tried to flash the update, that may very well be the problem.
Yeah, having troubles connecting to 802.1x EAP Wireless Networks, PSK works fine for me at home.
Yes, I wiped, checked MD5 etc..
I'm using Pauls Rooted Froyo zip
i made sure to wipe data/cache/dalvik cache/battery and rotation. i do this everytime i switch roms. after 12 hrs of working fine, i just don't understand why it suddenly quit. before i flashed to froyo, i made sure to read up as much as possible to ensure i didn't miss a step. the worst part is, no matter which rom i'm using now, i have no wifi.
one thing i noticed is pre-froyo, when i flashed pershoot's kernels with new WiFi drivers i could not connect at home, but when i used kernels with older drivers, I was fine. That said, maybe it will work with other WiFi access points a la the point made about not working with certain WiFi router types. Will test when I have the opportunity.
one thing i noticed is pre-froyo, when i flashed pershoot's kernels with new WiFi drivers i could not connect at home, but when i used kernels with older drivers, I was fine. That said, maybe it will work with other WiFi access points a la the point made about not working with certain WiFi router types. Will test when I have the opportunity.
----------
edit:
Okay just had coworker enable his nexus as a hotspot and connected fine.
Must have something to do with the phone's wifi driver and home router.
I had problems connecting to my router (a Belkin N1). I set a static IP on the Nexus One and then it works perfectly.
I have tried to connect to my work router and it got a DHCP lease fine and worked fine (only at 54Mbps G speeds).
Perhaps this new radio image has N enabled and something is screwing up with the DHCP lease. I will try to replace my home router with another N router and report back.
I had the same problem with a message saying connecting but not picking up the IP address.
I suspect it was a conflict with the Static WiFi app I was using. I've unloaded this and after restarting and re-saving the static ip details it connected up OK.
For now I'll have to switch between static and dhcp manually I guess....
I came from Desire R19. My wifi doesn't connect as well now, i.e. seems to need a stronger signal from the AP. Last week I was getting 2 bars of wifi for the AP in my office, and now I get 1 or none. I'm getting a bar or two less at home too. I'm guessing some kind of difference in the Radio.
WiFi issue I have seems to be AP manufacturer specific
At home
Pre 2.2 I could connect without problem to my Linksys WRT 600N, no problems, DHCP etc.
Post 2.2 I cannot connect, gets to acquiring address and then craps out and re-scans
At work
Cisco wireless kit, (no idea of type of AP) pre 2.2 connected OK, post 2.2 connects OK
WPA2 security on both setups

[Q] Wifi stopped working on rooted NookColor

I have had my NookColor for about a month. The day I got it, I updated to 1.01, and then ran Autonooter to root. I installed ADW launcher, and have been loving it since that time. Today, the wifi inexplicably stopped working.
This is my home wireless network, which has an open guest wireless router that I use for the NC, as well as several other devices that currently work fine.
The only thing I changed today was that I updated the SkyFire browser. I have since uninstalled it, hoping that would fix the problem. It did not.
Here are the symptoms:
1. turn on wifi - no apparent issues
2. however, the device did not automatically connect (as it has every day for a month, including this morning)
3. go to wireless settings, and confirm that wifi is on
4. no networks display in the "wireless network" box, but the "Other network" choice does appear
5. after 10 seconds, a message in a black box pops up that says "Unable to scan for networks"
6. If I choose "Other network" to try to retype the SSID, I get a message that says "Unable to save the network"
7. I eventually get this message: "Sorry! Activity Wireless (in application Settings) is not responding. Wait | Force close."
I'm not sure how to troubleshoot this. Does anyone have any suggestions?
mortenberg said:
Does anyone have any suggestions?
Click to expand...
Click to collapse
Did it autoupdate to 1.1? Rom 1.0.1 gave me a good wifi connection. 1.1 has been very problematic for me.
Try also rebooting the router. May not be the issue but need to work through some of the causes. I've had some router issues particularly with older models.
I'm using 1.01.
I have rebooted the router and the NC more than once. Also, the router is working for other devices.
It's not that the NC can't find the wireless AP, it's that something is preventing the NC's wireless from working at all. It almost seems like a permissions thing, or a file that has been corrupted.
My wifi mysteriously stopped working a couple of days ago. I had been on AN3.0 rooted Stock 1.1 for a couple of weeks, then suddenly the wifi could not see any access points. It seemed like wifi wasn't even powering up. There was no obvious reason for it to quit; I was actually surfing the net when the connection dropped. Rebooting did not help.
I booted from a Nookie Froyo SD card and wifi worked fine, so it clearly wasn't a hardware fault.
I then decided to just go ahead and install CM7 since I needed to reflash anyway. Works great so far!

Wifi No Longer Works AT ALL

My DROID Bionic's wifi doesn't work at all anymore. It was working just fine a couple of days ago. The phone got REALLY overheated so I dont know if that was the issue. When I go into wifi settings and try to connect to a wifi network it only says "Turning wi-fi on..." I was running the ICS leak .2233 at the time and FXZ'd to .902 and updated to stock ICS. Also, when I try to connect it also says "No nearby Bluetooth devices were found." Its odd because im in the wi-fi tab, not the bluetooth tab. I would really appreciate some replies. Thank you.
WiFi on mine stopped working in stock ICS. It would just continually attempt to grab an IP and then disconnect and reconnect. Forgetting the connection and reentering the key did not help. Oddly enough it worked fine in CM10JB. Not really wanting to mess with it I did a factory data reset (after backing up both ROM slots) and it started working again. It may have been heavy handed but it's going again...

Wifi Problem

A while ago, the wifi on my phone started to behave strangely. Sometimes, it wouldn't connect to my modem and other times connected flawlessly. Now it stopped connecting. 3 weeks have passed and it didn't connect to any routers. I changed my router, tried connecting to public, open wifi and friends wifi but nothing worked. I even bought a wifi antenna and replaced the one inside my phone & tried setting up a static IP but it still doesn't work. I was on N4 elite when the problems started, as usual I already tried the wipe cache etc.. flash stock 4.4.4 but still nothing. I'm on stock 4.4.4 now.
when I switch on wifi it searches and finds all nearby connections. but when I try connecting to one of them the signal strength meter decreases to zero and then it says saved.
Any solution? thanks in advance
@MaHo_66
LucasBass said:
A while ago, the wifi on my phone started to behave strangely. Sometimes, it wouldn't connect to my modem and other times connected flawlessly. Now it stopped connecting. 3 weeks have passed and it didn't connect to any routers. I changed my router, tried connecting to public, open wifi and friends wifi but nothing worked. I even bought a wifi antenna and replaced the one inside my phone & tried setting up a static IP but it still doesn't work. I was on N4 elite when the problems started, as usual I already tried the wipe cache etc.. flash stock 4.4.4 but still nothing. I'm on stock 4.4.4 now.
when I switch on wifi it searches and finds all nearby connections. but when I try connecting to one of them the signal strength meter decreases to zero and then it says saved.
Any solution? thanks in advance
@MaHo_66
Click to expand...
Click to collapse
You can try flashing a custom rom. Maybe it fixes your device. It can reveal if the problem is with your antenna or with your rom
JohnSmit268 said:
You can try flashing a custom rom. Maybe it fixes your device. It can reveal if the problem is with your antenna or with your rom
Click to expand...
Click to collapse
Tried lots of different roms, still doesn't work

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