D6502 Wi-Fi Problem - Xperia Z2 Q&A, Help & Troubleshooting

Hey i have Sony Xperia D6502 and on a 5.1.1 version wifi connections dropped . I try hard reset and no result. What can I ?
Thanks , i have bad English sorry guys

Does the WiFi connect for a very short duration (for about 5-10 seconds and then drop connections)?Also does the WiFi slider get stuck at turning on position or the WiFi is unable to connect to any router(it says connecting but says saved later and doesn't connect)? If any of the above happens I can positively confirm that it's a hardware problem and you could send the phone for repairs.

Same problem for me
In my device WiFi stays connected, but internet speed keeps dropping when I go away from router to another room. For about 3-4 meters from router speed is very good, but behind the wall my internet is slow as hell. I tried test network speed on other devices, and any of them have this issue. I have latest Existenz rom, 4G works fine.

Related

[Q] Wi-Fi not working propely

Hallo everyone,
on Friday I bought a new Folio 100. Unfortunately it seems that the Wi-Fi doesn't work: the tablet connects itself only after I turn off and on my wireless routing.
If I disconnect the tablet (or the connection is lost) and then I try to connect it again, I have no chances The Wi-Fi connection cannot be established. Same if I turn on the Folio and try to connect it without a previous off-on of the router.
I have a WEP 64 Bit encryption. I tried to change it to WPA-TSK but the problem remain the same. I tried to connect to my Galaxy S using WPS2-PSK no way. The folio connects itself only after a restart of the router or with not protected nets.
I tried to install the Dexter mod 1.3a, with no results. Now I have the original FW 2.2.5.0053 back on (and the problem remains).
There is something I do wrong or I can still try or the tablet is definitely defective?
Please help me!
Thanks a lot in advance!!
Paolo
I had a similar problem: my WiFi network was seen as out of range by the tablet WiFi manager. And whenever I put the Folio in sleep mode, it lost the connection.
So, I changed the WiFi policy (in WiFi advanced settings: press menu button when on the WiFi configuration page, and choose advanced settings) to never turn off.
The tablet still has some difficulties to catch the network at startup (usually, I have to wait like 2 minutes), but now it keeps it.
Hope it helps...
Hello SinDeus,
thanks a lot for your advice, I've already tried this setting, but in my bedroom I've a bad signal and from time to time the connection get lost... and you can understand that it is really annoying to stand uphalf asleep to reset the modem. )
Anyway for the moment I've solved the problem exchanging my Belkin modem with a Zyxel of a friend of mine. The connection process is still quite slow, but at least it works without requiring a router restart.
Bye Paolo.
mine still not working...keeps on connecting/disconnecting......giving up soon...btw am using foliomod 1.3...even before when am using the stock rom..its so freaking hard to connect to my belkin router...only a few times tht i successfully get connected...help please!!!!
Hallo Neworder,
I had to exchange my router, the only way I was able to conect with belkin was restarting it.
I've also tried with static IP adress and changing the encoding type (WEP, WAP-TSK etc.) but the results was always the same. Even with the new modem the process isn't that smooth!
Quite annoying.
Sorry that I can't help you further.
the thing is if am connecting the folio to wifi connections in cafes/shops/eateries,no problem...fast and painless.
time to change modem router?
btw pademat which model of belkin u r using?am using a belkin 54g.
and ur new modem?zyxel which model?

[Q] wifi problem questions on sg2

Hi all.
A per my post in this thread. http://forum.xda-developers.com/showthread.php?t=1117077
Code:
Hi all. I also have weak signal problem as well as fon router issue. The signal strength isn't as bad as being mentioned above, but still could be better.
But with my fon I can connect and connection is as showing connected, but I can't browse or have any connection to Internet whatsoever. When connecting to fon both lights on the router start flickering like normal and once connected when browsing or going to market for apps just one light blinks, when both should under normal activity.
Also I get this error message " a network error has occurred. retry or cancel and return to previous screen." when I try going to market.
I've tried setting security to none and wpa and still same no net.:confused:
Now some personal thoughts with experience with Linux and wifi. I think the problem is with driver or the firmware of wifi card on GS2. I had netgear card even thought it was claimed to work with Linux it kept on overheating and dropping connections with weak signal and every time I had to patch it to make it work properly, Many have reported same issues with other devices with Linux when it was claimed that devices should be working but were not.
My question is there anything I can do other than I haven't so far to check the problem why am not getting Internet through my fon router? Or any other checks I can do other than wifi tools I downloaded?
Thanks
coolfi said:
Hi all.
But with my fon I can connect and connection is as showing connected, but I can't browse or have any connection to Internet whatsoever. When connecting to fon both lights on the router start flickering like normal and once connected when browsing or going to market for apps just one light blinks, when both should under normal activity.
Thats the router not the phone .
Set router to no security or passwords .
DELETE ROUTER WIFI FROM PHONE REBOOT AND RESET UP WIFI .
JJE
Click to expand...
Click to collapse
Hi, I've tried that still the same problem.
And it's not the router since every other device connects to it and many laptops and computers, without any problem.
Like I said I've tried it with wpa wep and no security just open, and still no Internet, even though it's showing as connected with signal bars at the top of the phone.
I've tried the phone with friends routers and it works on those. But not with mine which is Fonera.
Does anyone know what chip is used for wifi in these phones?
In case anyone else is wondering it's Samsung's own brand.
manufacturer=Samsung Electronics
device_type=1-0050F204-1

Z2 wifi slow

Having problems with Wifi streaming and YouTube very slow, stop and start every few seconds, got to be the phone as all my other devices stream fine. I have unchecked avoid poor connections in wifi advanced.
Any one else having this problem, will try factory reset.
UK sim free 14w18, firmware 55
Sent from my D6503
I've seen factory resets cure a few problems on here so try that 1st but isn't there a .69 firmware available now as well, maybe try that to?
Sent from my GT-I9300 using XDA Premium 4 mobile app
Good old factory reset and it's working fine.....hasn't. Worked
EDIT.......wifi speeds are slow again, can't watch YouTube or stream films, it's only on this device, ipad 2, galaxy s3 and s2 all stream with no problems.
Can't download the 6 free promo films either as download fails after a short while.
Sent from my D6503
My facebook app is not working great in my phone. Youtube has been fine so far but I find my internet quite slow at home as I have rubbish internet speed. Also in peak times I get very slow internet connection.
Wifi speed still slow, only on this device,
Also is the . 69 firmware carrier specific?
No firmware update prompt on my phone.
no option for 5GHz in wifi advanced menu
Sent from my D6503
A couple of things to try:
* test with other access points
* restarting the router
* disconnecting other devices
* forgetting the network on the z2 and readding it
I actually got great wifi speeds with my z2. It was even able to max out a 100 Mbps cable broadband connection on an AC router. Worked fine in n-mode also.
Sent from my 2013023 using Tapatalk
Have you tested on any other networks?
Take a trip to Starbucks! See if you get any better speeds there (and a nice latte, damn I'd kill for one right now).
glas to see im not the only one. Google Play Store @ 0.02mb/s
What kind of router do you have and how far is it? I'm able to maintain 2-3MB/s (16-24Mbit/s) over a distance of 20 feet with walls and everything in between.
After getting my phone last Tuesday ive noticed this little bug as well, sometimes downloading/updating google play apps it'll be like 0.5MB/sec but usually when I use drop down menu and quick settings and turn off wifi(give it about 10/20secs) then reactivate it im back to around 8-14Mb/sec, some apps dont even show a download progress its that fast lol.
I believe it might be a 5Ghz wifi problem as my BT hub shows my phone connecting to 5GHz channel with no way to stop it apart from turning 5Ghz off at the router :/
So hopefully sony will either fix bug or give us more wifi options like already mentioned so we can make phone connect to what we want.
K stand corrected phone can/does switch between 2.4Ghz/5Ghz, router shows phone connected at 2.4Ghz now. Just updated an app while connected on 2.4Ghz and no problem.
Z2 D6503 Wifi dropping issues
I seem to be getting the same sort of wifi issues as previously stated. I cannot hold a wifi connection on the 2.4ghz band fro more than 20s before its dissociated (ie i still have full connection to the router (3 bars) but cannot get through to the internet). This happens no matter what router i am connected to, whether its at home or at work.
I have tried:
Setting the Wifi optimization checkbox off. No difference
Avoid poor connections is off. No difference.
Stamina mode is off. No difference.
Keep Wifi on during sleep is set to Always. No difference.
Sleep timeout to 30mins. No difference.
I have factory reset the phone. No difference.
I have also check to see if it is my router at home. I have switched between every channel available which made no difference. Security is Wpa/Wpa2 PSK AES which makes no difference. I only have the 2.4ghz available on that router at home (same at work).
My Note 3 and HTC One connect to both routers with no problems at all and do not drop out. Same goes with Sony Vaio Laptop.
I have installed Wifi Fixer on my Z2 to see if it can alleviate the problem and it does somewhat. instead of manually having to turn on and off the wifi toggle to reestablish a connection, the Wifi Fixer does it for me.Approx. every 20-30s in its log it will show the phone "dissociating" from the router, and the the app tries to "reassociate" the connection.
I can connect through wifi transfer to my Note 3 without issue, and the same goes for my TV, so it cant be a hardware fault, as the connection is still excellent strength for both (as well as the router, tested with Wifi Analyzer). This is a very frustrating problem as it makes watching youtube movies impossible, and hotspotting, skype calls, etc.....
And dont even get me started on the bluetooth dropouts. I am disconnected from a bluetooth connection every 66-70s without fail no matter what i try. No issues with my Note 3 and HTC One in the exact same conditions. It will disconnect then reconnect straight away with a delay of about 3 seconds, which makes calls and listening to music a VERY unpleasant experience.
Any ideas on how to fix this? I love everything else on this phone but this wifi/bluetooth connection issue is making it unusable.
connecting to my bt home hub 4 via 5GHz band only has solved my wifi drop out problems.
Sent from my iPad using Tapatalk HD
For me slow Wifi resulted in many issues, You-tube video cannot be played, video streaming from a network storage cannot be done, Facebook videos will stop at the middle etc where the most evident issues. I tried everything possible to resolve this issues and searching the internet also didn't help. Finally decided to fresh install, used PC companion and re-installed the complete software, then restored all apps using google backup service. After this there is no issue till now. The software version is the same I had before reinstall. But now the Video streaming and apps using internet become very responsive.
thanks
HCP

[Q] Z2 D6503 Wifi Issues?

I seem to be getting the same sort of wifi issues as previously stated elsewhere in this forum. I cannot hold a wifi connection on the 2.4ghz band fro more than 20s before its dissociated (ie i still have full connection to the router (3 bars) but cannot get through to the internet). This happens no matter what router i am connected to, whether its at home or at work.
I have tried:
[*]Setting the Wifi optimization checkbox off. No difference
[*]Avoid poor connections is off. No difference.
[*]Stamina mode is off. No difference.
[*]Keep Wifi on during sleep is set to Always. No difference.
[*]Sleep timeout to 30mins. No difference.
[*]I have factory reset the phone. No difference.
[*]Repaired the phone firmware with PC Companion. No difference.
I have also check to see if it is my router at home. I have switched between every channel available which made no difference. Security is Wpa/Wpa2 PSK AES which makes no difference. I only have the 2.4ghz available on that router at home (same at work).
My Note 3 and HTC One connect to both routers with no problems at all and do not drop out. Same goes with Sony Vaio Laptop.
I have installed Wifi Fixer on my Z2 to see if it can alleviate the problem and it does somewhat. instead of manually having to turn on and off the wifi toggle to reestablish a connection, the Wifi Fixer does it for me.Approx. every 20-30s in its log it will show the phone "dissociating" from the router, and the the app tries to "reassociate" the connection.
I can connect through wifi transfer to my Note 3 without issue, and the same goes for my TV, so it cant be a hardware fault, as the connection is still excellent strength for both (as well as the router, tested with Wifi Analyzer). This is a very frustrating problem as it makes watching youtube movies impossible, and hotspotting, skype calls, etc.....
And dont even get me started on the bluetooth dropouts. I am disconnected from a bluetooth connection every 66-70s without fail no matter what i try. No issues with my Note 3 and HTC One in the exact same conditions. It will disconnect then reconnect straight away with a delay of about 3 seconds, which makes calls and listening to music a VERY unpleasant experience.
Any ideas on how to fix this? I love everything else on this phone but this wifi/bluetooth connection issue is making it unusable. :crying:
I am on the .55 baseband version if that helps anyone

Huawei Mediapad 7 youth s7-701u too slow wifi connection issue

hi , my tablet wifi connection speed extremely slow. i have 16mbit connection speed. My laptop connection is smooth. at tablet when click to link usually connection times out or waiting too much. tablet wifi bar is full. i checked wifi signal power from tablet menu, show signal -100dbm around. İ guess it is low power signal.maybe this problem because of it. this issue appear after downgrade tablet rom and reset my router. i dont remember how i solved. please help
DuWolf said:
hi , my tablet wifi connection speed extremely slow. i have 16mbit connection speed. My laptop connection is smooth. at tablet when click to link usually connection times out or waiting too much. tablet wifi bar is full. i checked wifi signal power from tablet menu, show signal -100dbm around. İ guess it is low power signal.maybe this problem because of it. this issue appear after downgrade tablet rom and reset my router. i dont remember how i solved. please help
Click to expand...
Click to collapse
goto the huawei official download site and download the last firmware S7-701u, Android4.1, C232B005, General Version

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