[A] Solve the problem with wifi note 3 !!! - Galaxy Note 3 Q&A, Help & Troubleshooting

for those problems on WiFI and specifically results indicating coupling and removing the connecting to go in:
SETTINGS
WIFI
ADVANCED
Uncheck "AUTOMATIC SWITCHING BETWEEN WIFI NETWORKS AND MOBILE NETWORKS"
If You Must give me a thanks or donate me
Lupokkio

lupokkio said:
for those problems on WiFI and specifically results indicating coupling and removing the connecting to go in:
SETTINGS
WIFI
ADVANCED
Uncheck "AUTOMATIC SWITCHING BETWEEN WIFI NETWORKS AND MOBILE NETWORKS"
If You Must give me a thanks or donate me
Lupokkio
Click to expand...
Click to collapse
I would hope most people would have tried that long before coming to the forum to complain about the issue.
The issue is WiFI closing & not auto signing back in whether mobile data is on or not.

It's simple option is in settings wifi

Yes the switch is simple but has nothing to do with the "closing WiFi" issue some are experiencing.

BUT I DO NOT KNOW Enabling this option AS MANY PEOPLE WHO HAVE THE FOLLOWING HAVE SOLVED MY GUIDE

lupokkio said:
BUT I DO NOT KNOW Enabling this option AS MANY PEOPLE WHO HAVE THE FOLLOWING HAVE SOLVED MY GUIDE
Click to expand...
Click to collapse
Guide .. ? What are you talking about. It's clearly a menu option in the settings. It's not like it's hidden lol
Sent from my SM-N9005 using xda app-developers app

unchecking this doesnt do nothing....im sitting across from my router and its telling me my signal is weak.
Browsing on vzw 4g lte is faster than my 50mb comcast wifi connection? lol if i browse with wifi its a slow lag.

Same for me. Moreover, with the new firmware, if it loose the connection while the option is unticked, it says that it will be re-ticked automatically...
This WiFi bug is really annoying.

My phone has stopped dropping the connection & is behaving well. But I have no idea what solved it. I factory reset router & phone. But it made little difference but after a day it's behaving perfectly & it's currently on my wifi & has not dropped for 12 hrs & no more constant pop up messages.
I have no idea what cured it. But one thing I did last night was went to play store & updated every app on the phone.... maybe there was a conflict in one of those apps.. that's all I can think. I left "adblock" off this time as that routes wifi data but I'd removed that several days ago.
Sent from my SM-N9005 using xda app-developers app

sfld said:
unchecking this doesnt do nothing....im sitting across from my router and its telling me my signal is weak.
Browsing on vzw 4g lte is faster than my 50mb comcast wifi connection? lol if i browse with wifi its a slow lag.
Click to expand...
Click to collapse
Pat. said:
My phone has stopped dropping the connection & is behaving well. But I have no idea what solved it. I factory reset router & phone. But it made little difference but after a day it's behaving perfectly & it's currently on my wifi & has not dropped for 12 hrs & no more constant pop up messages.
I have no idea what cured it. But one thing I did last night was went to play store & updated every app on the phone.... maybe there was a conflict in one of those apps.. that's all I can think. I left "adblock" off this time as that routes wifi data but I'd removed that several days ago.
Sent from my SM-N9005 using xda app-developers app
Click to expand...
Click to collapse
Try hitting
*#0011# from the phone dialer.
It brings up a hidden menu. Turn off "WIFI POWER SAVE MODE"

seoulbrova said:
Try hitting
*#0011# from the phone dialer.
It brings up a hidden menu. Turn off "WIFI POWER SAVE MODE"
Click to expand...
Click to collapse
Must be for gsm only im on vzw and cant access that

sfld said:
unchecking this doesnt do nothing....im sitting across from my router and its telling me my signal is weak.
Browsing on vzw 4g lte is faster than my 50mb comcast wifi connection? lol if i browse with wifi its a slow lag.
Click to expand...
Click to collapse
I'm curious what Access Point you are using and how old it is? Are there firmware updates for it that you have not applied?

I've read somewhere that cancel all existing WiFi connections and make them as new (with the new firmware), could be of help. I'll give it a try.
Inviato dal mio SM-N9005 con Tapatalk 4
---------- Post added at 07:25 PM ---------- Previous post was at 07:19 PM ----------
seoulbrova said:
Try hitting
*#0011# from the phone dialer.
It brings up a hidden menu. Turn off "WIFI POWER SAVE MODE"
Click to expand...
Click to collapse
I've found the menu bit how to turn off the power save mode? No toggles there. ..
Inviato dal mio SM-N9005 con Tapatalk 4

Wifi problem
I've tried all the solutions on here,and nothing works. Very poor samsung for such an expensive device. If a £30 roku box can have perfect wifi why can't a £600 device

I must admit that wifi performance is quite poor for the moment.
I get 6 or 7 Mb/s out of a 25 Mb connection. My S4 , Note 1, and Ipad 3 al do around 20Mb/s while testing simultaneously

seoulbrova said:
Try hitting
*#0011# from the phone dialer.
It brings up a hidden menu. Turn off "WIFI POWER SAVE MODE"
Click to expand...
Click to collapse
what does change if i turn it off? what's the use off the power save mode? i know it's to reduce the power ussage, but i want details.
thanks

Kefienator said:
what does change if i turn it off? what's the use off the power save mode? i know it's to reduce the power ussage, but i want details.
Click to expand...
Click to collapse
You can probably find what it does on the Internet (Google), but it doesn't truly help. My guess is that these performance issues are router dependant. I'm waiting to get my hands on the new Asus RT-AC68U router to upgrade my yesteryear 300 mb/s router. In fact I just ordered it, it will arrive tomorrow. Will post here to let people know if it helped...

Ettepetje said:
You can probably find what it does on the Internet (Google), but it doesn't truly help. My guess is that these performance issues are router dependant. I'm waiting to get my hands on the new Asus RT-AC68U router to upgrade my yesteryear 300 mb/s router. In fact I just ordered it, it will arrive tomorrow. Will post here to let people know if it helped...
Click to expand...
Click to collapse
Well I was right, my shaky Wifi connection using my Sitecom WL-351 router is a thing of the past. Both the 2.4GHz and 5GHz connections through my brand new Asus RT68AC router work excellently!!
What this very probably means is that the Note 3 uses a Wifi chipset that doesn't work all that well with certain other (older model?) router chipsets. The Asus I bought to test this is quite expensive, but I am sure a regular router can work well given it is compatible. What needs to be done is verify (through a Poll or by researching known chipset incompatibility problems) what chipsets and/or routers / brands work well. Unless you expect Samsung to fix this in software, which often is impossible - unless Samsung can force an update of the chipset firmware.

Ettepetje said:
Well I was right, my shaky Wifi connection using my Sitecom WL-351 router is a thing of the past. Both the 2.4GHz and 5GHz connections through my brand new Asus RT68AC router work excellently!!
What this very probably means is that the Note 3 uses a Wifi chipset that doesn't work all that well with certain other (older model?) router chipsets. The Asus I bought to test this is quite expensive, but I am sure a regular router can work well given it is compatible. What needs to be done is verify (through a Poll or by researching known chipset incompatibility problems) what chipsets and/or routers / brands work well. Unless you expect Samsung to fix this in software, which often is impossible - unless Samsung can force an update of the chipset firmware.
Click to expand...
Click to collapse
im using an ASUS AC66-U still got disconnections

cyberazi said:
im using an ASUS AC66-U still got disconnections
Click to expand...
Click to collapse
Unfortunately Brand names don't mean compatibility since various models use varying router chipsets.

Related

Wifi Improvement using WEP instead of WPA Galaxy note 2

I havent had the best wifi experience with my note or my note 2. Hoping that the note 2 would be better I was a bit disapointed to find it was still taking ages on youtube constantly buffering and generally getting on my tits I found with my note1 changing the wifi frequency in wifi advanced options from Auto to 2.4ghz helped a bit but this option has been removed as far as I can tell in jellybean so I was stumped.
After googling my problem for some time it appeared that WPA2 security on my router could be the culprit. I would have thought that a new device like the note 2 would have no problem with any of the well known router security options but after changing my homehub2 from WPA2 to WEP128bit security my wifi problems have completely gone.
My phones wifi is now fast and reliable with what seems like a stronger signal.
I dont see anybody reporting wifi problems with the note 2 but I did have and it turned out to be my router security settings so this maybe something to try for anyone having issues with home wifi.
I dont believe this to be a note 2 issue but possibly jellybean could be improved to cope with router security better.
I tryed 3 routers over a year and it turned out to be just a setting ... Doh!
Sent from my GT-N7100 using xda app-developers app
Thanks for the information
Enviado desde mi GT-N7100 usando Tapatalk 2
I won't try because WEP and 802.11n are not compatible
Well nice but I don't think it's worth risking security.
this is SPARTAAA
Some suggestions for poor wifi.
- disable bluetooth. It's been shown that having bluetooth on will slow wifi speeds on this device. Having bluetooth connected and streaming audio makes some people's wifi slow down to dial up speeds.
- of possible, use 5ghz wifi. This will reduce your wifi signal strength, but will help illuminate the problems caused by bluetooth.
Hope that helps.
Sent from my Galaxy Note 2 using Tapatalk 2
u r the man :good::good::good::laugh:
changed the wifi security to WPA-Personal and boom full speed
i think Samsung broke WPA2 compatibility in 4.1.2 update
b4d5h0t said:
YouTube constantly buffering and generally getting on my tits
there also is an issue with YouTube and wired connections. even 240p videos wont load, but its only certain servers. what I have found so far is the ones that on a whois lookup say Google is the owner have the issue. those that say YouTube are OK.
Sent from my Nexus 10 using xda app-developers app
Click to expand...
Click to collapse
Raphy511 said:
I won't try because WEP and 802.11n are not compatible
Click to expand...
Click to collapse
EP2008 said:
Some suggestions for poor wifi.
- disable bluetooth. It's been shown that having bluetooth on will slow wifi speeds on this device. Having bluetooth connected and streaming audio makes some people's wifi slow down to dial up speeds.
- of possible, use 5ghz wifi. This will reduce your wifi signal strength, but will help illuminate the problems caused by bluetooth.
Hope that helps.
Sent from my Galaxy Note 2 using Tapatalk 2
Click to expand...
Click to collapse
Man so much noob disinformation everywhere....
WEP is a encryption algorithm , 802.11n is a WiFi protocol standard and yes they are compatible.
5ghz in WiFi has a much higher transfer speed then 2.4ghz but at a cost of shorter range.
ciscostud said:
WEP is a encryption algorithm , 802.11n is a WiFi protocol standard and yes they are compatible.
Click to expand...
Click to collapse
but WEP is very hackable
u can use WPA instead
yahyoh said:
but WEP is very hackable
u can use WPA instead
Click to expand...
Click to collapse
yup.... WEP can easily be cracked with Backtracks but if your router has WPS enabled Reaver can get your router to cough up its WPA password in a few hours.
Your problem could be with your router and not your phone.
nice info..............i will try
donec said:
Your problem could be with your router and not your phone.
Click to expand...
Click to collapse
LOL i thought the Same my router is little old
i need to get new one
Edit : is WPA2 work fast on ur Note2 ??
Theres two encryption options with wpa2 personal, try the other one. It is know that some chipsets do better with one, choices are TKIP or AES, you might be currently set to both, try forcing your router to one or the other and compare them sppedwise
ciscostud said:
yup.... WEP can easily be cracked with Backtracks but if your router has WPS enabled Reaver can get your router to cough up its WPA password in a few hours.
Click to expand...
Click to collapse
Lol...
OP, you haven't listed your router. I know, as a fact; that the BT Home Hub's (BT provide as default, and it's what I'm using) are the worst piece of **** to have ever been included in their packages.
Try changing to 5.0Ghz, but make sure your other devices are compatible, otherwise they'll cause the router to revert back and decreasing your transfer speed.
No, WEP and Wireless 'n' are NOT compatible, don't believe me? That's fine, try it out for yourself.
There's also numerous threads on this issue, as well as other Galaxy devices.
There are far too many variables to include 'fixes.' What works for you, might not work for me and vice versa.
Grab an app called WiFi Analyzer from the play store, see the surrounding routers and check what channel they're running on.
How channels work, is that they have an overlap of 5 channels. For example, channels 1-6, 6-11, 2-7, 7-13 etc, etc.
As the routers compete for their selected channel, interference happens which diminishes the signal as well as the throughput data transfer speed.
Do some research
Sent from my GT-N7100 using xda premium
hey
for full speed on WiFi n you should set you security to WPA2/AES it is only one fully compatible with "n" and will work on full speed
My router is set like this, 2.4GHz, and work like charm
yahyoh said:
LOL i thought the Same my router is little old
i need to get new one
Edit : is WPA2 work fast on ur Note2 ??
Click to expand...
Click to collapse
I have WPA2 in my house, and I don't have any issues. I get the full speed of my connection to my phone :s I know this can be an issue with certain routers though. What brand router do you have?
Suicidal Chicken said:
Lol...
No, WEP and Wireless 'n' are NOT compatible, don't believe me? That's fine, try it out for yourself.
Sent from my GT-N7100 using xda premium
Click to expand...
Click to collapse
Like I said before WEP is compatible with 802.1n.......but some crappy home routers may deprecate it.
PROOF
**From work Windows 8 connected to AP with 802.1n using WEP***
zkyevolved said:
I have WPA2 in my house, and I don't have any issues. I get the full speed of my connection to my phone :s I know this can be an issue with certain routers though. What brand router do you have?
Click to expand...
Click to collapse
tp link TD-W8960n or Linksys Wag160n
on both i had slow down sometimes after 1 day or 2 i have to delete my wifi from the phone or turn off and on the WIFI
maybe it somthing to do with DHCP :silly:
BTW the problem seems on my GS2 too with 4.1.2
---------- Post added at 06:45 PM ---------- Previous post was at 06:41 PM ----------
after 1 day it become slow as hell :crying:
after turnoff WIFI
from lappy

[Q] Nexus 4 Wi-Fi issues.

First - Hi all, long time reader but this is the first time I've needed to start a thread - so sorry about my first post being a problem/Q!
I've not had my Nexus 4 long, but have got some pretty annoying Wi-Fi issues. I've searched for answers but it seems that people have different Wi-Fi problems and I just wanted to see whether my issue was a common one and, if so, is there a fix on the horizon?
My issue is that I can connect to some routers but not to others (work, home, most open networks)... when I connect it simply says "saved, secured with WPA/WPA2" but wont then connect.
Phones running stock 4.2.1 with franco kernel r28 and the things I have tried are:
Resetting routers
Assigning static IP address
Wi-Fi direct from my Nexus 7
Cleared cache from recovery
changed the Wi-Fi band from 'Auto' to 2.4Ghz and 5Ghz
Flashed new kernel
Very frustrating and because of my signal the lack of Wi-Fi has made me go back to my old phone while I wait for a fix... which connects perfectly to the networks (S3 running CM 10.1)
Is this a 4.2.1 issue - as seems to be the consensus with other Wi-Fi issues or possibly a hardware issue?
Thanks for any info!
There's one fix you've not tried which might work for you (it didn't for me). You would have to be rooted though, which is going to system/etc/dhcpcd and changing the permission on dhcpcd-run-hooks to read and execute from "others". This help some people out but turns out for me that my router isn't compatible with my phone. (DSL-2780).
I've noticed that some of the mobile devices(eg iPhone 3gs, SGS2) are quite sensitive to wireless channel which your router/ap broadcast on.
Try manually switch to channel 6 or 8 that solved my issue - I don't believe in incompatible routers usually problems are related to config.
It is more complicated with an access to the public WiFi as you can not modify the setup.
Sent from my Nexus 4 using xda app-developers app
paulrawr said:
There's one fix you've not tried which might work for you (it didn't for me). You would have to be rooted though, which is going to system/etc/dhcpcd and changing the permission on dhcpcd-run-hooks to read and execute from "others". This help some people out but turns out for me that my router isn't compatible with my phone. (DSL-2780).
Click to expand...
Click to collapse
Ok, thanks for this I will give it a go and let you know.
sirbagin said:
I've noticed that some of the mobile devices(eg iPhone 3gs, SGS2) are quite sensitive to wireless channel which your router/ap broadcast on.
Try manually switch to channel 6 or 8 that solved my issue - I don't believe in incompatible routers usually problems are related to config.
It is more complicated with an access to the public WiFi as you can not modify the setup.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
I have tried this on the routers which I am able to change the channel of and it didn't change anything.
paulrawr said:
There's one fix you've not tried which might work for you (it didn't for me). You would have to be rooted though, which is going to system/etc/dhcpcd and changing the permission on dhcpcd-run-hooks to read and execute from "others". This help some people out but turns out for me that my router isn't compatible with my phone. (DSL-2780).
Click to expand...
Click to collapse
Just to update.
I've now tried this and still can't connect to the affected Wi-Fi networks, probably going to have to wait for 4.2.2 to see if that fixes it...
I had troubles connecting to my wifi network here in my house, which worked pretty good with my galaxy nexus, what i did and worked was deactivating the option "avoid poor connections" in wifi advanced settings, you should give this a try
Fixed it for me
Chad_Petree said:
I had troubles connecting to my wifi network here in my house, which worked pretty good with my galaxy nexus, what i did and worked was deactivating the option "avoid poor connections" in wifi advanced settings, you should give this a try
Click to expand...
Click to collapse
Thanks Chad, it was driving me crazy the constant data drops I had when trying to listen to streamed audio in XiiaLive Pro. Which worked flawlessly with my old HTC Desire.
Did as you said, and perfect now.
sandozer said:
Thanks Chad, it was driving me crazy the constant data drops I had when trying to listen to streamed audio in XiiaLive Pro. Which worked flawlessly with my old HTC Desire.
Did as you said, and perfect now.
Click to expand...
Click to collapse
Glad I could help
Sent from my Nexus 4 using Tapatalk 2
I too have wifi issues with my N4. We have several phones at home - an HTC Aria and believe it or not the SGS1, SGS2 and SGS3!
All of them connect with no problems. My brand new N4 will see the router but refuses to connect until I toggle wifi on/of serveral times in succession, sometimes 6-8 times!
I have avoid poor wifi disabled but it does not help
I really hope El Goog fixes this asap as it is very frustrating.
I've had this issue forever. Android phones hate low or overcrowded signal. Though my nexus 7 always works fine. Makes me think it is the lack of WiFi antenna strength
Sent from my Nexus 4 using xda premium
Its a 4.2.1 issue
http://androidheadlines.com/2013/02/nexus-users-reporting-wifi-problems-on-android-4-2.html
NeXus⁴ using XDA Premium
Nope, i have a 4.2.2 and its same think
i have a problem in my nexus 4 wifi ... it don't connect automatically to wifi network ,, i have to turn wifi off and turn it on to connect !!! any solution ??

[Q] Wifi won't stay connected.

Is anyone else having issues with Wifi not staying connected? For example, it'll keep dropping out from my router every 3 minutes or so. When it drops out, the 3G will enable for a few seconds but then it will connect back to the router.
Is anyone else having this issue? What did you do to fix it?
Cheers
Are you rooted? Have you done any mods? Perhaps you should check the advanced settings in the WiFi option
Sent from my GT-I9505 using xda premium
Hi,
No I'm not rooted. No mods at all. 100% stock firmware. I have checked the Advanced Wifi options but can't see anything wrong.
Just to mention, I did at first think it might have been a fault with the phone so I got the phone swapped out with another brand new device however the problem still persists.
I have a similar problem on a i9505 running the latest CM 10.2 nightly.
Some 2.4GHz networks are fine, others behave as you describe.
The one 5GHz network to which I have access has recently started to misbehave; the phone connects properly and works for about 2 minutes, after which I lose all connectivity (I can't even ping the router) yet the wifi indicator remains blue. Turning wifi off and on again gives me another 2 minutes. This goes on until I give up and switch to 2.4GHz.
Of course, I have no idea what is causing this. I've tried various channels on the router, as well as rebooting it.
Does this happen to all routers (I assume you use other routers somewhere else), or it just happen to this router only? Is this case, you may want to check the router itself.
Sent from my GT-I9500 using xda app-developers app
Frequent disconnections occur on all 2.4GHz networks. As for the 5GHz, I've only got access to one router on which to test it.
Sent from my GT-I9505 using Tapatalk
I've only tested it on my router.
As I say, I thought the phone was faulty so I swapped it out but the one I swapped it out with had the exact same issue.
cined said:
Is anyone else having issues with Wifi not staying connected? For example, it'll keep dropping out from my router every 3 minutes or so. When it drops out, the 3G will enable for a few seconds but then it will connect back to the router.
Is anyone else having this issue? What did you do to fix it?
Cheers
Click to expand...
Click to collapse
I had this problem and solve it...
just dial this: *#0011#
and then press menu and choose wifi and change WIFI Power Save Mode to: OFF
notice that every time you reboot device it is back to ON
ace_of_spades021 said:
I had this problem and solve it...
just dial this: *#0011#
and then press menu and choose wifi and change WIFI Power Save Mode to: OFF
notice that every time you reboot device it is back to ON
Click to expand...
Click to collapse
A couple of things concern me about this method though. Do we know what setting that mode to OFF actually does? I've heard reports that the phone gets quite hot and battery drains.
cined said:
A couple of things concern me about this method though. Do we know what setting that mode to OFF actually does? I've heard reports that the phone gets quite hot and battery drains.
Click to expand...
Click to collapse
ok you are right... so I upgrade my modem's firmware and now every thing is good and wifi stay connected :highfive:
ace_of_spades021 said:
ok you are right... so I upgrade my modem's firmware and now every thing is good and wifi stay connected :highfive:
Click to expand...
Click to collapse
Well I've tried 2 different routers now and 2 different Mini s4's and it's still disconnecting. What router do you have?
cined said:
Well I've tried 2 different routers now and 2 different Mini s4's and it's still disconnecting. What router do you have?
Click to expand...
Click to collapse
zyxel p-660HW-T1 v3
my firmware: V3.70(BYD.6)D0_20121108 | 11/08/2012
Sent from my GT-I9505 using Tapatalk
Well I got my phone swapped out (3rd one now) and I'll see how it goes.
Ni !^^ what us Your Android version ans MoDem actually? If you have that it s probable due to that i think..
Or maybe Your are a doesntt support Very well Your fréquences for match Your mobile?
Have you try to make a Fullwipe? For put tint everything restant as when you have buy it?
You will be on a custom rom with ni mldem update i dont say but chère..
WiFi still disconnecting even on 3rd device...
Wiping /system and flashing a newer nightly fixed the 2.4 GHz problem, but 5GHz is still dodgy. It's not the (Netgear) router as I have a couple of other Cyanogenmod devices which operate without any problem.
Perhaps I should start another thread as this may well be something different from what is affecting the op's device.

I9500 Wi-Fi Connection Issues. ..

Hello Everyone,
Recently (for the past 1 week or so)... I am having serious connection issues with my wi-fi. I cant really say that its an issue with my ISP. All the other devices like PS3, laptop work fine.
Problem is.. when I connect to my wi-fi, the connection stays strong for a a while then browsing, playing games, Facebook just doesn't seem to connect. The Internet connection just dies. I checked the wi-fi settings, it says connection is too weak to use!
It is happening soon after I had the last system update. Can't say if its to blame. Any help would be appreciated.
Sent from my GT-I9500 using xda app-developers app
hell_storm2004 said:
Hello Everyone,
Recently (for the past 1 week or so)... I am having serious connection issues with my wi-fi. I cant really say that its an issue with my ISP. All the other devices like PS3, laptop work fine.
Problem is.. when I connect to my wi-fi, the connection stays strong for a a while then browsing, playing games, Facebook just doesn't seem to connect. The Internet connection just dies. I checked the wi-fi settings, it says connection is too weak to use!
It is happening soon after I had the last system update. Can't say if its to blame. Any help would be appreciated.
Click to expand...
Click to collapse
Maybe you should try to uncheck from the Advance Wifi Setting the Avoid poor connection option.
commandcontrol said:
Maybe you should try to uncheck from the Advance Wifi Setting the Avoid poor connection option.
Click to expand...
Click to collapse
Hmm... could not find that setting anywhere.
This may not work, but maybe try a static IP rather than a DHCP-allocated one.
Edit - Yep, you will need to 'forget' the connection & re-add it in order to set a static IP.
Well I tried the static option. But with that the connect button is grayed out.
Sent from my GT-I9500 using xda app-developers app
hell_storm2004 said:
Hmm... could not find that setting anywhere.
Click to expand...
Click to collapse
Search again, because it's your solution. It is a new feature from 4.3. Maybe with different name because our language. It is inside wifi, advanced. If it detects wifi data connection is poor (don't confuse with wifi signal, is different but related), it automatically switch the connection from wifi to 3g/4g to prevent disconnections from the world...
Enviado desde mi GT-P7510 usando Tapatalk 2
jaswinky said:
Search again, because it's your solution. It is a new feature from 4.3. Maybe with different name because our language. It is inside wifi, advanced. If it detects wifi data connection is poor (don't confuse with wifi signal, is different but related), it automatically switch the connection from wifi to 3g/4g to prevent disconnections from the world...
Enviado desde mi GT-P7510 usando Tapatalk 2
Click to expand...
Click to collapse
It would be great if you can post a screen shot. I will post mine as soon as i get out of office. Left my USB cable at home.
hell_storm2004 said:
It would be great if you can post a screen shot. I will post mine as soon as i get out of office. Left my USB cable at home.
Click to expand...
Click to collapse
A screenshot will not help you, first because I have it in spanish, second bercause you need to know the route to get that option better than to see it. I will try to translate the name of the option but not 100% sure you will find it as is:
settings->wifi->push left button (menu)->choose "Advanced" on the pop-uped menu->6th option from top says "Automatic network switching (Switch automatically between wifi networks and mobile networks)": uncheck it.

Wifi disconnects and reconnects constantly

Hi,
just had the phone for an hour and almost right away after first setup the wifi radio disconnects/turns off and re-connects/turns on automatically every 20 seconds or so. No matter wich network I try.
Working fine with my S7 Edge laying here beside me, never had problems. I have three different networks around me I can try out.
Anyone had the same problem? I can find som info about this exact issue for the S7 Edge for some, but no solution from that works on the S8..
N
this is an old problem S7 had
you need to toogle in settings > connectivity > wifi > advance > smart network swithc OFF
i think this was - but dont remember well since it was a while ago - but basically you need to turn off the option of phone switching between phone and wifi data
Having the exact same problem with my Ubiquity wifi network (ie, not some janky cable company router) with my just-booted up S8. Smart switch was off by default, and after switching it 'on' and back 'off', no change.
This was the first thread I found on the topic, will update with any solutions.
gsxrjjordan said:
Having the exact same problem with my Ubiquity wifi network (ie, not some janky cable company router) with my just-booted up S8. Smart switch was off by default, and after switching it 'on' and back 'off', no change.
This was the first thread I found on the topic, will update with any solutions.
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Make sure hotspot2.0 is off
Sent from my SM-G950U using XDA Labs
EvoTillIdIE said:
Make sure hotspot2.0 is off
Sent from my SM-G950U using XDA Labs
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Yup, Hotspot 2.0 is off for me. I've restarted the phone and the wifi access point, and my Note 5 and S7 are working fine lol. Super weird!
EvoTillIdIE said:
Make sure hotspot2.0 is off
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Many of those switches doesn't exist in my s8.
Incl hotspot.
pickles76 said:
Hi,
just had the phone for an hour and almost right away after first setup the wifi radio disconnects/turns off and re-connects/turns on automatically every 20 seconds or so. No matter wich network I try.
Working fine with my S7 Edge laying here beside me, never had problems. I have three different networks around me I can try out.
Anyone had the same problem? I can find som info about this exact issue for the S7 Edge for some, but no solution from that works on the S8..
N
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Probably means you have virgin broadband like me ?
choccy31 said:
Probably means you have virgin broadband like me ?
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Well I'm in Sweden and have no operator dependence. Neither for mobile or my home network (fiber connection owned by me).
This sucks though... I want this resolved
pickles76 said:
Well I'm in Sweden and have no operator dependence. Neither for mobile or my home network (fiber connection owned by me).
This sucks though... I want this resolved
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Click to collapse
Try downloading wifi analysis app and see what it's picking up. Maybe you could try changing your wifi channel if it looks low?
choccy31 said:
Try downloading wifi analysis app and see what it's picking up. Maybe you could try changing your wifi channel if it looks low?
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No this has nothing to do with the routers or access points. I am 3 meters from the AP, its at 100% signal rate etcetera..
This has to do with Samsung and the software.
pickles76 said:
No this has nothing to do with the routers or access points. I am 3 meters from the AP, its at 100% signal rate etcetera..
This has to do with Samsung and the software.
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Click to collapse
Download the wifi analysis app and see what the phone picks up.
Also in wifi settings on phone disable sleep mode and put to always on!
choccy31 said:
Download the wifi analysis app and see what the phone picks up.
Also in wifi settings on phone disable sleep mode and put to always on!
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Click to collapse
As I wrote I've tried all that I'm afraid. All the things that was recommended for the trouble on the s7.
have u tried going to a free wifi spot (starbucks, mcdonalds) see if the issue persists - maybe is your router refusing connection
tim2london said:
have u tried going to a free wifi spot (starbucks, mcdonalds) see if the issue persists - maybe is your router refusing connection
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As I wrote I have three different wifi to test with but yes makes no difference. This is a well known but not solved problem with Samsung phones.. three different makes of manufacturers, different settings with a/b/g/n and all show the same problems.
I also installed the small new update today for the firmware. Still same problem.
I'm guessing I'm about to get a replacement phone. I'll try that on Monday.
I'm not seeing the same problems with public wifi as I am with my Ubiquity Unify AC AP Pro access points at home - definitely weird.
When it is connected, I'm getting my usual 100mbps speeds, but it continues to drop regularly (not the every 10secs it did when I first powered it on, but every minute or so).
One thing that was mentioned was changing channel bandwidth from '40' to '20'... I don't see anywhere to do that on the S8?
gsxrjjordan said:
I'm not seeing the same problems with public wifi as I am with my Ubiquity Unify AC AP Pro access points at home - definitely weird.
When it is connected, I'm getting my usual 100mbps speeds, but it continues to drop regularly (not the every 10secs it did when I first powered it on, but every minute or so).
One thing that was mentioned was changing channel bandwidth from '40' to '20'... I don't see anywhere to do that on the S8?
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Doesn't that mean on your router?
By changing the broadcast bandwidth from 40 to 20 you will increase the signal produced (same power is covering less channels)
Sent from my HTC One_M8 dual sim using XDA-Developers Legacy app
I had this happen on a UniFi UAP-AC-Pro network with my S8 as well. I turned off Nearby Device Scanning on the S8 under Settings-> Connections -> More Connection Settings and that seemed to fix it. Strangely, I did not have the issue on my home network which has a single UAP-AC-LR access point with an otherwise similar configuration. Not sure if this setting change was really a fix, or if I just temporarily got lucky.
If turning off Nearby Device Scanning doesn't work for anyone, it might be worth playing with other settings within your network such as Band Steering. Some of these require turning on advanced features within the UniFi controller. Also I would be curious to hear whether those who have issues are on networks with a single access point, or larger installs with multiple access points.
Very recently got the Samsung S8 and I'm having some wierd WiFi issues. When connecting to the network everything is fine i get almost maximum download/upload speeds(500/500) from my UniFi AP-AC-PRO. But after being connected for awhile 30-60mins the speed drops to around 30mbit downstream and upload around 200mbit. If i disconnect from the Wi-Fi and instantly reconnect i get full speed again. I've tried switching settings in the ap, went from everything on auto settings to static channel/transmit power and been trying vht40/80 but makes no difference. If i have smart network switching on i get disconnected and put on LTE instead. All my other devices have blazing WiFi speeds as usual. I'm gonna try turning of nearby device scanning and see if that helps.
I started a thread in the ubiquiti UniFi forum as well but i cant link that here(not enough posts on this xda account)
izeen said:
Very recently got the Samsung S8 and I'm having some wierd WiFi issues. When connecting to the network everything is fine i get almost maximum download/upload speeds(500/500) from my UniFi AP-AC-PRO. But after being connected for awhile 30-60mins the speed drops to around 30mbit downstream and upload around 200mbit. If i disconnect from the Wi-Fi and instantly reconnect i get full speed again. I've tried switching settings in the ap, went from everything on auto settings to static channel/transmit power and been trying vht40/80 but makes no difference. If i have smart network switching on i get disconnected and put on LTE instead. All my other devices have blazing WiFi speeds as usual. I'm gonna try turning of nearby device scanning and see if that helps.
I started a thread in the ubiquiti UniFi forum as well but i cant link that here(not enough posts on this xda account)
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Click to collapse
I'm having the exact same problem as you. Wifi connects at full speed at first, then after a while speed drops. Has gone down to 1Mbps numerous times. Disconnecting then reconnecting fixes it for a while then it starts all over again. I'm connected to a TP-Link AC1900 running dd-wrt. May try going back to stock firmware on the router to see if that helps.
So has anyone come up with a permanent solution to this? I'm in the same boat with my ac-ap-pro and s8+. Disconnects every 20 seconds or so.

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