Root tab 2 7 which has Android 4.0.4? - Galaxy Tab 2 Q&A, Help & Troubleshooting

Hi everybody,
I have upgraded my Samsung Galaxy tab 2.7 to Android 4.0.4, but I can't connect to my home network anymore.
My tablet isn't rooted or anything.
Can I root it to fix the problem en where can I get those links?
Thanks.
Johanna

Not sure if rooting your device will fix the issue but this link will show you how to root.
http://forum.xda-developers.com/showthread.php?t=1788625

Thanks!
Sean_Seany said:
Not sure if rooting your device will fix the issue but this link will show you how to root.
http://forum.xda-developers.com/showthread.php?t=1788625
Click to expand...
Click to collapse
Thanks!
Johanna

8. Connect your Tab?
Sean_Seany said:
Not sure if rooting your device will fix the issue but this link will show you how to root.
http://forum.xda-developers.com/showthread.php?t=1788625
Click to expand...
Click to collapse
I read those instr5uctions, but what does step 8 mean?
8. Connect your Tab
Connect to what?
Sorry for the stupid question.
Johanna

Plug the usb/charger cable into your pc that is running kies
You may want to listen to Sean's advice..(will rooting fix your problem?)

What else to connect again?
If rooting doesnt fix the connection problems what can I do then? Wait for a fix by Samsung?
Seems ridiculous.
Johanna

Rooting your tab & installing CWM would allow you to install a custom ROM
That is those actions alone would probably not fix your WIFI issues but installing a new ROM on your tab might.
I would suggest 1st trying to do a factory data reset. (found in settings backup and reset)
If that does not work you could then contact Samsung support online. You can find that option from going to the support section on the Samsung home page and following the instructions.

Question about ROM added
jamesjr1 said:
That is those actions alone would probably not fix your WIFI issues but installing a new ROM on your tab might.
I would suggest 1st trying to do a factory data reset. (found in settings backup and reset)
If that does not work you could then contact Samsung support online. You can find that option from going to the support section on the Samsung home page and following the instructions.
Click to expand...
Click to collapse
Ok thanks! I will try that.
But if I decide to root, do I have to install a new ROM on my tab then afterwards? And which one?
Johanna

Sometimes if you reboot your wifi router helps too. This is not the most reliable device when it comes to wifi.

shinydesert said:
Sometimes if you reboot your wifi router helps too. This is not the most reliable device when it comes to wifi.
Click to expand...
Click to collapse
I did that already and that didn't help.
My Samsung Galaxy S2 also didn't see the network anymore. I created a guest account on the router and then my Samsung Galaxy S2 did recognise that guest account.
But my Tab 2.7 still sees nothing. It shows networks from people in my neighbourhood though.
So I guess you are right, it could have something to do with my router.
But I have no clue how to solve that.
I will try and get some help from Dlink.
Johanna

Turn off the wifi on the tab and turn it back on. I have the p3100 and it is quite bit of a pain when it come to switch from wifi-3g-wifi.

Not successfull
shinydesert said:
Turn off the wifi on the tab and turn it back on. I have the p3100 and it is quite bit of a pain when it come to switch from wifi-3g-wifi.
Click to expand...
Click to collapse
Tried that, but that didin't help.
I contacted the Dlink customer service and they couldn't figure out what is wrong. The router is working, so it is a problem between the update from 4.0.3 to 4.0.4 on my tablet and the router. The customer service is trying to find out what the solution could be and they are getting back to me.
I will let you know.
Johanna

Solved!
Ok it is solved!
The Dlink customerservice contacted Samsung in Taiwan and it was an issue with the preshared key in the router.
So I changed that key and changed the mode to WPA only and now my tablet sees the network again and I can connect.
Yesss!
Johanna :victory:

Cool , glad it got sorted ! :victory:

Related

[Q] Trnasformer wifi problem

My Asus Transformer can‘t connect to any wifi network. Yesterday it was not any problem with it but today it does not connect.
Can anyone help me what to do?
Delete connection and setup again.
Does other devices connect?
i had this issue before:
i rebooted my router and it worked. maybe it will help you too?
Thanks for the reply. I already deleted all the connections and still it didnt work.
Two mobile phones are connected at the same wifi, and they work properly.
what rom are you using?
maybe you need to re-flash that?
I seem to have a problem with my WiFi after every firmware update...after every firmware update I've received it breaks my WiFi..It will stay connected for like 15-20 secs then disconnect then reconnect. Annoying. Previously, all I had to do is do a factory reset and all was fixed but this most recent update.. problem wasn't fixed after a factory reset...Any ideas?
vadam22 said:
My Asus Transformer can‘t connect to any wifi network. Yesterday it was not any problem with it but today it does not connect.
Can anyone help me what to do?
Click to expand...
Click to collapse
atarifreak said:
what rom are you using?
maybe you need to re-flash that?
Click to expand...
Click to collapse
Same problem has just been solved on TF101 B80 by manual re-flashing stock firmware (8.6.5.13 WW).
With best regards.
Aleksey.

[Q] Wifi causes reboot on TG?

Hi guys,
it is my first post on XDA forums, even if I use tons of advices/ROMs/kernels for Atrix, Mini Pro, SII, SIII, Tab 7.7, TG300.... :silly:
Activity of the XDA community is my first check before trying a new device!
I currently meet a strange problem on my tf300TG. The wifi cause freeze and force reboot everytime I use it.
Hopefully it is a TG so I can use 3G data and it works nicely. Now, I want to play more "huge" games and I have to spend my data to download it because my wifi is completly broke.
I am on JB. I try without root, without recovery... I fix permissions, wipe all data, do factory reset, flash, reflash firmware... nothing seems to works.
Do you think I can try to flash firmware for 300T just or test the wifi and come back to TG after that? If yes and if the wifi works better with T firmware, someone could help me to flash the wifi part of T only on my TG?
Thanks in advance and sorry for my poor english, not my natural language
Nov.
I have the same problem in my TF300T. I don't know how can I solve this problem. I tried a Factory Reset from "Settings" but doesn't work.
The tablet normally restart while is locked.
Thank you!
Enviado desde mi GT-I9100 usando Tapatalk 2
Novska said:
Hi guys,
it is my first post on XDA forums, even if I use tons of advices/ROMs/kernels for Atrix, Mini Pro, SII, SIII, Tab 7.7, TG300.... :silly:
Activity of the XDA community is my first check before trying a new device!
I currently meet a strange problem on my tf300TG. The wifi cause freeze and force reboot everytime I use it.
Hopefully it is a TG so I can use 3G data and it works nicely. Now, I want to play more "huge" games and I have to spend my data to download it because my wifi is completly broke.
I am on JB. I try without root, without recovery... I fix permissions, wipe all data, do factory reset, flash, reflash firmware... nothing seems to works.
Do you think I can try to flash firmware for 300T just or test the wifi and come back to TG after that? If yes and if the wifi works better with T firmware, someone could help me to flash the wifi part of T only on my TG?
Thanks in advance and sorry for my poor english, not my natural language
Nov.
Click to expand...
Click to collapse
kutavyz said:
I have the same problem in my TF300T. I don't know how can I solve this problem. I tried a Factory Reset from "Settings" but doesn't work.
The tablet normally restart while is locked.
Thank you!
Click to expand...
Click to collapse
Apparently it's a problem with JB.
The better solution for you, it's to contact ASUS for an exchange... and when you will receive your new tab, don't go on JB, just stay on ICS
You're not alone => Census TF300TG / TL 3G failed

[Q] how to fix Samsung galaxy note 10.1 bluetooth activation proplem

Peace be unto you all. I tried activating or turning on the bluetooth on my note 10.1 but up to now, it still can't come on.
any time I try to activate it, it acts as if it is about to be activated but it always go back to the deactivated mode.
I even reset the system but still no luck.
I also updated the os to jelly bean but still no luck.
the device is a wifi plus 3G model
GT-N8000
I will be very happy if anyone give me an advice on how to fix this issue.
Thanks in advance.
moussa202 said:
Peace be unto you all. I tried activating or turning on the bluetooth on my note 10.1 but up to now, it still can't come on.
any time I try to activate it, it acts as if it is about to be activated but it always go back to the deactivated mode.
I even reset the system but still no luck.
I also updated the os to jelly bean but still no luck.
the device is a wifi plus 3G model
GT-N8000
I will be very happy if anyone give me an advice on how to fix this issue.
Thanks in advance.
Click to expand...
Click to collapse
Dont know what you mean by activate. Mine you just turn on bluetooth it scans for devices and its done.
shaun298 said:
Dont know what you mean by activate. Mine you just turn on bluetooth it scans for devices and its done.
Click to expand...
Click to collapse
what I meant was that the blutooth can not even come on.
moussa202 said:
what I meant was that the blutooth can not even come on.
Click to expand...
Click to collapse
Ok, are you on stock FW? If not, which one do you have?
Is your N8000 rooted?
If so, try to flash another modem.
charly-whiskey said:
Ok, are you on stock FW? If not, which one do you have?
Is your N8000 rooted?
If so, try to flash another modem.
Click to expand...
Click to collapse
My device is on stock firmware and it is not rooted.
moussa202 said:
My device is on stock firmware and it is not rooted.
Click to expand...
Click to collapse
I would try factory reset, not much hope there. Then off to the factory.
shaun298 said:
I would try factory reset, not much hope there. Then off to the factory.
Click to expand...
Click to collapse
Thanks to everyone of you that made an effort on helping me about this problem.
I did a factory reset from setting again and also manually did a hard reset from recovery mode but the bluetooth still doesn't want to come on.
I went to SETTING, ABOUT and STATUS and I saw an available mac address for wi-fi but the bluetooth mac address was Unavailable.
I will really appreciate any help for this bluetooth issue. Thanks in advance.
moussa202 said:
Thanks to everyone of you that made an effort on helping me about this problem.
I did a factory reset from setting again and also manually did a hard reset from recovery mode but the bluetooth still doesn't want to come on.
I went to SETTING, ABOUT and STATUS and I saw an available mac address for wi-fi but the bluetooth mac address was Unavailable.
I will really appreciate any help for this bluetooth issue. Thanks in advance.
Click to expand...
Click to collapse
Just checked mine and with Bluetooth off, the BT MAC Address also shows as unavailable. It only shows up when I turn BT on.
Bulbous said:
Just checked mine and with Bluetooth off, the BT MAC Address also shows as unavailable. It only shows up when I turn BT on.
Click to expand...
Click to collapse
oo ok. but I don't know why my Galaxy note 10.1 bluetooth doesn't want to come on.
moussa202 said:
oo ok. but I don't know why my Galaxy note 10.1 bluetooth doesn't want to come on.
Click to expand...
Click to collapse
send it back its broke.
shaun298 said:
send it back its broke.
Click to expand...
Click to collapse
thanks for the help and effort.

Tab 2 P3110 stuck at "Saved, Secured with WPA/WPA2

So, after I flashed Cyanogenmod 10.1.3 for my Tab 2, it cannot connect to my wifi. I flashed it with the proper procedures, like wiping Data and Dalvik cache, I've installed the Nightly builds to try to eliminate the problem and they kept crashing, so I reverted back to 10.1.3 and still no connection. I've reset my router and made sure that my password was right. Now I have no clue what to do next
Forgive me if this is in the wrong place, I've just signed up today.
Thelitedragon said:
So, after I flashed Cyanogenmod 10.1.3 for my Tab 2, it cannot connect to my wifi. I flashed it with the proper procedures, like wiping Data and Dalvik cache, I've installed the Nightly builds to try to eliminate the problem and they kept crashing, so I reverted back to 10.1.3 and still no connection. I've reset my router and made sure that my password was right. Now I have no clue what to do next
Forgive me if this is in the wrong place, I've just signed up today.
Click to expand...
Click to collapse
Have you tried other ROMs? I've never had any problems connecting to WiFi networks on my p3100 running CM11. I have that issue too on my Ideos X6 phone, but only sometimes, which I think is caused by cheap hardware anyway.
putr4s said:
Have you tried other ROMs? I've never had any problems connecting to WiFi networks on my p3100 running CM11.
Click to expand...
Click to collapse
I'm afraid i also tried Pac-Rom 4.3 and the stock 4.2.2 Touchwhiz rom to no avail.
Does it work with the stock firmware..??
Sent from my GT-I9300 using xda app-developers app
akshaydogra said:
Does it work with the stock firmware..??
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
I've just installed the 4.1.1 firmware and it still does not connect! I might try to install a custom kernel and see if that works.
Thelitedragon said:
I've just installed the 4.1.1 firmware and it still does not connect! I might try to install a custom kernel and see if that works.
Click to expand...
Click to collapse
I've installed This kernel: http://forum.xda-developers.com/showthread.php?t=1661800 Guess what? still doesn't connect. I've run out of ideas. :crying:
Thelitedragon said:
I've installed This kernel: http://forum.xda-developers.com/showthread.php?t=1661800 Guess what? still doesn't connect. I've run out of ideas. :crying:
Click to expand...
Click to collapse
Charge your tab to aprox 70% or more and Try this:
1-download a STOCK firmware file from the internet for your region( the region thing is not necessary, but just for the sake of it )
2- boot into recovery
3- wipe data/flactory reset
4- wipe cache
5-wipe dalvik
6-format /system
7- boot into download mode and flash the STOCK firmware file using ODIN.
i am assuming you have used ODIN before in this case... if you have not, then:
1-download ODIN ( http://samsung-updates.com/Odin307.zip )
2-make sure you have the correct drivers installed
3-connect the device ( in the text box, it should say added)
4- click on the pda option and select the firmware file ( make sure ONLY auto reboot and F.reset time are checked )
5- click on START button to flash the file.
akshaydogra said:
Charge your tab to aprox 70% or more and Try this:
1-download a STOCK firmware file from the internet for your region( the region thing is not necessary, but just for the sake of it )
2- boot into recovery
3- wipe data/flactory reset
4- wipe cache
5-wipe dalvik
6-format /system
7- boot into download mode and flash the STOCK firmware file using ODIN.
i am assuming you have used ODIN before in this case... if you have not, then:
1-download ODIN ( http://samsung-updates.com/Odin307.zip )
2-make sure you have the correct drivers installed
3-connect the device ( in the text box, it should say added)
4- click on the pda option and select the firmware file ( make sure ONLY auto reboot and F.reset time are checked )
5- click on START button to flash the file.
Click to expand...
Click to collapse
Okay, I'll revert to the 4.0.4 stock firmware from http://www.sammobile.com/firmwares/3/?download=5445
Thelitedragon said:
Okay, I'll revert to the 4.0.4 stock firmware from http://www.sammobile.com/firmwares/3/?download=5445
Click to expand...
Click to collapse
It says saved, secured and says connecting with a spinning circle at the top right.
Thelitedragon said:
It says saved, secured and says connecting with a spinning circle at the top right.
Click to expand...
Click to collapse
I don't think its a ROM related issue. There must be some issue with your router itself... try resetting your router and change WPA/WPA2 password once...and reconnect again with new password. give me a feedback so that i can help you further.
lokesh.3440 said:
I don't think its a ROM related issue. There must be some issue with your router itself... try resetting your router and change WPA/WPA2 password once...and reconnect again with new password. give me a feedback so that i can help you further.
Click to expand...
Click to collapse
I reset my router, disabled TKIP encryption and disabled the MAC filter. I live in a house with 5 people so i don't think they would be happy with me doing anything else with the router. I'll try again at my friend's place and see if i can connect to his WEP connection.
Thelitedragon said:
I reset my router, disabled TKIP encryption and disabled the MAC filter. I live in a house with 5 people so i don't think they would be happy with me doing anything else with the router. I'll try again at my friend's place and see if i can connect to his WEP connection.
Click to expand...
Click to collapse
I don't think you would be able to connect to WEP networks..as android versions >2.3.7 does not have access to those networks by default....but you can give that a shot.
Thelitedragon said:
It says saved, secured and says connecting with a spinning circle at the top right.
Click to expand...
Click to collapse
This can be because of the router settings.. And also.. try to use a wifi manager from play store..
akshaydogra said:
This can be because of the router settings.. And also.. try to use a wifi manager from play store..
Click to expand...
Click to collapse
I also changed the my encryption from WPA to WPA2 and used Wifi Manager from an apk. The one from here https://play.google.com/store/apps/details?id=org.kman.WifiManager
It came in a apk that i moved to my tablet to install. Still doesn't work.
I'm losing hope.
I am having the same issue for about a week now. It does not appear to be router related, or software related either.
We have two P3113 tablets in the house, and when mine went wonky - set my daughter's with same software and her's connects without issue.
Rooted, not rooted, stock recovery or custom. Stock software from 4.0.4 to 4.2.2 and custom ROM's as well. Currently running CM 11 on both. One connects while the other does not
I think it may be hardware related
Sent from my iPhone using Tapatalk
bill_in_mtl said:
I am having the same issue for about a week now. It does not appear to be router related, or software related either.
We have two P3113 tablets in the house, and when mine went wonky - set my daughter's with same software and her's connects without issue.
Click to expand...
Click to collapse
Your problem might be related to duplicated mac addreses. Could you check if both tabs have different mac addresses.
This also counts for all others, check if there are no other devices with the same mac.
When I was building CM for both my Xperia L & Tab, they both got the same mac address because they where build on tbe same host.
Tapatalked that sh*t
Joery360 said:
Your problem might be related to duplicated mac addreses. Could you check if both tabs have different mac addresses.
This also counts for all others, check if there are no other devices with the same mac.
When I was building CM for both my Xperia L & Tab, they both got the same mac address because they where build on tbe same host.
Tapatalked that sh*t
Click to expand...
Click to collapse
Mac addresses are different. There is an issue with the IP address on the one that does not connect. It is blank by default, and manually inputting the address does not help
Thanks for the response
sent from my GT-P3113 using Tapatalk HD

[Q] Wifi issue on latest update

I have recently been sent the update to android 4.4.2 on my note pro however my WiFi will not connect now.
I've tried restarting the device and it keeps saying "network connection unavailable".
has anybody else had a similar experience with this device?
ryz4eva said:
I have recently been sent the update to android 4.4.2 on my note pro however my WiFi will not connect now.
I've tried restarting the device and it keeps saying "network connection unavailable".
has anybody else had a similar experience with this device?
Click to expand...
Click to collapse
Use search, here are couple topics about broken wifi after update. Factory reset should fix it.
ryz4eva said:
I have recently been sent the update to android 4.4.2 on my note pro however my WiFi will not connect now.
I've tried restarting the device and it keeps saying "network connection unavailable".
has anybody else had a similar experience with this device?
Click to expand...
Click to collapse
Hi!
Have you got Passpoint running?
This might be a totally different issue but if a factory reset or reflashing doesn´t help you might try looking here.
Regards
Elo
ryz4eva said:
I have recently been sent the update to android 4.4.2 on my note pro however my WiFi will not connect now.
I've tried restarting the device and it keeps saying "network connection unavailable".
has anybody else had a similar experience with this device?
Click to expand...
Click to collapse
I have the same effect!
A full reset won't fix this problem. I contacted Samsung support and the said that I should send them the tablet.
A reset usually isn't sufficient, you need to reflash the firmware.
I fully reset the tablet about 4 times and it suddenly works.
Hi all!
I have exactly the same issue.... I just updated my Note Pro LTE (unrooted) to the latest firmware and I also do not have access to wifi.
Could you please help me? I read in this thread that by reflashing might solve the issue, but since I am not so experienced with that stuff on Android (hence the reason I never rooted), could you please provide detail instructions what exactly I have to do?
Thanks a lot for your great help!
elessar2014 said:
Hi all!
I have exactly the same issue.... I just updated my Note Pro LTE (unrooted) to the latest firmware and I also do not have access to wifi.
Could you please help me? I read in this thread that by reflashing might solve the issue, but since I am not so experienced with that stuff on Android (hence the reason I never rooted), could you please provide detail instructions what exactly I have to do?
Thanks a lot for your great help!
Click to expand...
Click to collapse
I eventually made a factory reset and after everything was finalized, wifi was running again fine. All my apps from play store were installed again automatically and everything seemed to run properly!
However, when I woke up this morning, unfortunately the same issue was present. No network connectivity and all available wifi networks were marked 'not in range'!!
Thus, it seems that factory reset does not solve the problem... Therefore I searched on google how to reflash my tablet. This is the link that I found:
http://androidcentral.us/2014/02/how-to-flash-firmware-using-odin-samsung-devices/
Could you please confirm whether this is the procedure I should follow? If yes, which update should I use? The latest or the previous one, i.e. P905XXUANH3 or P905XXUANC3?
Also, will Knox be tripped if I flash the firmware?
Thanks a lot for your help and I look forward to your responses!
elessar2014 said:
http://androidcentral.us/2014/02/how-to-flash-firmware-using-odin-samsung-devices/
Could you please confirm whether this is the procedure I should follow?
Click to expand...
Click to collapse
Yes.
I usually direct people here: http://forum.xda-developers.com/galaxy-s3/help/guide-odin-flash-guide-t1671969 (It's for the S3, but the procedure is the same everywhere. Make sure you get the most recent version of ODIN. The three buttons have different names (Bootloader/PDA/Phone/CSC are now BL/AP/CP/CSC), but the order is the same.)
If yes, which update should I use? The latest or the previous one, i.e. P905XXUANH3 or P905XXUANC3?
Click to expand...
Click to collapse
You can't downgrade, so use either the one you already have or a newer one.
Also, will Knox be tripped if I flash the firmware?
Click to expand...
Click to collapse
If you use the official firmware for a country in your region, No.
Thanks a lot ShadowLea!!
Eventually there is no need to reflash the tablet....
The only thing I just did was to uncheck the Passpoint option, as Polar67 describes above, in the Advanced Settings of wifi and immediately the issue was fixed!
Thank you all for your great help!!
ShadowLea said:
Yes.
I usually direct people here: http://forum.xda-developers.com/galaxy-s3/help/guide-odin-flash-guide-t1671969 (It's for the S3, but the procedure is the same everywhere. Make sure you get the most recent version of ODIN. The three buttons have different names (Bootloader/PDA/Phone/CSC are now BL/AP/CP/CSC), but the order is the same.)
You can't downgrade, so use either the one you already have or a newer one.
If you use the official firmware for a country in your region, No.
Click to expand...
Click to collapse
elessar2014 said:
Thanks a lot ShadowLea!!
Eventually there is no need to reflash the tablet....
The only thing I just did was to uncheck the Passpoint option, as Polar67 describes above, in the Advanced Settings of wifi and immediately the issue was fixed!
Thank you all for your great help!!
Click to expand...
Click to collapse
Interesting.. Let's remember that solution for when someone else runs into it!

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