Can't connect to router after updtae to 4.0.4? - Galaxy Tab 2 Q&A, Help & Troubleshooting

Hi everybody,
After a message for software update I updated my tab 2 7 to Android version 4.0.4.
My tablet isn't rooted or anything. All works fine, but I can't see my home network anymore. Can't connect to my router anymore.
The Wifi is fine, because I can connect with my Samsung Galaxy S2.
I tried resetting my router and even did a factory reset for my tab 2 7, but nothing.
It sees other networks, but not the one from my router though.
I have a Dlink Dir-655 router with the latest firmware, 1.31EU.
What should I do?
Johanna

johanna52 said:
Hi everybody,
After a message for software update I updated my tab 2 7 to Android version 4.0.4.
My tablet isn't rooted or anything. All works fine, but I can't see my home network anymore. Can't connect to my router anymore.
The Wifi is fine, because I can connect with my Samsung Galaxy S2.
I tried resetting my router and even did a factory reset for my tab 2 7, but nothing.
It sees other networks, but not the one from my router though.
I have a Dlink Dir-655 router with the latest firmware, 1.31EU.
What should I do?
Johanna
Click to expand...
Click to collapse
this problem is with most of peoples who updated their tabs with 4.0.4.
Wait for samsung to fix it.
I have also read that some users connects by turning wifi on and off several times.....
And pls tell when did you recieved update and your region...

I wait then
Droidlover123 said:
this problem is with most of peoples who updated their tabs with 4.0.4.
Wait for samsung to fix it.
I have also read that some users connects by turning wifi on and off several times.....
And pls tell when did you recieved update and your region...
Click to expand...
Click to collapse
Ok. I got the update I think it was thursday 19 July 2012. I live in the Netherlands, Europe.
Johanna

Fix?
johanna52 said:
Ok. I got the update I think it was thursday 19 July 2012. I live in the Netherlands, Europe.
Johanna
Click to expand...
Click to collapse
A last question: any idea when such a fix will be available? It seems to me that if Samsung updates the first thing that should work is making contact with the internet.
Johanna

johanna52 said:
A last question: any idea when such a fix will be available? It seems to me that if Samsung updates the first thing that should work is making contact with the internet.
Johanna
Click to expand...
Click to collapse
Were you able to find a workaround? I just got mine and it came with 4.0.4 already and won't connect to my router. It will connect to my phone's wireless hotspot, but that's a bit slow...

I use p3100 with stock rom 4.0.4 and have similar problem. Sometimes when i turn on wifi, my tab can't connect to router. If i restart my tab, it connects immediately. I've restored to factory setting but not solve it. Wifi of my tab is weaker than my HD2.

Related

wifi problem after ics update p6200

i'm experiencing the following problems after ICS update:
wifi connects only once after booting the device that too for few minutes then neither connect to any network nor scan, and it shows the wifi network not in range, then need to restart the device in order to connect to wifi again
is anyone experiencing the same problem?
is there anyone have any solution for this?
please help me solve this issue!
sivanick88 said:
wifi connects only once after booting the device that too for few minutes then neither connect to any network nor scan, and it shows the wifi network not in range, then need to restart the device in order to connect to wifi again
Click to expand...
Click to collapse
+1
Same here.
I did install ICS 4 times (back to HC even) and had the same problem just like you said.
And CSC change from ZTO (Brazil) to KOR (Korea, I think) as Kies shows.
Tried WiFi Fixer from Google Play but no luck. Keep reseting wifi all the time.
Wifi Problem after ICS update
MaskHere said:
+1
Same here.
I did install ICS 4 times (back to HC even) and had the same problem just like you said.
And CSC change from ZTO (Brazil) to KOR (Korea, I think) as Kies shows.
Tried WiFi Fixer from Google Play but no luck. Keep reseting wifi all the time.
Click to expand...
Click to collapse
it looks like no one have found a solution, i've been trying very hard to fix this issue but no use, still the same
GT-P6200L (Brazil) here.
Don't worry guys! We're working on a fix!
I use WIFI Manager for now and it's working for me.
StrumerJohn said:
Don't worry guys! We're working on a fix!
Click to expand...
Click to collapse
thank you so much ~~~~~~
Hi, search for Wifi Fix at playstore. It solved my problem here.
Sent from my GT-P6210 using xda app-developers app
StrumerJohn said:
Don't worry guys! We're working on a fix!
Click to expand...
Click to collapse
Thank you very much!
Could you tell us what is causing the problem?
Could be 3G band (900 or 850 MHZ "L" model) or who knows 2,5 or 5 GHz wifi ap's frequencies... I'd like to know the diagnosis
I have the same problem... :-(
Sent from my GT-P6200 using Tapatalk 2
MaskHere said:
Thank you very much!
Could you tell us what is causing the problem?
Could be 3G band (900 or 850 MHZ "L" model) or who knows 2,5 or 5 GHz wifi ap's frequencies... I'd like to know the diagnosis
Click to expand...
Click to collapse
That's not the problem, I think, because I have a brazilian model P6200L and it works great, wifi is fine, but some people with the same device are having this problem, I've told them to flash the baseband/modem from a brazilian FW and it still not working.
Same problem here in Malaysia. Wifi doesn't work at all for me and it is a big problem since wifi is my primary internet connection at home. When I switch wifi off and on again it detects my home wifi with full bars and when I try to connect it immediately goes Not In Range. I've tried wifi fixer but all it does is constantly resets my wifi which doesn't help at all. I need to downgrade again..
leviathian said:
Same problem here in Malaysia. Wifi doesn't work at all for me and it is a big problem since wifi is my primary internet connection at home. When I switch wifi off and on again it detects my home wifi with full bars and when I try to connect it immediately goes Not In Range. I've tried wifi fixer but all it does is constantly resets my wifi which doesn't help at all. I need to downgrade again..
Click to expand...
Click to collapse
identical problem... i need some help about downgrade to HC.. How?
Sent from my GT-P6200 using Tapatalk 2
I saw someone commenting about using static ip to solve the problem. As in my house I have two routers and in all of them i did set static ips prior to ics i didn't get that wifi problem.
But using dhcp I can reproduce it.
Sent from my MB525 using Tapatalk 2
Doesnt work with static ip. Flash again ics and doesnt work
Any solutions?
Sent from my GT-P6200 using Tapatalk 2
It seems that our ics version of tab is quite picky on the type of wifi router that it would connect. my temporary workaround is to have the wifi channel at the router fix to 1 channel instead of auto..my router is set to 1, seems to solve the wifi problem..you guys should try it..
Cheers
azmi2003 said:
It seems that our ics version of tab is quite picky on the type of wifi router that it would connect. my temporary workaround is to have the wifi channel at the router fix to 1 channel instead of auto..my router is set to 1, seems to solve the wifi problem..you guys should try it..
Cheers
Click to expand...
Click to collapse
My router was set to channel 6, I change to channel 1 and that no solve the problem. I m open from any sugestion... Router is the dlink 54g.
Sent from my GT-P6200 using Tapatalk 2
petrenj said:
My router was set to channel 6, I change to channel 1 and that no solve the problem. I m open from any sugestion... Router is the dlink 54g.
Sent from my GT-P6200 using Tapatalk 2
Click to expand...
Click to collapse
I did something similar, I changed the wireless region from Africa to Europe on my wifi router, it seems to help but my wireless stops working sometimes and then just reboots on its own.
I had similar problem with other device, so this thread helped me out:
http://forum.xda-developers.com/showthread.php?t=1445766
this would be usefull as well:
http://forum.xda-developers.com/showthread.php?t=1436683
After root I will bac to the HC and wifi work ok.Again,I flash Austrian ICS and one diferent is here...my CSC code now is EUR,no more KOR.I hope that is a problem.

[Q] Galaxy Tab 2 10.1 - 5GHZ issue

Could anyone offer me some help with my Tab (GT-5110) please. I am not able to see any 5GHZ networks. My other devices (PC / mobile phones etc) can all see the 5 GHZ networks ok. My tab is up to date and on the official 4.2.2 firmware.
Samsung did confirm to me that the Tab 2 is 5 GHZ enabled.
Kind regards
huggons said:
Could anyone offer me some help with my Tab (GT-5110) please. I am not able to see any 5GHZ networks. My other devices (PC / mobile phones etc) can all see the 5 GHZ networks ok. My tab is up to date and on the official 4.2.2 firmware.
Samsung did confirm to me that the Tab 2 is 5 GHZ enabled.
Kind regards
Click to expand...
Click to collapse
Samsung have now booked it in for repair, so according to Samsung is 100% 5GHZ enabled.
huggons said:
Samsung have now booked it in for repair, so according to Samsung is 100% 5GHZ enabled.
Click to expand...
Click to collapse
Repair centre now say that the Tab 2 does not operate on 5GHZ since latest Samsung software/firmware update.
Any thoughts on this?
Thanks
Steve
Device returned and the covering letter states "we have installed the latest approved software", strange that, as the firmware is 4.1.1 and when I check for an update, there is an update available, which I assume is 4.2.2. Also the TAB still can not see 5GHZ on 4.1.1.
Can anyone help?
huggons said:
Device returned and the covering letter states "we have installed the latest approved software", strange that, as the firmware is 4.1.1 and when I check for an update, there is an update available, which I assume is 4.2.2. Also the TAB still can not see 5GHZ on 4.1.1.
Can anyone help?
Click to expand...
Click to collapse
As far as I can tell, the Tab 2 Wifi hardware doesn't support 5 GHz. It's amazing that Samsung didn't just tell you that.
I'd love to be proven wrong, as my Tab 10.1 DID work on 5 gig. Just not the Tab 2.
Samsung now say that it will not work with 5GHZ and this is from high up. Just wish that they provided the correct information at the first point of contact and I would not have not have been without the Tab for 2 weeks and spent 5 hours on the telephone.

Wifi bug - connects to network, but not internet

I'm experiencing a bug on my Nexus 5, when I first unboxed my device and setup this problem arise for the first time, problem is Nex 5 is connected to my home wifi network but no internet connection/data transmission !! at that time I tinkered a little bit like forget network and reconnected it then it was fixed, after that this problem rarely appear. Then comes the real problem yesterday I rooted my phone then it wont connect to internet same as before connection is accepted and have full strength signal but not connecting to internet, I've tried rebooting, forgetting and connecting, troubleshooted PC etc but nothing seems to fix the problem !! I double checked my network like I connected my tab with wifi and it's working perfectly fine.
Is this a common/known bug with Nexus 5 ? Or it's just me ? (h/w issue)
Any known fix other than I mentioned ?
Does rooting caused this problem appear more frequently ?
Any response will be highly appreciated.
Thank you
Try connecting to a different network, it may be a compatibility issue. Also try rebooting your router/wireless. If that doesn't work then try restoring factory image.
If none of those options fix it then there could be a problem with your Nexus 5's hardware
Fallon9111 said:
Try connecting to a different network, it may be a compatibility issue. Also try rebooting your router/wireless. If that doesn't work then try restoring factory image.
If none of those options fix it then there could be a problem with your Nexus 5's hardware
Click to expand...
Click to collapse
I'm now flashing factory images, if that doesn't work I'll do a replacement.
I have this issue too, with different WiFi routers.
(Full stock Nexus 5)
Out of intetrest what countries are you connecting in. When I had a Desire HD I had trouble connecting to Turkish routers. Different frequencies? Have you ever connected to your router with an actual connection?
Have yu tried disabling wifi optimzation?
Sent from my Nexus 5 using xda app-developers app
I did tried with each and every option toggled with but still no way.
Sometimes out of nothing it gets ok then goes bad again.
I'm from India and using Teracom router. Funny thing is my tab here working just fine with my home wifi network, I'll try with another wifi network tomorrow.
albertpaulp said:
I'm experiencing a bug on my Nexus 5, when I first unboxed my device and setup this problem arise for the first time, problem is Nex 5 is connected to my home wifi network but no internet connection/data transmission !! at that time I tinkered a little bit like forget network and reconnected it then it was fixed, after that this problem rarely appear. Then comes the real problem yesterday I rooted my phone then it wont connect to internet same as before connection is accepted and have full strength signal but not connecting to internet, I've tried rebooting, forgetting and connecting, troubleshooted PC etc but nothing seems to fix the problem !! I double checked my network like I connected my tab with wifi and it's working perfectly fine.
Is this a common/known bug with Nexus 5 ? Or it's just me ? (h/w issue)
Any known fix other than I mentioned ?
Does rooting caused this problem appear more frequently ?
Any response will be highly appreciated.
Thank you
Click to expand...
Click to collapse
5GHZ or 2.4?
Sent from my Nexus 7
PhilipTD said:
5GHZ or 2.4?
Sent from my Nexus 7
Click to expand...
Click to collapse
2.4 Ghz on my home router.
albertpaulp said:
2.4 Ghz on my home router.
Click to expand...
Click to collapse
Merely rooting the device would have no effect on the Wifi connection. Did you also install a custom rom or kernel?
Sent from my Nexus 7
PhilipTD said:
Merely rooting the device would have no effect on the Wifi connection. Did you also install a custom rom or kernel?
Sent from my Nexus 7
Click to expand...
Click to collapse
Nope I was on stock kernal/rom. It's just wifi problem is now more frequent.
albertpaulp said:
Nope I was on stock kernal/rom. It's just wifi problem is now more frequent.
Click to expand...
Click to collapse
Yeah, so it's a wifi thing. Did you try changing the channel on the router? You can use inSSider to find the best one.
Sent from my Nexus 7
PhilipTD said:
Yeah, so it's a wifi thing. Did you try changing the channel on the router? You can use inSSider to find the best one.
Sent from my Nexus 7
Click to expand...
Click to collapse
Thanks a lot, I'm now working on that.

Wifi connected, but no internet access

I get connected (no internet access) from time to time when I automatically connect to my school's network. It connects automatically and works in some buildings and doesn't in others. Turning wifi off and on fixes the issue. However, it is annoying to keep doing this. I had this issue on EMUI 4.1 and 5.0 (through charles and dload) so I don't think it's the version of android. Is anyone else having the same issue? Could it be the school network's issue? Thanks.
Have you tried using a different internet browser?
DarkGuyver said:
Have you tried using a different internet browser?
Click to expand...
Click to collapse
Sorry for the late reply. It's the WiFi in general. Apps that require Internet don't connect either. I did a factory reset and that didn't fix anything.
I have similar problem. When I first got my phone it was on firmware B160 without any problem. I updated to Nougat using firmware finder and the problem started to surface. I rolled back to B160 using their rollback tool, which then got updated to B162. It's much more stable than Nougat but not as good as the original firmware that I was on. Each time I had done factory reset after the update to make sure I am not in some dirty state. (L04 variant)
I have similar problem sometimes on my honor 8, it shows up excellent internet connectivity but failed to lunch apps like facebook or youtube etc(says no internet connection) while other hand samsung A8 run just fine with same wifi network at same time. I have done factory reset but nothing miracle happen still same problem. Frustrating....
If it's been on both 4.1 and 5 its either a hardware issue or the school network is bad
jkccl9 said:
If it's been on both 4.1 and 5 its either a hardware issue or the school network is bad
Click to expand...
Click to collapse
WiFi worked fine in the school network with my previous phone so it's not that.
user_57439 said:
WiFi worked fine in the school network with my previous phone so it's not that.
Click to expand...
Click to collapse
if the wifi works fine when you connect it to different wifi's then its the school network not much you can do. ps you wrote you have the problem from 4.1 to 5 in your OP.....
jkccl9 said:
if the wifi works fine when you connect it to different wifi's then its the school network not much you can do. ps you wrote you have the problem from 4.1 to 5 in your OP.....
Click to expand...
Click to collapse
I mean the school network worked with my old moto phone. It doesn't work all the time with my honor 8. It connects but doesn't have internet access.
user_57439 said:
I mean the school network worked with my old moto phone. It doesn't work all the time with my honor 8. It connects but doesn't have internet access.
Click to expand...
Click to collapse
Yes but if it can't connect even when you update to emui 5 then it will be the network.
wifi connection without Internet sounds like a dns issue. Any wrong advanced settings?
msnxda said:
wifi connection without Internet sounds like a dns issue. Any wrong advanced settings?
Click to expand...
Click to collapse
I leave it as default. I have to sign in with my university credentials. It connects with Internet most the time except in certain buildings.
i have the same problem
i have the same problem :crying::crying::crying::crying::crying::crying:
user_57439 said:
I get connected (no internet access) from time to time when I automatically connect to my school's network. It connects automatically and works in some buildings and doesn't in others. Turning wifi off and on fixes the issue. However, it is annoying to keep doing this. I had this issue on EMUI 4.1 and 5.0 (through charles and dload) so I don't think it's the version of android. Is anyone else having the same issue? Could it be the school network's issue? Thanks.
Click to expand...
Click to collapse
I have the exact same issue with mine that I just got about a month ago. It is at my work, which is a college. It worked just fine on all of my old phones.
anna.e.morris said:
I have the exact same issue with mine that I just got about a month ago. It is at my work, which is a college. It worked just fine on all of my old phones.
Click to expand...
Click to collapse
You tried restarting both phone and router?
sniperlife:D said:
You tried restarting both phone and router?
Click to expand...
Click to collapse
I have restarted my phone several times, but not the AP because it is at my work and there are about 50 AP's all over campus and I doubt they will restart them for me lol. Amazon sent me a replacement phone as well so now I have 2 phones doing the same problem, just at work.
anna.e.morris said:
I have restarted my phone several times, but not the AP because it is at my work and there are about 50 AP's all over campus and I doubt they will restart them for me lol. Amazon sent me a replacement phone as well so now I have 2 phones doing the same problem, just at work.
Click to expand...
Click to collapse
Then the problem is with the router itself. On my experience, some routers will let you connect but will not give you an internet connection.
anna.e.morris said:
I have restarted my phone several times, but not the AP because it is at my work and there are about 50 AP's all over campus and I doubt they will restart them for me lol. Amazon sent me a replacement phone as well so now I have 2 phones doing the same problem, just at work.
Click to expand...
Click to collapse
Definitely the issue is from the router
There was this point where my laptop can connect to the router but can't connect to the internet. After a few days it got fixed automagically.
Have you checked to see if your internet connection is active? If it isn't then you would need to contact your ISP for more assistance with this issue.

WiFi on 47.1.A.12.34

Updated today on customised UK. Having major issues with WiFi, it connects to router fine but drops out really often.
Anyone else having problems?
Hi,I was update to this.34 and WiFi works ok,but i had the always on location icon bug,many People too i seen,still waiting for a fix...
In on Open UK, 34 wifi is fine for me.. i did a factory reset after install though
It's strange, it only seems to be an issue on my home wifi, works fine on other networks. No one else is having problems. And it definitely started happening after I updated the firmware.
It gets stuck on the up arrow next to the wifi symbol and just stops working. I've tried changing channels in the router but no joy.
Anyone technical with any ideas? I'll try a factory reset as a last resort but just wondering if there's anything else I an do...
Cheers
I'm having the same problem. Updated 2 days ago and the WiFi keeps dropping.
si1233 said:
I'm having the same problem. Updated 2 days ago and the WiFi keeps dropping.
Click to expand...
Click to collapse
Who's your ISP? I'm with Virgin, got a Super Hub 2.
welshlad said:
Who's your ISP? I'm with Virgin, got a Super Hub 2.
Click to expand...
Click to collapse
I'm with plusnet, the problem is only with my home router. I tried changing the WiFi channels but no luck.
si1233 said:
I'm with plusnet, the problem is only with my home router. I tried changing the WiFi channels but no luck.
Click to expand...
Click to collapse
You are not the only one. I clear cashe of Google Play and now everything is OK. If that don't help try reseting settings of your phone. This is Google problem (it is still there on Android 8.1.0) so wait for fix either from Sony or Google.
It's definitely only an issue with this firmware for me. I've now reverted to the previous version, it was driving me mad!!
si1233 said:
I'm having the same problem. Updated 2 days ago and the WiFi keeps dropping.
Click to expand...
Click to collapse
Has the latest update fixed it for you?
Having the same problem since January/February update... So annoying...
SUPERSLEDZ said:
Having the same problem since January/February update... So annoying...
Click to expand...
Click to collapse
Is it just on your home network too?
I've found if I disable security on the network it works fine, though obviously not a good solution
Not only home network. It happens at work as well and most likely other ones...
I had a problem like this ages ago when I first got my xzp. I found it to be an issue with the newer versions of dual band routers that combine the 2/5ghz bands into one access point. By disabling this feature and connecting separately I solved the issue.
Home wifi has different ap names for 2/5ghz networks so that's not the issue.

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