[HELP] galaxy note 10.1 cannot register on network - Galaxy Tab 10.1 Q&A, Help & Troubleshooting

I have just bought a galaxy note 10.1 n8000 3g+wifi for 1 month My tablet still worked well until I take its sim card out, and use it for my 3G USB. This USB seemed to be broken down, so that my computer was frozen every time I plug it in. I put my sim back into galaxy note 10.1, and a problem occurred. My Note 10.1 cannot register on network even I see a full signal bar; meanwhile, a notification showed that "the selected network is unavailable". When I try to make a call, it's appeared to be "Not registered on network". At first, I think this problem can simply solved by changing the sim card, but the real tragedy is that this problem continue occur regardless how many sims I buy from many different network providers. Those sims still work on other devices, hence this error certainly is from my tablet. Its firmware is stock 4.1.1 and rooted, I have tried to solve this error by reset factory, unroot, change to another rom, but they're all usless. Now, it only allows emergency calls. So, any help, suggestion or solution is appreciated
Very sorry for my bad English! Thank you

Your in the wrong device forum, this is the first gen Galaxy Tab, has nothing to do with the Note.

nakedninja42 said:
Your in the wrong device forum, this is the first gen Galaxy Tab, has nothing to do with the Note.
Click to expand...
Click to collapse
OMG, sorry:fingers-crossed: thank you

Related

[Q] Galaxy tab 10.1 3G does not recognise SIM card

Hi there, I have purchased my tab last friday, played around with it during the weekend (root, overclock, etc.) Everything was fine - internet connection via 3G and WiFi, battery life and so on. However after I swithed off my tab on sunday evening and left it on charger, monday morning I realised that galaxy tab 10.1 does not recognise any SIM cards. The device itself is unlocked here, in Lithuania.
Any ideas what might have caused this strange behaviour? Everything else is working fine.
Hi!
I have the same problem, started about a week ago. SIM-card just looses connection at random times. Mostly when i've just left it in the charger for an hour or two.
A reboot is needed then it's working as normal.
What do you think? Should i return it?
Did you try and setup the APN manually?
Heppieboeddah said:
Did you try and setup the APN manually?
Click to expand...
Click to collapse
Obviously...
The thing is that device itself does not recognise SIM card. Once You try to configure APN manually, it sais "please insert SIM card" :-(
and reboot doesnot help...
I have this issue too! I thought i was the only one experiencing this.
I have this problem 1 time, but i tried to switch sim with the one in my phone and it worked. Afther i switched back again and still working.
I got the problem afther my tab have been switch off for 5 days.
Sent from my GT-I9100 using xda premium
Well, after I left device in one of authorised dealers, they acknowledged the problem and offered to replace this Tab. So it turns out, one can only hope, that it does not happen to him...
Hi guys
Turns out all my problems were caused by overclock kernel. Today my tab was replaced so first thing I did was root it again and make a back up. Then I installed OC zip file from SD card via CWM recovery. Guess what? Device did not recognise SIM card again... luckily I had a back up ROM. After I went back to the original ROM everything was OK.
So be careful before over locking your tabs.
Sent from my GT-P7500 using XDA App
I'm using a competely stock Galaxy Tab, and it's still happening quite frequently.
mlhdk said:
I have this problem 1 time, but i tried to switch sim with the one in my phone and it worked. Afther i switched back again and still working.
I got the problem afther my tab have been switch off for 5 days.
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
i exactlay have the same issue with the 8.9" version. i also was able to solve the problem only with this method. is this a software issue that may be adressed? Shoul i exchage the device.
Thanx.
deadwarrior said:
I'm using a competely stock Galaxy Tab, and it's still happening quite frequently.
Click to expand...
Click to collapse
my 10.1 tablet says please insert sim card after i have inserted the sim card is it possible..i bought it in hong kong and now am in africa...its kh5
my friends is kg7 and it works fine cud it b a software issue or hardware
same problem just happened to me.
is there any solution found?
sim is ok on my htc desire but tab 10.1 cant detect it.
it has stop suddenly while browsing some news sites.
reboot does not help
i tried with another SIM also, same problem - cant detect SIM card at all,
when trying to open Mobile Network it says - Please insert SIM Card or something simllar.
Also i found that in About Phone - Status, IMEI and IMEI SV are Unknown, Serial is OK, is this normal?
Look I know this is a dumb question, but have you rebooting the tab after inserting the Sim? A client of mine had the same issue and we struggled for days until we realized we hasn't tried that. Sure enough that was the issue.
I think the tab only tries to access the Sim card on bootup.
Sorry if you have already tried this.
Sent from my HTC Desire using XDA App
divereigh said:
Look I know this is a dumb question, but have you rebooting the tab after inserting the Sim? A client of mine had the same issue and we struggled for days until we realized we hasn't tried that. Sure enough that was the issue.
I think the tab only tries to access the Sim card on bootup.
Sorry if you have already tried this.
Sent from my HTC Desire using XDA App
Click to expand...
Click to collapse
Sure
I tried, no effect
Tab was only 5 days old, but now it is in our local service for board replacement.
Ok, MTel changed my harware modem and SIM slot, that is written to my card when they return it back.
After 4 days , no IMEI and No internet connection again.
so, buyed new one - after 4 days fail, repaired, after 4 days fail again..
i dont have words for Samsung... never gonna buy samsung tablet again..
How do you configure APN manually???
does anyone have fix this problem without sending to Samsung?My Samsung tab 8.9 suddenly cannot detect sim card..I bought the AP version so no warranty from Samsung but just 1 month from the shop..that shop also can't fix this problem..
Oh samsung why this thing happen to me
galaxy 10.1 does not recognise sim card
hi all
im also facing the same problem, sent to service to fix this issue
thought everthing will be alright after 2 weeks of waiting,1 days after the service, face the same problem, it works fine on the day 1, i turned off the device and charged the device and when i turn on the same problem
sin not recognized on galaxy tab 10.1
I have the same problem. Tab says "plz insert sim card. I have already inserted sim card
Same issue here .. I picked up the tab on a business trip in India and it worked fine while I was in India . I came back to UK and tried a UK SIM and it does not recognize a Vodafone Sim , Giff Gaff but recognizes 3 . Even though it recognizes 3 it does not let it register on network.
Not really sure what the issue is .. Is it restricted in some way .. ?

Mobile Network State : Disconnected. Cannot make calls.

Greetings
Today I upgraded my ATT Galaxy S2 to the ICS rom that appeared recently with Odin3 1.85.
Everything went pretty smoothly until I realized whenever I tried to make a call nothing would happen, the confusing thing is my internet kept working on Edge (since I'm T-mo on an unlocked phone). I tried to check via de *#simlock# command if it was unlocked and indeed it seems to be.
Furthermore I tried to send a text message to myself and it seems to have gone through added to the fact that the internet is there, the only problem is the calls.
I checked the IMEI and it seems to be fine, I did a factory reset and nothing happened.
During my exploration of the phone I found that it said, as the title implies, Mobile Network State: Disconnected which freaked me out.
I also tried resetting the mobile networks to default but nothing is working I'm kind of desperate (I usually avoid posting as opposed as researching) and have been searching online for near 2 hours I would appreciate any help.
Thanks
SO many things wrong.
Terracio said:
Greetings
Today I upgraded my ATT Galaxy S2 to the ICS rom that appeared recently with Odin3 1.85.
Click to expand...
Click to collapse
ATT Galaxy S2 is the SGH-I777. You are in the GT-I9100 forums. If you really do have an I777, and flashed an I9100 firmware to your I777, then this is likely the source of your problems. The I777 and I9100 have SIMILAR hardware to where a flash wouldn't kill your phone, but things wouldn't work right. Sounds like what you are describing.
Terracio said:
Everything went pretty smoothly until I realized whenever I tried to make a call nothing would happen, the confusing thing is my internet kept working on Edge (since I'm T-mo on an unlocked phone). I tried to check via de *#simlock# command if it was unlocked and indeed it seems to be.
Click to expand...
Click to collapse
You say you have an ATT Galaxy S2, but here you say you're on T-Mobile. Are you in the US? If you're on the US, how did you get an ATT Galaxy S2 on T-Mobile? ATT phones are usually SIM locked. Also, T-Mobile has their own Galaxy S2 model, which is the SGH-T989. Totally different hardware. If you DO have an ATT model, and are on T-Mobile, then you are probably getting abysmal mobile data speeds. The ATT model will only get Edge speeds on T-Mobile's network, and vice versa, the T-Mobile model will only get Edge speeds on ATT's network.
EDIT: Oh, I re-read that. I see you recognize you will only get Edge on T-Mobile's network when using this device. But that doesn't answer my question. If you have an ATT model (SGH-I777) did you SIM-unlock it?
Terracio said:
Furthermore I tried to send a text message to myself and it seems to have gone through added to the fact that the internet is there, the only problem is the calls.
Click to expand...
Click to collapse
Again, if you actually have an ATT model (SGH-I777) and you flashed an I9100 firmware, you probably got modem files not meant for your phone.
Terracio said:
I checked the IMEI and it seems to be fine, I did a factory reset and nothing happened.
During my exploration of the phone I found that it said, as the title implies, Mobile Network State: Disconnected which freaked me out.
I also tried resetting the mobile networks to default but nothing is working I'm kind of desperate (I usually avoid posting as opposed as researching) and have been searching online for near 2 hours I would appreciate any help.
Thanks
Click to expand...
Click to collapse
Bottom line, check your phone model. Don't trust the boot screen or the About Phone details, as a firmware flash will change those. Look on the label under your battery. I'm guessing you have an SGH-I777, and you flashed a GT-I9100 firmware.
ATT's Galaxy S2 (SGH-I777) has its own forum.
T-Mobile's (SGH-T989) has its own forum too.
EDIT: Please let this be a lesson. Always be sure you are flashing a firmware meant for your specific model of phone.

[Q] galaxy s6 mobile data problem

Hi guys..Im new to this forum and I have one realy big issue.So i bought galaxy s6 like a week ago and I started noticing problems with my data.When I turn it on it works great for the first 10-15 minutes and after that it starts getting realy slow and starts dropping.I went to change the phone i put my sim card in other phone and the same thing happened.They told me the problem is my sim card so I went and changed the sim card also ..I got the new sim card with the same number.my apn setting are fine I tried toggling off LTE network I tried factory reset but nothing helped even when my reception is full this is still happening.I didnt have any problem with my previous lg g3 or galaxy s5 just with galaxy s6.And also when my data is on and I make a call the icon on the status bar H+ or 4G disappears
Does anyone else has this problem or know how to solve it?
Btw i dont know does this helpes but I live in Uae and I have DU sim card.
Thanks.
dj_chela said:
Hi guys..Im new to this forum and I have one realy big issue.So i bought galaxy s6 like a week ago and I started noticing problems with my data.When I turn it on it works great for the first 10-15 minutes and after that it starts getting realy slow and starts dropping.I went to change the phone i put my sim card in other phone and the same thing happened.They told me the problem is my sim card so I went and changed the sim card also ..I got the new sim card with the same number.my apn setting are fine I tried toggling off LTE network I tried factory reset but nothing helped even when my reception is full this is still happening.I didnt have any problem with my previous lg g3 or galaxy s5 just with galaxy s6.And also when my data is on and I make a call the icon on the status bar H+ or 4G disappears
Does anyone else has this problem or know how to solve it?
Btw i dont know does this helpes but I live in Uae and I have DU sim card.
Thanks.
Click to expand...
Click to collapse
Also got the same problem
Ave666 said:
Also got the same problem
Click to expand...
Click to collapse
Thanks god that im not alone...im guessing that its lolipop issue hopefully they will release the update quickly.

No cellular network redmi 3

Hello, this is my first post on the forums here.
Iv'e purchased a Xiaomi Redmi 3 last week. It turned on fine and after the first turnoff-turn on it simply didn't turn on again and was stuck on the mi logo.
Iv'e downloaded the latest stable chinese rom and flashed using miflash and the phone started working properly again.
The problem is I do not have a cellular signal. It's either non existent (empty bars marked with 'x'), empty bars or one or two bars at most. Even when there are bars I cannot receive or make any calls (when i call the phone it just rings and the nothing happens).
The sim card itself is new (micro), the phone is new. I tried contacting the cellular company and they said everything is fine on their side, also iv'e tried the sim card on another device and it worked. I tried fiddling with different settings like changing from preferred lte to prefer 3g, adding new vpn, changing the sim card settings through the phone from WCDMA, only LTE so on and so forth and nothing worked.
Iv'e read around the forums here about the whole bootloader unlock, rooting, dev roms. I'm a newbie when it comes to these things and don't know weather I should do there and if it would help my problem.
Oh and last thing, I also verified that the device 3g/4g networks are compatible with the cellular companies in my country (same ones).
Thanks in advance,
Maybe there's a problem with ur set. I didn't root nor unlock the bootloader and reception has been fine for me from the start.
Sent from my Redmi 3 using Tapatalk
So you think it might be a faulty phone?
EDIT: I don't know if this helps or connected to my issue but i have this notification at the top saying "your SIM card isn't activated". I can't link to the pic since i'm a new user.
No one knows how to fix my problem?
I've got a similar problem I think.
I searched until I found that while flashing my IMEIs got lost and so the phone can't register to the networks.
Now I continue searching how to restore the IMEIs...
Derk

Very frustrating problem in s2, s3, s4 and s6!

Ok... here is the story... I owned galaxy tab s2, s3, s4 and now own s6... all lte with regular phone call capabilities.... from s2 to s6 have the same annoying problem... incoming phone calls and sms stop working randomly (lte always works)... yes on all devices! Long time ago, when i bought s2 to use as a phone, I thought "ok, it is not a real phone, and it is from south korea will wait to s3 (i live in the usa and use t mobile)".... then bought s3... same problem... S4 same and s6 same! Im very frustrated... all these are 1000 dollar tablets! How it is possible this problem happen on all devices through years...
I detected this problem because, when my phone is turned off, all calls are forwarded to my wife's phone... and one time we were dining and she received a call, but my phone was turned on and the caller was calling to me... weird... then... I call my phone with skype from my pc and again call was forwarded to my wife's phone... the only thing that fixed this is turning off and on the tablet...
4 years ago (or more) have been asking in forums, tried to call samsung usa (they even didn't know this tablet with phone exist) and nothing.... obviously did like 100 factory reset... and rooted (not the s6) all devices and messed up a little bit with some configuration like volte and so... but nothing... problem persisted 4 years ago till today...
You sure its not a samsung account problem. Maybe it linked itself to your wifes phone number on one of those tablet and now its acting strange. Have you tried logging in online into your samsung account. Maybe there is a setting with linked phone number or perhaps an "old device list"/"linked devices" where you can delete all linked devices and then log it back in on your device.
Also if that all isnt possible maybe try a new samsung account?
wallyhenderson said:
Ok... here is the story... I owned galaxy tab s2, s3, s4 and now own s6... all lte with regular phone call capabilities.... from s2 to s6 have the same annoying problem... incoming phone calls and sms stop working randomly (lte always works)... yes on all devices! Long time ago, when i bought s2 to use as a phone, I thought "ok, it is not a real phone, and it is from south korea will wait to s3 (i live in the usa and use t mobile)".... then bought s3... same problem... S4 same and s6 same! Im very frustrated... all these are 1000 dollar tablets! How it is possible this problem happen on all devices through years...
I detected this problem because, when my phone is turned off, all calls are forwarded to my wife's phone... and one time we were dining and she received a call, but my phone was turned on and the caller was calling to me... weird... then... I call my phone with skype from my pc and again call was forwarded to my wife's phone... the only thing that fixed this is turning off and on the tablet...
4 years ago (or more) have been asking in forums, tried to call samsung usa (they even didn't know this tablet with phone exist) and nothing.... obviously did like 100 factory reset... and rooted (not the s6) all devices and messed up a little bit with some configuration like volte and so... but nothing... problem persisted 4 years ago till today...
Click to expand...
Click to collapse
When I was looking to buy the S6 I started looking at the wifi model first and noticed that the phone software was installed...even thought it was the wifi model. I had never noticed this on earlier tablets and was under the impression that in the US we weren't allowed by the carriers to use the tab as a phone like they can overseas. So when I saw the software installed on the S6 wifi I decided to wait until the LTE model was available from T-Mobile. Finally it was released so I went into T-Mobile and before purchasing I asked them if I were to put my phones SIM into the tab if I would be able to have the phone working since the software was installed on the tab. I was told that it might work for a few days, but the system would eventually detect that it was a tablet and automatically disable that function and the phone would no longer work on the tab. They did however say that if I had a Galaxy phone that it would work through the phone to receive and make calls, but only if the phone was close and connected to the tab ( By wifi or Bluetooth I guess) So I thought that is ridiculous...Why would I pay $729 for the 128GB LTE version and not be able to put in the SIM from my phone and use it that way? When I can get the wifi 256GB version for about $100 less and just tether that to my phone when away from wifi to get onto the web. Anyway...That's the route I took since I wasn't going to be able to use the phone function without a Galaxy phone anyways according to T-Mobile. All these years and we still can't have true phone function on our tabs here in the US, but they can overseas for some reason.
Valinorian said:
You sure its not a samsung account problem. Maybe it linked itself to your wifes phone number on one of those tablet and now its acting strange. Have you tried logging in online into your samsung account. Maybe there is a setting with linked phone number or perhaps an "old device list"/"linked devices" where you can delete all linked devices and then log it back in on your device.
Also if that all isnt possible maybe try a new samsung account?
Click to expand...
Click to collapse
in this last unit (s6) no samsung account was logged
Jeffro64 said:
When I was looking to buy the S6 I started looking at the wifi model first and noticed that the phone software was installed...even thought it was the wifi model. I had never noticed this on earlier tablets and was under the impression that in the US we weren't allowed by the carriers to use the tab as a phone like they can overseas. So when I saw the software installed on the S6 wifi I decided to wait until the LTE model was available from T-Mobile. Finally it was released so I went into T-Mobile and before purchasing I asked them if I were to put my phones SIM into the tab if I would be able to have the phone working since the software was installed on the tab. I was told that it might work for a few days, but the system would eventually detect that it was a tablet and automatically disable that function and the phone would no longer work on the tab. They did however say that if I had a Galaxy phone that it would work through the phone to receive and make calls, but only if the phone was close and connected to the tab ( By wifi or Bluetooth I guess) So I thought that is ridiculous...Why would I pay $729 for the 128GB LTE version and not be able to put in the SIM from my phone and use it that way? When I can get the wifi 256GB version for about $100 less and just tether that to my phone when away from wifi to get onto the web. Anyway...That's the route I took since I wasn't going to be able to use the phone function without a Galaxy phone anyways according to T-Mobile. All these years and we still can't have true phone function on our tabs here in the US, but they can overseas for some reason.
Click to expand...
Click to collapse
Mine works great!.... when it works... 80% of the day... carrier never disabled the phone calls... or at least that is what i think,... i dont think carrier disconnect my tab just a few times a day.... this solves just with a reset or a network reset... have another solution that works great... i have set up a google voice account, with a second number, and, set on call forwarding, that, when phone is out of signal of shut down it forward to google voice number... that number works on lte so ir works like a charm... but it is not an elegant solution...
I think next year should buy the tmo version and go all calls through lte, phone number with google voice and that is solved...
Just think what i feel... how frustrated i am... 5 years with this problem! the only tab did not had this problem was the first S, just S, (tab s with no number) tmo never help me... samsung usa never help me.... they only told me "do a factory reset" with all my patience anwer "i did like 100 factory reset already" but they told me "ok but make a factory reset" i knew all the time they will never help...
My last hope would be to talk with someone at samsung south korea from a high tech support, but cant get anyone talking in english
The final question is am i the only guy in usa that uses a s6 lte as a phone? or there are other people using a s6 as a phone and dont have this problem?
Thanks for your time
wallyhenderson said:
Mine works great!.... when it works... 80% of the day... carrier never disabled the phone calls... or at least that is what i think,... i dont think carrier disconnect my tab just a few times a day.... this solves just with a reset or a network reset... have another solution that works great... i have set up a google voice account, with a second number, and, set on call forwarding, that, when phone is out of signal of shut down it forward to google voice number... that number works on lte so ir works like a charm... but it is not an elegant solution...
I think next year should buy the tmo version and go all calls through lte, phone number with google voice and that is solved...
Just think what i feel... how frustrated i am... 5 years with this problem! the only tab did not had this problem was the first S, just S, (tab s with no number) tmo never help me... samsung usa never help me.... they only told me "do a factory reset" with all my patience anwer "i did like 100 factory reset already" but they told me "ok but make a factory reset" i knew all the time they will never help...
My last hope would be to talk with someone at samsung south korea from a high tech support, but cant get anyone talking in english
The final question is am i the only guy in usa that uses a s6 lte as a phone? or there are other people using a s6 as a phone and dont have this problem?
Thanks for your time
Click to expand...
Click to collapse
I remember the Tab S.... Still have mine sitting on a shelf somewhere LOL. There was a developer that put a phone rom out for it and with a little hacking I was able to use it as a phone with a Bluetooth set. I remember going into a T-Mobile store with it and they couldn't believe I was using it as a phone LOL. I had it in one of the Otterbox cases with the belt clip so it worked out well for awhile but just as a novelty to see peoples reactions LOL.
Jeffro64 said:
I remember the Tab S.... Still have mine sitting on a shelf somewhere LOL. There was a developer that put a phone rom out for it and with a little hacking I was able to use it as a phone with a Bluetooth set. I remember going into a T-Mobile store with it and they couldn't believe I was using it as a phone LOL. I had it in one of the Otterbox cases with the belt clip so it worked out well for awhile but just as a novelty to see peoples reactions LOL.
Click to expand...
Click to collapse
LOL same me! tmo store guys call every other guys to see my tab they cant belive i use as a phone too and when i show whatsapp or phone app they are amazed! and the tab S i owned was a lte with phone capability too... i think this was mas second tablet with phone calls i bought, all from south korea... the one before tab s i think it was tab 4 it was released in 2014, was the very first tab with phone i got on these days.... samsung note 3 or 4 was too smaill for me

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