Problems when connected to WIFI - Galaxy S III Q&A, Help & Troubleshooting

Does anyone else have problems when connected to wifi.
I find that my G-talk and DeskSMS just dont seem to work if I am connected to my home Wifi, and whilst I have AYCE data plan I would much prefer to use wifi when at home as I know Three can be buggers for traffic shaping.

Can you browse the web when connected to the wifi? Or is it just the 2 applications that don't work?

I think it just just background functions and refresh. Anything I do proactively works, so web browsing, or choosing to use g-talk or gmail. As soon as the phone is idle connected to wifi these things just dont seem to connect any more.
THough strangely they do when on 3g. Is off.

try to go into dialer and type *#0011* then press the menu key and select wifi. Poke the button under wifi power saving mode and press the back key multiple times.

torsrex said:
try to go into dialer and type *#0011* then press the menu key and select wifi. Poke the button under wifi power saving mode and press the back key multiple times.
Click to expand...
Click to collapse
i presume that is the same as going to advanced settings of wifi to check that wifi is always on even when the screen is off, correct?

My settings are that Wifi should be kept on during sleep so not sure it is this.
Is very annoying, if I want to use my computer to send texts I have to have wifi switched off on my phone.
The annoying thing is I cannot help escaping the feeling like it is some little, easily solveable thing. Grrr!

Related

Keep wifi awake during standby?

I tried to enable this feature in KaiserTweak and although it says the wifi is still on, it often cuts out and then does not function properly until I do a soft reset. Does anyone have a solution for keeping the wifi on during standby that works a little better?
Thanks!
DCD3.2.2
Radio 3.42.02
Pocket Toolman has that feature and it works.
I tried it and it appeared to be working for awhile but I've noticed that if I press the power button to put the phone into the standby when I resume the wifi says it is still connected but is in fact no longer functioning. All my internet-enabled applications disconnect and the browser doesn't work. Even when I move out of range of my access point the same access points remain in the available networks list. If I turn my wifi on and off and try to connect to another access point it never connects and an error pops up saying so. The wifi doesn't work until I do a soft reset.
If I do NOT enable the option to keep wifi active during sleep then all my internet-enabled apps disconnect when the phone is put in standby but the wifi continues to work properly when I resume the phone from standby...
I am running phoneAlarm. Could this cause some issues with it?
My current profile is set as "Do not change" for wifi though so I wouldn't think it would cause any issues...

Broke Wifi TouchPad 16GB

Is anyone else experiencing the wifi settings to crash? My wifi works fine for a few minutes but suddenly I lose signal and when I go to wireless and network settings, it crashes and I am out of signal. Anyone know of a solution for this?
Thanks!
Have you tried Regpon?
Also, I've had success with this simple task:
In Wi-Fi settings, "forget" the router you're trying to connect to. Then shut off Wi-Fi.
Wait 10 seconds or so then turn Wi-Fi back on.
I found this workaround when searching for Wi-Fi problems on this board. No problems, now. If you get a FC for Settings, select "wait" until you've successfully gotten the settings to "forget" the connection and until you've got Wi-Fi shut down.
thepza said:
Have you tried Regpon?
Also, I've had success with this simple task:
In Wi-Fi settings, "forget" the router you're trying to connect to. Then shut off Wi-Fi.
Wait 10 seconds or so then turn Wi-Fi back on.
I found this workaround when searching for Wi-Fi problems on this board. No problems, now. If you get a FC for Settings, select "wait" until you've successfully gotten the settings to "forget" the connection and until you've got Wi-Fi shut down.
Click to expand...
Click to collapse
I tried this but still continues =/
In my case I tried to "forget" the WIFI password setting to access to the router, and restart your touchpad, and when finished booting the WIFI is back to normal then
The only inconvenient thing is you have to "forget" the password every time you shutdown or restart your touchpad.....
I think the reason for this wifi problem is that wifi's channel cannot be set up normal, I have seen it in my advanced setting of wifi, there are only three channels available for me to choose, which are 11 12 and 14.......
Also make sure you have your date, time and time zone set in settings.

[Q] Wifi always defaults to open ssid

Whenever I get home, my phone always seems to default to a BT Openzone wifi, which one of the neighbours obviously has set up on their router. The problem being, that my SGS2 always decides to connect to this, rather my own wifi. Whether it's because it picks this signal up first, as might be stronger when driving in to area, I don't know. But the point is, that I never asked it to connect to this ssid...
I will then go to wifi settings, and choose "Forget this network", and then it connects to my ssid... However, I don't want it to automatically connect to open wifi's.
Is there a setting somewhere that I'm missing to tell it not to connect to open wifi networks automatically? Happens every time I come home. Try connecting, cannot connect, and then realise it's conected to the openzone open wifi... Forget it, and it works. Go out, come home, openzone, forget, works. etc etc...
Using the checkrom revo hd 3.1.1, in case it's a setting that's been set up on that rom?! Had a look, but couldn't see anything
Hopefully someone can please please help
lovelldr said:
Whenever I get home, my phone always seems to default to a BT Openzone wifi, which one of the neighbours obviously has set up on their router. The problem being, that my SGS2 always decides to connect to this, rather my own wifi. Whether it's because it picks this signal up first, as might be stronger when driving in to area, I don't know. But the point is, that I never asked it to connect to this ssid...
I will then go to wifi settings, and choose "Forget this network", and then it connects to my ssid... However, I don't want it to automatically connect to open wifi's.
Is there a setting somewhere that I'm missing to tell it not to connect to open wifi networks automatically? Happens every time I come home. Try connecting, cannot connect, and then realise it's conected to the openzone open wifi... Forget it, and it works. Go out, come home, openzone, forget, works. etc etc...
Using the checkrom revo hd 3.1.1, in case it's a setting that's been set up on that rom?! Had a look, but couldn't see anything
Hopefully someone can please please help
Click to expand...
Click to collapse
Just a suggestion:
There is an option in Settings menu => Wireless and network => WLAN settings => network notification.
Have you already tried to change this setting?
There is also an advanced menu in WLAN settings - just click menu button => advanced.
In advanced WLAN settings, you can set to use a static IP address.
If you enter an IP address for your private WLAN, then you can prevent to be connected with an open wifi dynamically.
It is not very elegant, as you have to switch this setting, if you want to receive an IP address dynamically again, for example in other WLANs.
So, it is just a workaround - not a solution.
Maybe you can find an app in the Market to save different WLAN configurations/connections and which allows you the disabling to connect to other (non-saved) WLANs.
But I have not search for such an app yet.
Good luck !
Thanks for the suggestion...
Setting a static IP is not really an option, as I'm often between different networks...
Have tried disabling the "automatically notify open wifi" setting, and will see tonight... Hopefully this will work Hadn't thought of that affecting it, but it might just...
If not, anyone else who has any further suggestions are wholly welcome
lovelldr said:
Thanks for the suggestion...
Setting a static IP is not really an option, as I'm often between different networks...
Have tried disabling the "automatically notify open wifi" setting, and will see tonight... Hopefully this will work Hadn't thought of that affecting it, but it might just...
If not, anyone else who has any further suggestions are wholly welcome
Click to expand...
Click to collapse
As wifi settings are mainly hosted in the kernel, you may flash a different kernel (compatible with your ROM !).
Please wipe cache partition (and Dalvik cache) in recovery mode after flashing.
Good luck !
Does your home network by any chance have a hidden SSID?
Another idea might be to look at the wifi-configfile. IIRC, it is saved in /data/wifi/bcmsomething.conf.
If you do not find it, I can check for the correct name tonight.
My phone does not and never did autoconnect to open networks (I am using CheckROM Revo HD since the first version, now at 4). Can you select the open network in wifi settings, hold long and choose to delete settings for it?
I'm having the same issue and think it is because I have the vodafone app installed, do you have that installed too?
Sent from my GT-I9100

Wifi Keeps Dropping

Connected to home network, I keep the wifi on my S3 on all the time and it seems to be connected (from the icon in the top bar) but there is no data connectivity.
I have to manually switch wifi off then back on for the internet connection to start working again. This is the case after waking the phone up, and also just when the wifi has been on for longer than a few minutes even when the phone is in use.
Keep Wifi on during sleep is set to ALWAYS.
Does anyone know if this is a common s3 problem or is it specific to my device, and are there any fixes?
Thank you.
uzzy said:
Connected to home network, I keep the wifi on my S3 on all the time and it seems to be connected (from the icon in the top bar) but there is no data connectivity.
I have to manually switch wifi off then back on for the internet connection to start working again. This is the case after waking the phone up, and also just when the wifi has been on for longer than a few minutes even when the phone is in use.
Keep Wifi on during sleep is set to ALWAYS.
Does anyone know if this is a common s3 problem or is it specific to my device, and are there any fixes?
Thank you.
Click to expand...
Click to collapse
Hello,try this:
dial *#0011#, press menu button then selected WIFI .
Press the off /on buttor for disable the wireless power saving.
Django8989 said:
Hello,try this:
dial *#0011#, press menu button then selected WIFI .
Press the off /on buttor for disable the wireless power saving.
Click to expand...
Click to collapse
Thank you for your reply,
I have now swtiched wifi power saving OFF.
Hopefull this will solve the issue
Still not working...
Sorry to drag this up again, but this hasnt worked for me..
Has there been another solution since??

Wifi Hidden Network not Reconnecting

On my previous devices , including my Note 8 that I still currently have, I can connect to a hidden network at my place of work. By clicking "Add Network" then the credentials. The network connects fine --- but unfortunately when I leave the area on the S9+ and then later return it will not reconnect to that same network. The network is listed in the Network Manager network listing but it doesn't reconnect unless I re enter the credentials
On my other devices, including my Note 8 , the Network reconnects when it's back in range ...
Any thoughts or ideas?
At first I thought it might be because of a custom ROM but currently I'm fully stock and not rooted
What kind of security (WEP, WPA2, 802.1x EAP, etc.) does your work use for the wifi?
scottusa2008 said:
What kind of security (WEP, WPA2, 802.1x EAP, etc.) does your work use for the wifi?
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Click to collapse
I choose the line WPA/WPA2/FT PSK when I set the network up
In the Manage Networks the network says Security ...WPA/WPA2 PSK
jcrompton said:
I choose the line WPA/WPA2/FT PSK when I set the network up
In the Manage Networks the network says Security ...WPA/WPA2 PSK
Click to expand...
Click to collapse
I am not 100% sure on this, but it may have something to do with it being a hidden network. I have had some phone's which do that and the only thing I can figure is that it's because the SSID isn't being broadcasted. So when the phone searches for the access point so it can connect it has no idea it's even there (which is why it shows up as hidden/unknown). Even if you have it as a saved connection if it isn't showing as trying to connect to the access point then it isn't even connecting... Which is why I suspect (can't verify, but there is an easy way for you to do it) this to be the result of the hidden SSID.
Now I am not sure why hidden wifi SSID's would be an issue for the S9+ and not the Note 8, but if you have the ability to use another wireless router can you try setting up a hidden wifi access point and try connecting to that. Then if you can please move outside of the wireless range of the router (or just turn off and back on the wifi on the phone) as to replicate the disconnecting and reconnecting to a hidden access point.
Basically what your trying to see if the issue is specific to your work place or any hidden SSID. This way you can be more certain the cause is the SSID being hidden since it happens on more then one specific access point.
scottusa2008 said:
I am not 100% sure on this, but it may have something to do with it being a hidden network. I have had some phone's which do that and the only thing I can figure is that it's because the SSID isn't being broadcasted. So when the phone searches for the access point so it can connect it has no idea it's even there (which is why it shows up as hidden/unknown). Even if you have it as a saved connection if it isn't showing as trying to connect to the access point then it isn't even connecting... Which is why I suspect (can't verify, but there is an easy way for you to do it) this to be the result of the hidden SSID.
Now I am not sure why hidden wifi SSID's would be an issue for the S9+ and not the Note 8, but if you have the ability to use another wireless router can you try setting up a hidden wifi access point and try connecting to that. Then if you can please move outside of the wireless range of the router (or just turn off and back on the wifi on the phone) as to replicate the disconnecting and reconnecting to a hidden access point.
Basically what your trying to see if the issue is specific to your work place or any hidden SSID. This way you can be more certain the cause is the SSID being hidden since it happens on more then one specific access point.
Click to expand...
Click to collapse
Ok I'll try to set something up at home
Ok so I found some really strange behavior that I haven't had with Note 8 or my S7
Like I mentioned my workplace hidden network won't reconnect when it comes back into range and with testing I created my own hidden network on another phone using wifi hotspot. The S9+ doesn't reconnect to it either if the hotspot is turned off then back on. However when I re enter the credentials for my test hidden network then the work hidden network is recognized!
It's like re creating the hidden network activates the phone to look for all networks but otherwise it only looks for visible networks
jcrompton said:
Ok so I found some really strange behavior that I haven't had with Note 8 or my S7
Like I mentioned my workplace hidden network won't reconnect when it comes back into range and with testing I created my own hidden network on another phone using wifi hotspot. The S9+ doesn't reconnect to it either if the hotspot is turned off then back on. However when I re enter the credentials for my test hidden network then the work hidden network is recognized!
It's like re creating the hidden network activates the phone to look for all networks but otherwise it only looks for visible networks
Click to expand...
Click to collapse
That is indeed rather strange behavior... You could try clearing the cache on the phone, resetting the network settings (you would need to set your wifi connections back up) and at most factory reset. I would also suggest contacting Samsung and reporting the issue as well, though I they may very well as you to do a network settings reset, cache partition wipe and factory reset also.
To clear the cache partition you do the following:
Power off the phone.
Press and hold the following buttons on the sides: Volume Up button, Bixby button and the Power button.
You can stop holding all 3 buttons when the Android logo appears.
You will know your on the right track when ‘Installing system update’ appears. If it doesn't then you will need to power off the phone and start with step 1.
When the recovery menu is displayed press the volume down button to select "wipe cache partition".
After selecting the "wipe cache partition" is selected press the power button to activate the command.
When prompted press the volume down button to select yes. Please press the power button to confirm your selection.
You can repeat steps 5, 6 and 7 a few times if you want (I do this 5 times) but once should be enough. If you are ready to reboot your phone go to step 9
If it is not already selected please press the volume down button and choose Reboot system. Press the power button to complete the reboot process. The restart afterwards may take a little longer and is normal after clearing the cache partition
scottusa2008 said:
That is indeed rather strange behavior... You could try clearing the cache on the phone, resetting the network settings (you would need to set your wifi connections back up) and at most factory reset. I would also suggest contacting Samsung and reporting the issue as well, though I they may very well as you to do a network settings reset, cache partition wipe and factory reset also.
To clear the cache partition you do the following:
Power off the phone.
Press and hold the following buttons on the sides: Volume Up button, Bixby button and the Power button.
You can stop holding all 3 buttons when the Android logo appears.
You will know your on the right track when ‘Installing system update’ appears. If it doesn't then you will need to power off the phone and start with step 1.
When the recovery menu is displayed press the volume down button to select "wipe cache partition".
After selecting the "wipe cache partition" is selected press the power button to activate the command.
When prompted press the volume down button to select yes. Please press the power button to confirm your selection.
You can repeat steps 5, 6 and 7 a few times if you want (I do this 5 times) but once should be enough. If you are ready to reboot your phone go to step 9
If it is not already selected please press the volume down button and choose Reboot system. Press the power button to complete the reboot process. The restart afterwards may take a little longer and is normal after clearing the cache partition
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Click to collapse
Thank you for the suggestion but I'm rooted so I can and have wiped cache many times with no improvement.
The issue happens on initial (when I purchased stock) , updated stock and several custom Roms/ kernels
Update -- I have found a Tasker app / plugin called WiFi Connect that is designed to connect to certain WiFi profiles
If I set up a profile to connect to that hidden work network it connects just fine (but for some reason , no matter what I do it won't "auto" connect)
-- The problem is that after I get to work if I go out of range certain few areas in my work, then it loses connection and won't reconnect unless I manually reset the Tasker task or manually "re add" the hidden network and credentials
The best solution is to find out why my S9+ is having problems with hidden networks (maybe someone else could create a hidden network and confirm the behavior)
An alternative would be for someone to tell me how to write a Tasker profile that activates when in a certain Locale (any where near my work) .... but also reactivates if I'm still in the Locale but lose connection to my hidden Network
Note 9 on Verizon (still running Oreo)
I'm having the same issue. Workplace WiFi is hidden. I can connect to it just fine manually, but auto-connect won't pick it up. I have to manually open the Wifi settings to show Available networks in which the hidden wifi will appear. I click it and bam..connected. Quite annoying though. Perhaps the new Pie update will have a solution?? Can anyone confirm if Pie fixed the issue?

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