Help needed, phone does not pick up cellular signal phone data. SIM card works. - Moto G 2015 Q&A, Help & Troubleshooting

Variant: XT1542
Thanks for stoping by, read this: https://forum.xda-developers.com/showpost.php?p=81025203&postcount=9
Hello, I'll keep it simple to make your time useful, thanks for taking a look.
I had this phone on my dad's hands for a year, I gave him an AOSPExtended ROM and it worked wonderfully for the time he used it.
Now, my sister received this same phone from my dad two days ago, as he switched to a newer phone, and she asked me to put another ROM on it.
Important to notice, both have the same carrier, "Claro".
So, I searched for one, and I found this one: https://forum.xda-developers.com/20...sprey-lineageos-14-1-hardened-microg-t3767291
All good, I booted TWRP 3.3.1-0 and simply deleted all the partitions relevant using the TWRP phone GUI, that means, system data dalvik cache, media, all of it.
And then I just installed using "TWRP install" the new ROM with OpenGapps nano package, booted up, no problems so far, the ROM booted, the phone didn't explode, no biggie.
I set up the phone and ask for my sister's SIM card (this one was working fine on a Lineage OS MotoG2 7.1.2, the ROM I downloaded is also LOS 7.1.2), install it and...
No signal, nothing.
Alright, just delete dalvik, system, data, all over again and try again!
And it worked!
For a day... until the phone decided to loose signal (like, drop to 0 and disconnect from the antennas) and that was it for it, never found an antenna again.
So, I did what every sensible person would do, and I installed the RETAIL firmware for the phone, found here:
https://forum.xda-developers.com/2015-moto-g/general/index-moto-g-factory-firmware-images-t3169639
using the XT1542 section, and downloading " Retail Latin America (1GB) - XT1542_OSPREY_RETLA_6.0_MPIS24.65-33.1-2-4_cid12 (Newer Build) "
Here, important to point out that there's no "Claro" build, only retail, personal, movistar, etc.
Ok, did all the steps pointed here: forum.xda-developers.com/2015-moto-g/general/guide-fastboot-flashing-factory-t3187750
Booted the phone. Made a quick setup
And still...
No cellular phone signal.
The SIM worked fine, everything worked fine.
But, something didn't work.
What should I do?
Retry again?

I retried a stock firmware flash and still the phone refuses to pick up any signal whatsoever.
It does recognize the SIM card and even finds "carriers" if I go to the "select mobile operator" or whatever is it in english, but when I press to select one, it just says "hihi no way mamey".

frenchiveruti said:
I retried a stock firmware flash and still the phone refuses to pick up any signal whatsoever.
It does recognize the SIM card and even finds "carriers" if I go to the "select mobile operator" or whatever is it in english, but when I press to select one, it just says "hihi no way mamey".
Click to expand...
Click to collapse
You have access to a working device that is same model?
Is it still on stock or custom firmware?
If it's stock what is the software channel in settings/about phone ?
Sent from my jerry_cheets using XDA Labs

sd_shadow said:
You have access to a working device that is same model?
Is it still on stock or custom firmware?
If it's stock what is the software channel in settings/about phone ?
Sent from my jerry_cheets using XDA Labs
Click to expand...
Click to collapse
Hello Shadow,
1. Sadly this device is the only one I have, no other one of the same model available, and I find it implausible to find one without expending money.
2. I really don't know what to answer, the firmware I ran into it last time was the stock from the INDEX, specifically this one: Retail Latin America (1GB) - XT1542_OSPREY_RETLA_6.0_MPIS24.65-33.1-2-4_cid12 (Newer Build)
but later I had to come back to the LineageOS to leave the phone working again as it was before. So right now is running a custom ROM from here: https://forum.xda-developers.com/20...sprey-lineageos-14-1-hardened-microg-t3767291
3. I should've taken a screen capture of this before, sorry, I don't have that information ATM.

Would you mind telling me what should I do if I had a second Moto G 2015 to use, in case I find someone with one.

frenchiveruti said:
Hello Shadow,
1. Sadly this device is the only one I have, no other one of the same model available, and I find it implausible to find one without expending money.
2. I really don't know what to answer, the firmware I ran into it last time was the stock from the INDEX, specifically this one: Retail Latin America (1GB) - XT1542_OSPREY_RETLA_6.0_MPIS24.65-33.1-2-4_cid12 (Newer Build)
but later I had to come back to the LineageOS to leave the phone working again as it was before. So right now is running a custom ROM from here: https://forum.xda-developers.com/20...sprey-lineageos-14-1-hardened-microg-t3767291
3. I should've taken a screen capture of this before, sorry, I don't have that information ATM.
Click to expand...
Click to collapse
Try flashing this from stock firmware
Code:
fastboot flash modem NON-HLOS.bin
fastboot erase modemst1
fastboot erase modemst2
fastboot flash fsg fsg.mbn

Ok, so I basically scourged the world wide web, english and spanish.
Went through motorola US service, nice lady called Janet tried to help me, no luck.
Went through morotola Argentina Service, scoundrels wanted me to take it to some asshat from the "official service", so screw them.
I'm trying to reach firmware.center but it's been with a bad SSL certificate since this problem started (I'm lucky haha...)
So far I flashed the "modem" files from the stock firmware collections at least 10 times, cleaned the cache another 50, re-intalled both stock and modded ROM firmware and still the phone hasn't exploded, but it doesn't pick any signal.

sd_shadow said:
Try flashing this from stock firmware
Code:
fastboot flash modem NON-HLOS.bin
fastboot erase modemst1
fastboot erase modemst2
fastboot flash fsg fsg.mbn
Click to expand...
Click to collapse
Hi, the previous message was written at the same time as you did, I will try flashing modem again from stock firmware and see what happens.

Ok, don't want to make the story to long.
My sister is dumb or the carriers are dumb.
My SIM card Claro carrier, works on her phone, and works on my phone.
HER SIM card, allegedly Claro, works on my phone (retail Pixel 3), and DOESN'T WORK on her's.
My bet, she doesn't even know what company she's running.
Thanks all.
The issue was somewhere else.
I didn't realize it because the SIM is a Claro SIM card, and also the App in the Android Menu states "Claro SIM", so was a hard guess.

frenchiveruti said:
...
I'm trying to reach firmware.center but it's been with a bad SSL certificate since this problem started..
.
Click to expand...
Click to collapse
FOR MOTO firmware try
https://mirrors.lolinet.com/firmware/moto/osprey/
Sent from my mata using XDA Labs

frenchiveruti said:
Ok, don't want to make the story to long.
My sister is dumb or the carriers are dumb.
My SIM card Claro carrier, works on her phone, and works on my phone.
HER SIM card, allegedly Claro, works on my phone (retail Pixel 3), and DOESN'T WORK on her's.
My bet, she doesn't even know what company she's running.
Thanks all.
The issue was somewhere else.
I didn't realize it because the SIM is a Claro SIM card, and also the App in the Android Menu states "Claro SIM", so was a hard guess.
Click to expand...
Click to collapse
Hola French y Beruti (haha greatest nickname ever).
Let me tell you that I had a similar problem with the same phone that worked well for years with Movistar and there was no way to use a Claro sim in it (its a no carrier dependant phone, I mean a "liberado" phone.
I spent hours with the Claro customer service and they told me that they could see my phone connected to their network but I had no signal. I tried other companies' sims and all worked fine.
I reconfigured the APN several times and Claro never worked in 4G, 3G, 2G or a half G.
So ... I'm using another company in this phone right now and the Claro sim is in my main phone working as expected (also a liberado one, but Samsung).
End of the story.
So don't burn your brain trying to make it work, Claro is a lost cause for me in this phone.
Maybe your sister can migrate her number to another company and even pay less. They normally use to offer a 50% discount during at least a year if you migrate the number to another company like movistar or personal.
Hope it helps you .
Saludos!!

coldgin_ said:
Hola French y Beruti (haha greatest nickname ever).
Let me tell you that I had a similar problem with the same phone that worked well for years with Movistar and there was no way to use a Claro sim in it (its a no carrier dependant phone, I mean a "liberado" phone.
I spent hours with the Claro customer service and they told me that they could see my phone connected to their network but I had no signal. I tried other companies' sims and all worked fine.
I reconfigured the APN several times and Claro never worked in 4G, 3G, 2G or a half G.
So ... I'm using another company in this phone right now and the Claro sim is in my main phone working as expected (also a liberado one, but Samsung).
End of the story.
So don't burn your brain trying to make it work, Claro is a lost cause for me in this phone.
Maybe your sister can migrate her number to another company and even pay less. They normally use to offer a 50% discount during at least a year if you migrate the number to another company like movistar or personal.
Hope it helps you .
Saludos!!
Click to expand...
Click to collapse
Hello!
Turns out the story was even more complicated.
It seems that the phone it's IMEI locked by the EnaCom, because the phone was bought by my mother a few years ago, then I received that phone, and I used it, then my dad, and now my sister gets it.
The first three phone numbers work fine, we don't know why, and the Claro customer service doesn't want to issue an IMEI unlock.
This phone is still kicking and working fine, but for today's companies a perfectly working phone means nothing.
To be clear.
I place my SIM in the phone, signal works.
My dad's SIM card, works too...
My mom's SIM card, also works.
My sister's? Nope. Even though she is also from Claro.
So, it's a nice paper weight.

frenchiveruti said:
Hello!
Turns out the story was even more complicated.
It seems that the phone it's IMEI locked by the EnaCom, because the phone was bought by my mother a few years ago, then I received that phone, and I used it, then my dad, and now my sister gets it.
The first three phone numbers work fine, we don't know why, and the Claro customer service doesn't want to issue an IMEI unlock.
This phone is still kicking and working fine, but for today's companies a perfectly working phone means nothing.
To be clear.
I place my SIM in the phone, signal works.
My dad's SIM card, works too...
My mom's SIM card, also works.
My sister's? Nope. Even though she is also from Claro.
So, it's a nice paper weight.
Click to expand...
Click to collapse
Hi, if the IMEI were blocked by Enacom you could not use any sim in that phone, not your sim, nor your father's, etc. So it's not a IMEI blocked situation in my opinion. I'm pretty sure that is a problem that Claro doesn't know how to solve, they are pretty incompetent btw, my daughter also had a similar problem with them but with an iPhone. So she migrated her number to Movistar and problem solved. Thank gosh portability exists!
I would suggest your sister to do the same, or at least say to Claro that she will migrate to another company. These words usually solves common problems magically
Saludos!

Related

How do I lock myself to 3???

Hi All,
I have found myself locked out of the 3 network as my phone suddenly will no longer connect after 10 days. 3 admits that they block people from using non-3 locked phones on their network and have advised me to fork out for a 3 handset...
I have unlocked my phone (Kaiser), flashed the ROM, etc. as per the tools here, with no problems. So, my question is this:
Can I lock the phone to the 3 UK network by setting the correct code in the KaiserUnlock program to make it work again? Does anyone know what the code is?
Help with this would be much appreciated!
Sounds to me like they screen imei numbers on their network, it is possible to change ur imei but it is illegal.
i could be wrong about this, i'm not familiar with '3' but we will not be discussing the topic of changing imei numbers. If i see anything about it i will close the thread and send some people's account on vacation.
I'm not interested in changing the IMEI for obvious reasons, but trying to find out if there's another way around it.
when the first time you buy your kaiser, does your 3 works?
if you are using custom ROM now, just try go back to original ROM,.
Or try your SIMCard to another phone, to check wheter its the simcard problem,.
i am waiting for your report,.
EDIT: Have you try THIS ?
Thanks for your response.
It is originally a Vodafone v1615 (KAIS 130), now just over a year old. I have unlocked it using KaiserUnlocker.
Everything on it was working absolutely fine (phone, web, skype etc.) for 10 days, both with an official ROM and the 15+ custom one's I have tested.
To find out if it was 3 blocking my phone I tested:
1. If my 3 SIM works fine in a genuine 3 phone.
2. If another 3 SIM would work in my phone.
That all works fine, so, it must be 3 blocking my phone on their network.
I have reverted back to an official ROM as well as SPL, but still no joy....
oldnewboy said:
Thanks for your response.
It is originally a Vodafone v1615 (KAIS 130), now just over a year old. I have unlocked it using KaiserUnlocker.
Everything on it was working absolutely fine (phone, web, skype etc.) for 10 days, both with an official ROM and the 15+ custom one's I have tested.
To find out if it was 3 blocking my phone I tested:
1. If my 3 SIM works fine in a genuine 3 phone.
2. If another 3 SIM would work in my phone.
That all works fine, so, it must be 3 blocking my phone on their network.
I have reverted back to an official ROM as well as SPL, but still no joy....
Click to expand...
Click to collapse
Complain to 3 customer service?
I think (although I may be wrong) that your contract with 3 doesn't forbid you from using the SIM card in another device, so they have no right to block that device/SIM combination.
I have already spent the best part of an hour discussing this with their "customer service" department, but they are relentless. They say that their SIMs are only guaranteed to work on phones supplied by 3.
if you get desperate you may try the "hardware" unlock sim card. They are an actual sim card that you put in your phone.
Thanks for your suggestion! I didn't even know they existed......

[Q] Help! No Service / Can't search for networks!

Oh boy. I've done something ..interesting.. to my new nexus s. Could you guys help me?
Okay, So I've been running miui for about a month now, and today I decided I will try the oxygen rom, along with a new radio (K3B). I flashed the radio over miui and all was fine.
Next I wiped and installed oxygen. No service. I couldn't even view available networks. I had a play around with the service menu (*#*#4636#*#*) and changed regions etc, but no luck.
The next thing I did was to try and revert to stock, by following the unlockrs guide (http://theunlockr.com/2011/01/20/how-to-unroot-the-nexus-s/). This seemed strange to me, as it was only a nandroid backup. Now I'm on 'stock' with no cell radio and a small wifi only tablet.
So, my real question is, can I fastboot or ODIN back to complete stock (radio, system, recovery, etc) or are there any other fixes for this problem?
Thanks! I'm desperate :S
Which Nexus S you got? Which ROMs you flashed exactly? Which radio did you flash, never heared of KB3b?
I'd assume you have a i9020T (since you used the GRH78 nandroid backup)? Then you could use the ROM in my sig to flash back to stock.
However, I never flash any nandroid backup that isn't my own, especially if they are crossing release numbers, eg 2.3.5 to 2.3.3.
I have the i9020T, flahsed the XXKB3 Radio (see here: http://forum.xda-developers.com/showthread.php?t=1116884).
I don't think flashing back to stock helps too much
Go here and get yourself a flashable full ROM for the i9020t, it will include a fitting radio (and a stock recovery). Remember to wipe everything before installing the ROM via cwm recovery. I'd also format stuff in "Mount and storage" (except sdcard for obvious reasons ).
Tried that. No success. I also used ODIN to revert to stock again. No success. Tried all the radios available for i9020t, none of them work.
My IMEI is intact still, my baseband /should/ be working, I really don't see anything more I can do except assume its a hardware issue. I'll give samsung a call now and see what I can do. Thanks for your help.
Maybe your carrier banned your IMEI for w/e reason.
Sent from my Nexus S using XDA App
I've tried multiple sim cards, and even if my carrier did block me (why would they do that?) I would still be able to at least view other network operators (and mine) in the Mobile networks menu.
Well multiple sim cards NOT working in your device could mean your IMEI is banned. Carriers block IMEIs for several reasons, stolen phones, contract abuse, carrier crossing, unpaid bills, etc etc.
Contact them and ask. If they didn't block anything you're still one step closer to solving the problem, next step exchange the SIM card, final step would be to contact Samsung and have them check for faulty hardware.
I'm starting to think thats the case.. My original sim card is dead and won't work in other phones now.
What I really don't understand is why they would blacklist me. I've been with my carrier for two years, since they started up. I'm a prepaid customer, so no unpaid bills. My phone is brand new, purchased it at Best Buy in the US four weeks ago
Maybe they were mistaken? I'll call them later in the day.
Ugh. I talked to my service provider, they said they couldn't do anything and were very unsure. They handed me over to samsung, who were unbelievably unhelpful and told me to turn my phone off and on, and that they couldn't do anything more. Just sent an email to my service provider hoping I get someone more 'higher up' who can deal with it.

Phone wont register on network!! Need Help!!

Hello guys!
I love this phone, but i am having problems getting it to function properly here in Sweden. It was originally bought on a contract and simlocked to Tre (carrier). I bought the phone second hand from swedish ebay (much cheaper than brand new) with the intention of unlocking it and using with my carrier (Telenor).
Tre would not unlock the phone for me (have to see out 24 month contract) so i unlocked it myself using the services of unlockscope.com. The process was successful, and the phone no longer asks for a network unlock code when using previously locked sim.
The problems start now.. It just refuses to register on the network! If i switch the phone off, insert sim and start, then i get a brief flash of the carrier name in top left corner (2 seconds), and then it goes back to saying emergency calls only.
I cannot register manually, i have tried hundreds of times, even though the carrier appears in the list. The apn settings are also correct for my carrier.
I have also contacted my carrier and they dont understand the problem. I even had them run a check on the imei to see if it was blocked on their network (possible stolen phone) but it came back negative, no blocking whatsoever!
The weirdest thing is that it works when using my brothers Tele2 sim card! The phone registers in seconds and displays a nice 4g symbol next to the signal indicator! A thing to note is that this Tele2 nano sim fits very nicely in the tray and stays in place, whereas my telenor sim is extremely loose and falls out, though i have tried taping my sim in place with no success.
Can anybody relate to this problem or think of a possible cause? I dont know what to try anymore! I'm thinking that there must be something wrong with the phone, but then why does Tele2 work perfectly??!!
Sorry for the long post! I appreciate any help offered!
vinnibinni said:
Hello guys!
I love this phone, but i am having problems getting it to function properly here in Sweden. It was originally bought on a contract and simlocked to Tre (carrier). I bought the phone second hand from swedish ebay (much cheaper than brand new) with the intention of unlocking it and using with my carrier (Telenor).
Tre would not unlock the phone for me (have to see out 24 month contract) so i unlocked it myself using the services of unlockscope.com. The process was successful, and the phone no longer asks for a network unlock code when using previously locked sim.
The problems start now.. It just refuses to register on the network! If i switch the phone off, insert sim and start, then i get a brief flash of the carrier name in top left corner (2 seconds), and then it goes back to saying emergency calls only.
I cannot register manually, i have tried hundreds of times, even though the carrier appears in the list. The apn settings are also correct for my carrier.
I have also contacted my carrier and they dont understand the problem. I even had them run a check on the imei to see if it was blocked on their network (possible stolen phone) but it came back negative, no blocking whatsoever!
The weirdest thing is that it works when using my brothers Tele2 sim card! The phone registers in seconds and displays a nice 4g symbol next to the signal indicator! A thing to note is that this Tele2 nano sim fits very nicely in the tray and stays in place, whereas my telenor sim is extremely loose and falls out, though i have tried taping my sim in place with no success.
Can anybody relate to this problem or think of a possible cause? I dont know what to try anymore! I'm thinking that there must be something wrong with the phone, but then why does Tele2 work perfectly??!!
Sorry for the long post! I appreciate any help offered!
Click to expand...
Click to collapse
Hi mate
Maybe is the sim card......did you try your card in your brothers phone??
MAX 404 said:
Hi mate
Maybe is the sim card......did you try your card in your brothers phone??
Click to expand...
Click to collapse
Hello
Already tried that and it works fine I also recieved a new sim from my carrier and that works fine in other phones but not in my S7
vinnibinni said:
Hello
Already tried that and it works fine I also recieved a new sim from my carrier and that works fine in other phones but not in my S7
Click to expand...
Click to collapse
Hi
This is getting weird , did you try to do a factory reset from recovery also wipe cache and if that do not work you could also try to flash the firmware of the phone again ( odin)
http://forum.xda-developers.com/galaxy-s7/how-to/official-stock-firmware-update-odin-t3369431
Just in case is some odd firmware problem , back up everything important first...just in case
MAX 404 said:
Hi
This is getting weird , did you try to do a factory reset from recovery also wipe cache and if that do not work you could also try to flash the firmware of the phone again ( odin)
http://forum.xda-developers.com/galaxy-s7/how-to/official-stock-firmware-update-odin-t3369431
Just in case is some odd firmware problem , back up everything important first...just in case
Click to expand...
Click to collapse
I have already tried flashing with stock swedish firmware using odin (G930FXXU1APEQ_G930FVDS1APF1_VDS) but same problem persists.. One weird thing to note though is that even though i do a clean flash with unbranded swedish rom, the phone installs some carrier specific apps from the original carrier the phone was simlocked to upon first boot. How can that be??
Maybe its worth trying an international version?
Thanks for the suggestions
vinnibinni said:
I have already tried flashing with stock swedish firmware using odin (G930FXXU1APEQ_G930FVDS1APF1_VDS) but same problem persists.. One weird thing to note though is that even though i do a clean flash with unbranded swedish rom, the phone installs some carrier specific apps from the original carrier the phone was simlocked to upon first boot. How can that be??
Maybe its worth trying an international version?
Thanks for the suggestions
Click to expand...
Click to collapse
That is odd , yes try a totally different rom just to see how it turns out , even from another country it should not make any difference for the phone and connect easily to a network.
check this thread also
http://forum.xda-developers.com/s7-edge/how-to/guide-how-to-fix-check-drk-imei-issues-t3379516
EFS is a very important partition , is where the modem information is.......maybe?
MAX 404 said:
That is odd , yes try a totally different rom just to see how it turns out , even from another country it should not make any difference for the phone and connect easily to a network.
check this thread also
http://forum.xda-developers.com/s7-edge/how-to/guide-how-to-fix-check-drk-imei-issues-t3379516
EFS is a very important partition , is where the modem information is.......maybe?
Click to expand...
Click to collapse
I will try with an international firmware and see if there is any difference.. if not i will follow that guide on efs partition in case that is corrupt.. This is so frustrating!!!
Is it at all possible that a very loose fitting sim could be the problem? As the simcard of the carrier that works fits very snugly in the sim tray.
vinnibinni said:
I will try with an international firmware and see if there is any difference.. if not i will follow that guide on efs partition in case that is corrupt.. This is so frustrating!!!
Is it at all possible that a very loose fitting sim could be the problem? As the simcard of the carrier that works fits very snugly in the sim tray.
Click to expand...
Click to collapse
I get you mate........sim problem, yes very possible !!!!
MAX 404 said:
I get you mate........sim problem, yes very possible !!!!
Click to expand...
Click to collapse
I have now found out that the phone is stolen!!! So that explains everything. I dont know why the carrier couldnt see that the first time they checked, would have saved me days of frustration!!
It has been reported to the police here in sweden, so hopefully they will find who is responsible and i can get my money back!
Thanks for the help guys, very much appreciated even though it was an impossible case to crack!
vinnibinni said:
I have now found out that the phone is stolen!!! So that explains everything. I dont know why the carrier couldnt see that the first time they checked, would have saved me days of frustration!!
It has been reported to the police here in sweden, so hopefully they will find who is responsible and i can get my money back!
Thanks for the help guys, very much appreciated even though it was an impossible case to crack!
Click to expand...
Click to collapse
so sorry mate
you cant trust anyone........very sad
thanks for letting us know
vinnibinni said:
I have now found out that the phone is stolen!!! So that explains everything. I dont know why the carrier couldnt see that the first time they checked, would have saved me days of frustration!!
It has been reported to the police here in sweden, so hopefully they will find who is responsible and i can get my money back!
Thanks for the help guys, very much appreciated even though it was an impossible case to crack!
Click to expand...
Click to collapse
Oh no. Have the police found out the thieves? I think my phone may be stolen too because I have the exact same problem.

SM-G930F "Not registered on network" after updating ROM

Hi all,
Phone was working fine but after upgrading to Android 7 I'm unable to place calls. it says "Emergency calls only" and when I try to place a call I get " Not registered on network".
- Phone was working fine prior to upgrade
- Tried different ROMs and got same result
- Tried another SIM card. Same problem.
- Used my SIM on another phone. Works fine
I read somewhere that this has something to do with the modem certificate and that the only way to fix the problem is by getting a Z3X or Octoplus box to connect to the phone.
Can anyone shed some light on this? I've been messing around with it for the last couple of days but still no luck...
Thanks in advance!
IMEI blocked, phone reported stolen, lost or contract not paid
*Detection* said:
IMEI blocked, phone reported stolen, lost or contract not paid
Click to expand...
Click to collapse
I don't think it's like that. It may be, but it's not sure.
If OP said that phone was working properly before the update, I think that his EFS partition's got messed up.
If you have a total TWRP backup or an EFS backup, try to restore it.
If you still have no luck, your only option is Octoplus Box or such things.
Second hand phone right?
Mine is second hand phone, as well. 930S. Have had the same issue when I've flashed to 8+ ROM, and moving from no cell coverage area and then back into cell service area. I'm able to to a service search and it will find the towers and upon selection will connect back up.
If I flash to a different ROM, about same issue. As long as I remain in service area does fine. Skip out of the area and I may have to re-search.
I'v flashed different CSC's, no change really, except when I flash an AT&T CSC, then it seems to stay locked on a bit better, though with AT&T CSC I am unable to enter phone codes, so I went back to 'stock' (Korean phone Chinese regions). Stock has no CSC directory present in the root/system directory, which is interesting. I leave the Chinese regions unchecked and the phone finds local towers, US west coast, AT&T networks, T-Mobile, etc, just fine, overall. It's just on very weak signal or no signal that I may occasionally have to do a re-search when I'm back in a coverage area.
Your's sound much more a PITA.

SIM card not allowed after coming back from Japan

Hello guys,
Im coming at you for a question which I can't have any answer.
I bought a Note10 Plus in October to somebody on the web, the phone was brand new (on its original sealing and packaging) and working perfectly. I was first on Three network, the phone worked, then I switch on GoMo, working perfectly too. On the 10th of November I traveled to Japan with a local sim card (Docomo) and same, all working. But yesterday, I came back to Ireland where I live, and still as of today, the phone show me 'SIM 2 not allowed'.
The phone is unlocked, I've checked with the Samsung support and they confirmed it (but didn't bring me helpful troubleshooting steps). I've contacted my carrier too who said that there is no issue on my account, and they will send me a new sim card too.
I'm not expecting it to work though, as the SIM card is working on the iPhone X of my gf, and her sim card is not working on my phone too. So it's only on my Note 10+.
I've tried to remove the sim and reinsert it, restart it, reset network settings, check the date and time, nothing to do, all go to the same error.
After making research, I tried to check some IMEI Blacklist check websites, but I don't trust them as I don't know where these infos comes from, but one catch my attention because it told me that the phone was blacklisted : https://www.imeipro.info/
All the others says that the phone is clean. Again, that's why I don't really trust it, and my carrier didn't mention any block. I'm still curious why my phone appear as blacklisted so I send them an email to try to know more.
I receive signal too, but can't send/receive calls or text, and I don't have access to data neither.
So now I have my phone with no any SIM working, and I don;t know what to try to get my phone working again.
I think I've explained all I did today, I don't know what to do more, I don't have any idea of what's going on with the phone, that's why I need your light to see if you can help me to find a way.
Thank you guys, I hope to hear from you soon!
From the sounds of it, it sounds like it's been blacklisted, that's my guess. Do you get any message when you insert the sim? I had a similar thing happen to me, turned out the guy I bought the phone off on Ebay didn't pay he's bill and phone wouldn't text or make calls anymore. O2 was the company that barred the phone, and they couldn't help me even though I had proof I'd purchased the phone from the guy, only he could sort it out as it was he's account. Anyway thankfully PayPal came to my rescue, they just needed proof it was blacklisted, carphonewarehouse did a check and printed out the results for me thankfully as I knew the guy that worked there. I got a refund and promised myself I'd never buy a phone off Ebay from a personal seller, if its a business account then maybe. Awful experience though. I hope you get this sorted.
I'm guessing you've never rooted the phone or flashed it as that can sometimes delete the efs folder which causes the phone to have no imei.
Thanks for your answer !
No usually I root all my phones but this time I wanted to keep it as normal, because tthe phone looks like there's nothing more to improve to me (except a little bbit the camera when the light is low..)
I didn't knew that it could cause such things ! I should have done that
Honestly that was the first time I bought the phone to somebody, and more of that, the phone was sealed on the original plastic with the label ''eu sim card only''. So I was trusting it, even if I know, that doesn't mean it's safe behind that.
Since I've posted the message, I contacted few carriers, like mine GoMo, and they dont know anything about the blacklisting (I was surprised) then I contacted Three, they told me that the device does not belomg to the; so they can't check.
I tried Eir, and they refused to give me infos for data protections, which I think is stupid because the phone is not a personal information who could reveal an identity but anyway. I didn't though about Carephonewarehouse, I will visit them because it seems like this is the best idea.
The weird thing to me is still that it didnt worked suddenly... I was in the flight and this is when I came back that it didn't worked. Well, maybe that was a bad hazard.
Something I've discovered yesterday more of that is when I have this issue, turning off the 4G and only allowing 3G/2G will allow me to use the data. Still no phone or text, but the phone is detecting the H+ signal and I'm free to go on the web.
Yes for your question, the issue happened instantly when I insert the card on the SIM1 with the error SIM not allowed, the SIM 2 slot works perfectly, that's what I'm using for the moment but I can't use any SD card at the same time, so it bother me. :/
Thanks for sharing your experience, then I know a little bit fore of what to do. I wanted to go to the police but I don't want to spend 2 hours there. Maybe I'll think of it as a last resort...
https://www.google.com/amp/s/forum.xda-developers.com/s10-plus/help/sim-1-allowed-t3945371/amp/
I just came from Japan as well I had the same problem but with my Sony Xperia 1.
I bought it from the states and I took vacation to Japan and used their sim card.
When I came back here in Florida I switched back to my at&t sim card I couldn't make calls or texts only data works for some reason I tried everything I used sim card on other phones (sim card is fine)
I tried everything, nothing worked !
I factory reset the phone and it worked, fixed the problem (it's strange because I used Galaxy s8 also with that sim card and it's working fine)
My Sony Xperia 1 had similar problem to yours
I don't know if this will help you to be honest but I had kinda same problem.
Hope you solved you issue.
jadaress1 said:
https://www.google.com/amp/s/forum.xda-developers.com/s10-plus/help/sim-1-allowed-t3945371/amp/
Click to expand...
Click to collapse
Thank you, but unfortunately the phone has been bought from someone as I said, and the suggestion there doesn't help :/
cali1986 said:
I just came from Japan as well I had the same problem but with my Sony Xperia 1.
I bought it from the states and I took vacation to Japan and used their sim card.
When I came back here in Florida I switched back to my at&t sim card I couldn't make calls or texts only data works for some reason I tried everything I used sim card on other phones (sim card is fine)
I tried everything, nothing worked !
I factory reset the phone and it worked, fixed the problem (it's strange because I used Galaxy s8 also with that sim card and it's working fine)
My Sony Xperia 1 had similar problem to yours
I don't know if this will help you to be honest but I had kinda same problem.
Hope you solved you issue.
Click to expand...
Click to collapse
Thank you for that, I've tried this yesterday after a backup, I used the sim card with the phone completly as new (well, I've restored it from the settings, so I don't know if it was the good way) and it didn't worked.
I think I will try carephone warehouse as jadaress1 requested, it might give me lot of infos there. Im also starting thinking that the phone is carrier blocked, but I can't see any reason why the phone was new and already unlocked so I don't see any reasons...
I'll let you know

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