Reboot loop when connected to wifi - Samsung Gear S3

I hava a Gear S3 preordered at launch. Until recently I had no issue with it. However recently it started to enter in a reboot loop when I am connecting to the work wifi, an access point of a WPA2 encrypted network. It only behaves like this on this network. I have tried other different wifi networks, including the one at home and it works great. Do you have any ideea for this strange behavior? I have already tried a factory reset, I have used it with and without pairing it with the phone and with and without loading the back-up data.

Serviced
I have sent it to service and I have been announced that they will replace the battery and the display (I also had the bezel sound problem)

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[Q] Strangely isolated WiFi issue

Hi all,
Captivate with Cognition 2.2B9.1.1
Android 2.2
Belkin router (it is at home so I can't get the model number right now)
The simple problem is that my captivate will connect to all of the other wifi networks that I use but it stopped connecting to the one at home. All other phones and computers in the house connect just fine. The interesting thing is that when you watch the connection status on the phone, it connects and then immediately disconnects and starts the handshake over again. I have watched this happen over and over again. Weird.
I first thought it was my router so I modified the settings by using different channels and security methods. No dice. I then reset my router to factory specs and still nothing. I want to blame the router but I am stuck thinking that it might be the phone. Is there a way to purge the WiFi and IP information? I would rather not dump my phone and restart if I can avoid it. Can this be done through a terminal app like other platforms?
Any ideas or similar experiences?
Thanks ahead of time.
999
more info
So I dropped an updated Cognition Rom 2.3.b6 and solved the issue. Last night I cleared my RAM (level 1 and level 2) and when I got home the problem occurred again. Bizarre. Could I be clearing a cache that refuses to refresh? Ideas?

[Q] Samsung galaxy i9000 won't connect to wireless any more

Hi all,
I have a Galaxy i9000 and it won't connect to wireless. It used to connect just fine, then one day it stopped working. I ignored it for a while (3G still works) and once I finally got around to trying to see what had happened, I could see that the phone does connect to wireless networks (at home and at work), but once it had authenticated to the network, it would fail at "Obtaining IP address from <network name>". There's no error message, but the phone just sits at that stage forever. Not obtaining an IP address makes it pretty hard to connect to a wireless network
I don't know what happened to make this problem occur, it's been about a month now since it happened. I have AdFree installed on the phone, that writes to the hosts file, right? I suspect that it may have been a hosts file update which had caused this problem, but I'm not sure.
Does anyone have any suggestions as to what may have caused the problem?
Thanks!
what about reflashing your phone?
so you have everything stock
if this doesn't solve the problem then contact a service, or if you have warranty, just send it back...
same problem
The funny thing is is have exactly the SAME PROBLEM ... SINCE the same time?!?!
mybe we got some kind of virus for phones? ... altho i do have anti viral software on the phone. and i didnt upload any kind of stuff on it for at least half a year.
hard rest phone
try resetting your phone to factory default
I am also experiencing similar wifi issue..except I get pass obtaining ip address it's after that I get error message "authenticate problem".??
My brothers works fine connects within second on home wifi, when I connect on same wifi I get error message..I have tried restoring previous wifi data..I have done phone reset too but nothing works
I did some googling and found brief answers not that helpful..but it was mentioned that frequency range I'm trying to connect is incorrect.
"does anyone know how to change wifi frequency mgh our any help"
question
Hello , did anyone solve the problem ? My I9000 wifi problem apeared today. thanks
same "authentication problem"
Well after i flashed custom rom (android 4.0.4 -SmoothieICS-v2) i can´t connect to wifi any more. But mobile data works perfectly.
And before flashing custom rom ,wifi worked jsut fine. phone is Galaxy S Plus I9001 .

wifi problems

hello guys,
i may have a problem with my wifi connection.
i bought two days ago the phone and yesterday i was playing with it in my house. i have some kind of problem when i am connected to my rooter.
when i connected my phone, i started viewing some sites and watching youtube videos.
suddenly i had this problem:
at the browser when i clicked a site, it started load it but never ended, just showing a white page. if i pressed stop and reload then the site was loaded ok.
this happened all the time.
when i returned to youtube the videos started and played for 10-20 seconds and then were freezed because the phone could not get the rest video.
at the same time i had internet access from my rooter as i could navigate at sites from my tablet.
if i close and open my wifi on phone then the connection was ok but after a while (10 mins) this strange behavior started again .
has anyone ever had the same problem;
thanks you
(PS sorry for my english)
What ROM are you using, and did you try to reset the phone and wipe cache/dalvik?
Sent from my HTC One XL using xda app-developers app
the phone is new (2 days old) and its stock
Have you tried simply power-cycling the router? Should be one of the first things you do, anytime you have a WiFi problem, as this will clear it up many times. I think I've seen this help even in cases where other devices work on the WiFi network properly.
yeap, i restarted both router and the phone
i have changed all the settings on the wifi-settings but did not see any progress.
From htc support told me to worj the phone in safe mode, but i have to wait until i return home
besides this problem, i cant connect and the router at my office (i had the same problem with mt s2 after an update, but 1-2 months later sammy rolloed out an update and the problem fixed)
Is security enabled on your WiFi network, and if so, what type (WEP, WPA, WPA2, etc.). You might try switching the encryption type (although WEP is not recommended, as its not very secure). I've seen cases where this has helped various connection problems.
I have had this problem with a lot of phones that friends and family bring by. 90% of the time the problem is a minor setting on the router. Some Android phones don't like AES encryption. If your encryption settings on your router are set to "AES" or "TKIP and AES" try changing it to just TKIP. You should see improvement with your connection.
You may have to change the security settings on other devices that are connected to that router as well to refelect the change.
hey guys,
yesterday evening, when i returned home i checked my router if it was able to change the frequency from 2.4GHz to 5GHz but i could not as at the channel it did not had choises for 5GHz.
i did not change the encryption type.
i restarted the phone, and entered in safe mode. after 10 mins the problem occurred again, i removed chrome, and suddenly the phone started working fine for until 1 hour and so i figured out that the problem was the app chrome, but i left the phone in safe mode and went to bed.
next morning (today) i started watch sites and after 5 minutes the problem occurred again. (i did not turn off the phone from the previous night, still worked in safe mode)
is there any possibility the problem to caused when the phone is in standby? although i have the wifi activation in option always

Moto G3 Authentication Problem connecting to Virgin Hub-3 wifi.

Hi everyone.
I hope someone can help me please. I have an old Moto G3 phone I want to give to someone so I’ve uninstalled everything personal off the phone and then done a factory reset.
Now for some reason I cannot get it back on to my home wifi to finish setting up the phone. Initially, I selected my network and then input the password but all it returned was ‘Authentication Problem’. It then stopped even being able to find my SSID on the available networks but eventually it showed up again but still doesn’t connect. I originally bought the phone second hand from ebay a few years ago and it had been factory reset by the seller. It isn’t rooted or locked to a network. I’ve never had an issue connecting it to my network before tonight.
However, the phone has been turned off in a drawer for several months. About 7 weeks ago I had to install a new Virgin Media Hub-3 modem as the previous modem was dying of old age so tonight was my first time attempting to connect this phone to the new modem. I normally have 11 different devices connected to my wifi at any one time and all of them work perfectly.
I’ve tried absolutely everything I can think of. My other devices all see and are connected to the network completely fine. I’m literally sitting within 2 feet of the modem and it’s showing a very strong signal.
I have tried the WPS button, WPS Pin, rebooting the phone, rebooting the modem, resetting the network settings, rerunning the factory reset, making sure the modem is set to broadcast the network name, inputting the SSID and password manually. I even tried disabling the modem firewall in case that was blocking the phone and I must have manually typed in the wifi password over a dozen times which I keep noted down and I know is correct. Basically I’ve run out of ideas. As the phone isn’t locked I also tried my the sim from my current phone to test it. Although it can make calls no problem, I still can’t get on to my home wifi.
I’ve tried turning off the wifi and shutting down a couple of my other devices and then turning them back on and they reconnected to the wifi straight away without a problem. I can’t believe the problem is with the modem as it’s only 7 weeks old and everything else is working perfectly on it.
I’ve also tried googling the problem but still no luck so far.
The phone is on Android 6.0.1, it’s a Motorola Moto G3 with a 16GB microSD card but has no sim card installed.

Galaxy Express 3 (J120A) Not Connecting to WiFi - Cycles Between "Connecting" and SSID Not Appearing

I bought a Galaxy Express 3 (sm-j120a) on Ebay (new condition) to use as a backup phone. I began the setup process and tried connecting to my WiFi. I put in the correct password but it will constantly cycle between showing "Connecting" underneath the SSID, then suddenly the SSID disappears, then suddenly it will reappear and show "Connecting" underneath, etc. It will do this indefinitely and will never connect. If anyone has experienced this issue before and knows how to fix it, I would greatly appreciate some help.
One thing I haven't checked is whether I could update the software of the phone to the last available update. I wanted to hold off on putting in my sim card because I have a nano sim and I think the phone takes a micro sim and I don't have an adapter yet. Is there a way I can download any available updates to my computer, then send the update to the phone via a USB cable?
Thanks!
i ran into the same thing a while back with an old android phone, a samsung j120a. one day its wifi stopped working with the att modem i have, a bgw210. behavior was the same as what you described. every other wifi device in the house worked fine. tried every standard trouble shooting thing you find when you search this, including factory data reset, nothing. got hold of another phone same model... it also failed to connect to wifi on this modem, same thing.
the answer-> i resorted to playing with the wifi settings on modem, and found that the problem was with the wpa version setting- it was set to wpa 2 by default when i found it. i changed it to the setting that accepted both versions 1 and 2, and the phone's wifi now works again.
i assume at some point att updated this modem, and one of the updates was to change default setting on the wpa version, probably because wpa 2 is supposed to be more secure than wpa 1
just replying because i hate searching stuff like this and finding nothing but people asking roughly the same question without getting any answers. hope this helps somebody searching this in future

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