Wi-Fi won't turn on after phone sleeps, sometimes - Galaxy Note 3 Q&A, Help & Troubleshooting

Hi!
My n9005 works perfectly fine, but SOMETIMES in standby when I wake the phone up, I notice Wi-Fi is turned off, while it previous it was on.
When I try to move the knob thing to turn on Wi-Fi it just does the animation and stays like it's trying to turn it on, but doesn't.
I have to restart the phone every time to make Wi-Fi work again.
This doesn't happen a lot of the time, but it's annoying.
Is this a common thing? What could I do to fix it?
Thank you for your time.

Open wifi menu and go to option.
then go to advanced, there is and option "keep wifi on during sleep". Make sure it says "always on"

The problem isn't that.
That's how it is by default.
I would be able to turn wifi on after it turned off if that was the problem.
In my case I need to restart the phone to be able to.

Factory reset and or rom reinstall
Sent from my Limited Edition Note 3 LTE using Super Tapatalk

I did that
AndrOmega said:
Factory reset and or rom reinstall
Sent from my Limited Edition Note 3 LTE using Super Tapatalk
Click to expand...
Click to collapse
I did a factory reset and Odin flash of the same exact ROM that I had by downloading from Sammobile.
The problem is so random and seems to only happen when the phone sleeps or is charging. Sometimes it works for a few days, sometimes it will happen, no WiFi until a restart.
EDIT:
Maybe I should download another ROM from sammobile and try that?
Does that trip Knox?
I have a [Austria (T-Mobile) MAX] ROM (PDA:N9005XXUGBOK6
CSC:N9005MAXGBOK1) atm, I bought the Note 3 used and it had that. But I live in Serbia, maybe I should try the Serbian one in example for my carrier?
The WiFi problem is just annoying at most, it doesn't happen often, but I shouldn't have to restart the phone to have WiFi.

As its an old old problem google it .

JJEgan said:
As its an old old problem google it .
Click to expand...
Click to collapse
I did,
Ive found people that the wifi icon is grayed out.
Thats not the issue here.
Please help me out here. Tomorrow Ill be opening up the phone with a friend to check for water damage if any. Since I bought it used.
If I dont have to do that, please reply.

BUMP
JJEgan has disabled private messages, so I can't really contact him on a solution or what he meant.

For anyone interested, I solved my problem on my own.
Enter *#0011#, press menu key, tap on WiFi tab, tap on the power saving button so it's off.
I didn't experience the same issue ever again.

Related

Problems with WiFi Connectivity Since the Last Update....

Guys,
I updated my tab a few days ago. Now the market looks different but unfortunately I'm facing another irritating problem which I have no clue how to solve.
Every time that I turn off the tab, and let it be idle for 10 minutes, when I turn it back on, the WiFi icon will show no bars - which translates into no internet connectivity. That happens while the WiFi button is still pressed (green in the pop-up menu). In order for the device to connect to the net I need to turn the WiFi OFF and than ON and it works.
I checked the WiFi sleep configuration and they are set to "never turn it off" I also rebooted the device but with no change.
Please let me know what to do... as this thing sometimes just drives me crazy.
Thanks.
Gingi
imgingi said:
Guys,
I updated my tab a few days ago. Now the market looks different but unfortunately I'm facing another irritating problem which I have no clue how to solve.
Every time that I turn off the tab, and let it be idle for 10 minutes, when I turn it back on, the WiFi icon will show no bars - which translates into no internet connectivity. That happens while the WiFi button is still pressed (green in the pop-up menu). In order for the device to connect to the net I need to turn the WiFi OFF and than ON and it works.
I checked the WiFi sleep configuration and they are set to "never turn it off" I also rebooted the device but with no change.
Please let me know what to do... as this thing sometimes just drives me crazy.
Thanks.
Gingi
Click to expand...
Click to collapse
Flash a custom rom bro. Otherwise you are stuck with Samsung's awesome bugs. If you don't want to flash a custom rom there isn't really much you can do about it considering you're not rooted. What did you update to? KMP???
I did the regular Samsung update -the latest one that was released a couple of says ago. The problem with rooting is losing the coverage I have for insuring the device... which I'm reluctant to do. I'm sure it has a solution somewhere...
Yes I confirm.
This "reconnect" issue is being discussed on many forums with no solutions yet. (except custom ROM)

WiFi hangs and drops

Hi
I'm currently having a problem with my S4 that is driving me mad.
Ever since I got the phone I've had a bit of a problem with the WiFi connection. I've flashed a few kernels and some seems to help the problem more than others but it's still there.
What happens is the phone connects to WiFi no problems. Then maybe after a few minutes of use the phone won't give me any data. If I search a Web page it just hangs and then says unable to display web page. I then have to knock the WiFi off and back and and it cures the problem temporarily.
Sometimes the WiFi connection can be fine and last a few hours without hanging. Other times it can last a few minutes. The WiFi icon always remains on the screen and the arrows act as if data is getting processed but nothing ever happens. The odd time it will also kick itself off the WiFi and reconnect.
It's driving me mad having to constantly knock it on and off. I'm missing WhatsApp messages for hours because of it also.
Is it a common problem? If not the phone
is still under warranty so I will have to send it back but then that's me phone less for god knows how long
Any help would be great.
Sent from my GT-I9505 using xda premium
dj_sploits said:
Hi
I'm currently having a problem with my S4 that is driving me mad.
Ever since I got the phone I've had a bit of a problem with the WiFi connection. I've flashed a few kernels and some seems to help the problem more than others but it's still there.
What happens is the phone connects to WiFi no problems. Then maybe after a few minutes of use the phone won't give me any data. If I search a Web page it just hangs and then says unable to display web page. I then have to knock the WiFi off and back and and it cures the problem temporarily.
Sometimes the WiFi connection can be fine and last a few hours without hanging. Other times it can last a few minutes. The WiFi icon always remains on the screen and the arrows act as if data is getting processed but nothing ever happens. The odd time it will also kick itself off the WiFi and reconnect.
It's driving me mad having to constantly knock it on and off. I'm missing WhatsApp messages for hours because of it also.
Is it a common problem? If not the phone
is still under warranty so I will have to send it back but then that's me phone less for god knows how long
Any help would be great.
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
if you are rooted, flash this http://www.adrive.com/public/8DJWtV/WifiFix.zip
its a fix that sorted out my wifi problems
I think you should revert back to the latest stock and reset your modem. There might be some fancy settings in your modem software that need to be turned off. I read that somewhere but can't remember which ones. Just search on here.:cyclops:
Hi guys, sorry I've just seen the replies and thank you for taking the time
I shall have a blast at both your solutions and report back.
Thank you again
Well I tried the WiFi fix but that hasn't cured my problem. Today I will flash to stock rom and then re-root and see if that makes a difference. If not its off for repair under warranty and the old Nokia 8210 will be coming out of retirement for a few days lol
Sent from my GT-I9505 using xda premium
Any news?
Sent from my GT-I9500 using xda app-developers app
May be a fix?
1) type *#0011#
2) press menu button and select wifi
3) turn off power saving mode
4) restart
Alternative
1) download terminal emulator
2) type ping google.com
Credits to the one who discovered this.
jehbrian said:
May be a fix?
1) type *#0011#
2) press menu button and select wifi
3) turn off power saving mode
4) restart
Alternative
1) download terminal emulator
2) type ping google.com
Credits to the one who discovered this.
Click to expand...
Click to collapse
Hi jehbrian.
I've never heard of this fix but I'm willing to give it a go (whats the worst that can happen lol).
Done the above and indeed you get to a point where Wifi power saving mode is on. I've knocked it off and will see how I get on in the next couple of days. It does make sense that the power saving mode could be killing the Wifi every now and again.
Thanks for the tip and have a pleasant day :fingers-crossed:
I had tried that one. It spends about 10% more battery.
kertenkele said:
I had tried that one. It spends about 10% more battery.
Click to expand...
Click to collapse
Does it?
Surely there must be something else that can compensate for this loss if it means the Wifi actually works. GPS? Bluetooth? Screen brightness?
My phone is on my dock so can't verify the loss of battery.
kertenkele said:
I had tried that one. It spends about 10% more battery.
Click to expand...
Click to collapse
I've never noticed the battery drain... besides, S4's battery life is bad anyway.
Any solutions ?
Sent from my GT-I9500 using xda app-developers app

Wifi turning off

Hello XDA. I've noticed that my new Note 4 has been dropping the wifi connection while using the Internet. So what happens is the wifi button suddenly becomes grey and I have to press it to enable it again. It works for a while and then it drops off again...then I gotta press it to enable it...
I've discussed this with Verizon and they are suggesting i do the dreaded factory reset.
I have a feeling that I'll be sending this one back...
Any advice from the experts? Thanks in advance.
Are you having this problem at multiple locations or just one? If at multiple locations, I'd have to agree to try a full reset. If at one, could be a router issue.
Just to cover all the bases, you haven't any power management or something like tasker that could be turning off wifi?
No power management software installed and I really haven't used it much anywhere other than my home wi-fi so I guess I should double check it tomorrow on other networks to confirm before the reset.
I had a similar issue with my Note 3 where I couldn't get wifi to stay on no matter where I was and I needed a new phone...that was after using it for 9 months with no issues....this Note 4 is brand new.
If you are using smart network switch option try to disable it and see if its ok
Sent from my SM-N910C using Tapatalk

[Q] Lollipop WiFi issues - takes long time to turn on or not turning on at all

I had CM11 on my Nexus 4 and did a full wipe, then flashed the official Lollipop image (using flash-all.sh script). The process went smooth, without any problems.
Now, I am having WiFi issues. When I turn on WiFi from quick settings it changes the icon, but doesn't connect to the network yet. If I try to access WiFi settings it opens them up, but I can see only the actionbar and a blank white screen. No networks shown. Sometimes I even get "The app is not responding dialog". It sits like this for about 30-60 seconds and after that it connects to the network and I am able to access WiFi settings.
Sometimes I can't turn WiFi on at all. Quick settings don't change the WiFi icon to the ON state. If I try to turn it on from the Settings, the switch does literally nothing - not even "Turning WiFi on..." shows up.
I tried to reflash the system - still get these issues. Tried reflashing just the radio module - didn't fix it. No idea what to do. KitKat worked just fine.
Does anyone else have similar problems?
Same issues, but on a Nexus 10.
I have exactly the same issues as you, but on a Nexus 10. Running LRX21P 5.0 Lollipop.
+1
I used Wugfresh 1.9.6
Downloaded and installed LRX21T
Did a complete wipe (cache and factory reset)
Did a selective restore of ~75 apps from Google backup
Played with the machine for hours.
Rebooted, now got no wifi
Anyone suggest a workaround?
EDIT: I came across this post in the Nexus 5 Thread , where he suggests changing your router's channel to something below 12. I changed mine from 13 to 8 and now wifi seems to be working.
EDIT2: Sadly the above was a red herring. The problem seems more complex. Hopefully Google will release a fix soon
fangthorn said:
+1
I used Wugfresh 1.9.6
Downloaded and installed LRX21T
Did a complete wipe (cache and factory reset)
Did a selective restore of ~75 apps from Google backup
Played with the machine for hours.
Rebooted, now got no wifi
Anyone suggest a workaround?
EDIT: I came across this post in the Nexus 5 Thread , where he suggests changing your router's channel to something below 12. I changed mine from 13 to 8 and now wifi seems to be working.
Click to expand...
Click to collapse
I don't think my problem depends on the available WiFi networks. But thanks for the response.
I have the exact same issues, Wifi doesn't turn on at all. It doesn't matter if I press the quick settings button or the button in the menu. It says Wifi on, but nothing happens. After the screen goes dark, Wifi turned itself off again.
Any suggestions? Thank you!
the.best77 said:
I have the exact same issues, Wifi doesn't turn on at all. It doesn't matter if I press the quick settings button or the button in the menu. It says Wifi on, but nothing happens. After the screen goes dark, Wifi turned itself off again.
Any suggestions? Thank you!
Click to expand...
Click to collapse
I'm having the exact same issue. Wiped with ADB and flashed LRX21T factory image from Google's website. No error codes during flash.
Wifi is great - if you leave it on all the time. As soon as it turns off, it will NOT turn on. I get no error message, no timeout like it usually does when Wifi isn't working properly, no crash report. Nothing. Just a stalled Wifi acting like it's turning on. If I exit Wifi settings page, and come back, it shows as being off. Turn it on, and it just hangs the same way.
So frustrating.
It's for sure not the network I'm on, as it also doesn't turn on when I'm not near Wifi, or when I'm at a friend's house. Rebooting the phones makes the Wifi work again...until it turns off for ANY reason. Then we're back at square 1.
I'm having this same issue...
My WiFi seems to turn itself off. Then there is no way I can get it to turn back on unless I reboot the phone.
Very frustrating.
I have the same issue.I sideloaded the OTA and everything went great,no errors during the installation.I was on stock 4.4.4.
When I turn on the Wifi it takes around 30 sec to connect to a network.If i click on the Wifi menu in the setting it usually freezes or I get a black screen.After that Wifi works fine,but another thing I noticed it doesn't remember new networks.I don't know if a factory reset would help...
Anyone find a solution yet? Did a factory reset eliminate the problem for somebody?
I got the same thing. Currently, I'm using Power Toggles to do the on/off setting.
NathanGong said:
I got the same thing. Currently, I'm using Power Toggles to do the on/off setting.
Click to expand...
Click to collapse
Are you saying that Power Toggles fix the problem?
I'm facing a different issue. Whether I have WiFi on or off, it always appears active in the battery usage stats ('scanning always available' is off)
WiFi was off when the screen was off from about 3 am to 2 pm.
Sent from my Nexus 4
I am having the same issue. very frustrating. it was working perfectly last night on my home network, but now it wont connect to my work network. it has the same issues as everyone else. the wifi toggle will turn on, but it will not show any networks. then after a couple of seconds it will turn itself off.
^^i am having that issue as well. the battery usage stat page is showing wifi as on even though it is off.
Have the same issue. After some standby time, turning Wifi on again, it showed me networks where I am not close to anymore and didn't show me the actual networks where I am right now. This seems to be a serious bug that needs fixing. I don't want to reboot my phone to fix it. Didn't Google delayed the Lollipop-Update because of some Wifi issues?
I have all the symptoms listed in this thread. I filed a bug report too: https://code.google.com/p/android/issues/detail?id=80028&q=LRX21T
Found this thread when this problem popped up for me after flashing the factory images one by one. Might try to find a source-built ROM using a later version to see if it got fixed.
quarara said:
I have all the symptoms listed in this thread. I filed a bug report too: https://code.google.com/p/android/issues/detail?id=80028&q=LRX21T
Click to expand...
Click to collapse
Thanks for making the bug report. I've added some details to it.
Ibrahim.Rahman said:
I'm facing a different issue. Whether I have WiFi on or off, it always appears active in the battery usage stats ('scanning always available' is off)
WiFi was off when the screen was off from about 3 am to 2 pm.
Sent from my Nexus 4
Click to expand...
Click to collapse
I have this problem too, in battery status wifi always show on even I turn on or off. It not happen with Kitkat.
anezarati said:
^^i am having that issue as well. the battery usage stat page is showing wifi as on even though it is off.
Click to expand...
Click to collapse
dinhvandinhtu said:
I have this problem too, in battery status wifi always show on even I turn on or off. It not happen with Kitkat.
Click to expand...
Click to collapse
Nice to know I'm not alone in this. Hope it gets fixed soon
Sent from my Nexus 4

wifi problem when screen off

Hello
The wifi goes off after 4 to 5 minutes when the screen goes into standby.
Spotify, sidesync, ... cuts
Even the ping no longer responds
If the screen remains on permanently or the phone is charging, no problem.
In the settings, the wifi is always activated
No battery power
Testing on several Internet networks
Has anyone ever had a problem?
thank you
Settings>WiFi>More>Keep WiFi on During Sleep
Sent from my Galaxy S7 Edge Duos via Tapatalk
chanchan05 said:
Settings>WiFi>More>Keep WiFi on During Sleep
Thanks you but This setting has always been activated
Click to expand...
Click to collapse
me toooo!!!
Same issue here. Noticed it happening some time in November.
SM-G935F, stock, on DTM firmware. I can say that the issue started after receiving DTM OTA for G935FXXU1BPJK in Novemeber, and has continued after receiving DTM OTA for G935FXXU1BPLL a few weeks ago.
april29 said:
Hello
The wifi goes off after 4 to 5 minutes when the screen goes into standby.
Spotify, sidesync, ... cuts
Even the ping no longer responds
If the screen remains on permanently or the phone is charging, no problem.
In the settings, the wifi is always activated
No battery power
Testing on several Internet networks
Has anyone ever had a problem?
thank you
Click to expand...
Click to collapse
Been there, Done that, Doesn't matter... I've gone in and reset that setting at least a couple dozen times, to no effect. I've also tried rebooting into recovery and clearing cache before and/or after resetting WiFi Sleep. Nothing has fixed it. Only thing I can think of doing next is a restore/wipe via Odin.
chanchan05 said:
Settings>WiFi>More>Keep WiFi on During Sleep
Click to expand...
Click to collapse
If it occurred after an update, and cache cleaning did not help, the next step is a factory reset or Odin flash due to bad installation.
Sent from my SM-T231 using Tapatalk
I;n Also having this problem on my S7 Edge, tried a multitude of different steps including the powersaving features on an app by app basis, but nothing seems to help, even tried to get apps to force the wifi to stay awake but nothing has worked
Many phone have problem
https://www.facebook.com/s7EdgeWifiFail/
i use this app
https://play.google.com/store/apps/details?id=com.brilliant.apps.screenon
with this option "Decrease brightness to MIN" for not burn amoled

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