Both Slots of my dual sim s6 got locked ! - Galaxy S6 Q&A, Help & Troubleshooting

i have a Globe dual sim s6 and both sim card slots got locked
it has signal but it says "Emergency call only" and obviously i can not make a phone call or send and receive message.
it was ok before and both sim got locked one by one
and also i flashed custom kernels and roms but no luck
Please Help !

Did you buy used?

did you flash proper modem for your network carrier?

i bought it brand new
and it happened by itself . not after flashing roms or kernels .
one day it was ok and suddenly this problem happened

Is your baseband up to date as well as the modem?

should i download and flash modem separately from rom ?
is not flashing rom enough ?

Related

[Q] Moto G xt1032 with SIM slot not working on GSM networks

Hi guys. I recently got a Moto G and i knew sim card was not detected by network. Phone it detects it,even apn's. Problem is,it says on operators selection that my sim cant register on the network. My primary phone is a M7 in wich i use my sim just fine.
Also,it is possible to be a cdma phone,but why it has a sim slot and model number as international version? Anyway,in settings it says something about a baseband and not about radio version. Also my htc has baseband version not radio version and it works on gsm.
Anyway,is it possible to flash only modems(radios) on this phone w/o risking of bricking it? I wanna flash GB radios.
And i kinda dont know the whole process since i never had to do it on any of my phones. I would be very thankfull if someone can put me in the right direction with this. Thanks!
Edit : i forgot to mention. I am on cm 12.1 unlocked with latest bootloader.
You should flash stock ROM and try. Sometime CM ROM not work.

Newer SIM cards not detected in Android 2.3.6

Hello everyone, have a nice day and best wishes for the new year! :highfive:
This is my sister's phone, a Samsung Ace S5839i with stock Gingerbread 2.3.6 as second phone with Vodafone carrier. Years ago it was unlocked and rooted at a phone shop and everything was fine. At some point, she issued that the phone stopped connecting and wouldn't work with Vodafone, but strangely it works with other carriers.
So now I have the phone with me, I have tested older Vodafone sim cards and they work fine, tested other carrier sims and they work. I have tested 2 new Vodafone sim cards (mine and my sister's, which are both new and work on other phones) and both fail. The phone boots and doesn't ask the pin code. There is the icon in the statusbar with the sim card and an exclamation mark like there is no card. The radio signal is ok, IMEI is ok, it says "Insert SIM card" when I try to enter the Network Operators in settings menu.
I have downloaded a stock rom with newer PDA and modem versions and flashed them with Odin, but no luck, everything is still the same (except the flash counter...). I wonder if searching and flashing even a newer modem would solve the issue. Or would a newer Android version if there is. :silly:
It looks that this is a Vodafone related issue with the new cards, but all they say is that the sim is operative and won't help.

Guys i need help cannot make calls

hello guys I need help I have s8+ exynos sg955fd rooted and I ws using custom rom on it . its a dual sim ver day before yestd I was trying with Verizon sim to work on it and now my phone is not able to make any calls , I have tmobile sim as I dial it just goes back to dail screen .
I do see I have service signal and its registered to network but not able to make calls , plzz help thanks.
sunny777 said:
hello guys I need help I have s8+ exynos sg955fd rooted and I ws using custom rom on it . its a dual sim ver day before yestd I was trying with Verizon sim to work on it and now my phone is not able to make any calls , I have tmobile sim as I dial it just goes back to dail screen .
I do see I have service signal and its registered to network but not able to make calls , plzz help thanks.
Click to expand...
Click to collapse
Flash original samsung rom for you device
TheDogg07 said:
Flash original samsung rom for you device
Click to expand...
Click to collapse
I tried tht i flashed stock rom still no luck , it looks like its not registering the sim to network , i did goto mbile network and selected manualy the network but still no go, i really dont which file got messed up with 2 sims inside .
Check under status, does it show your IMEI or does it say unknown

930FD Dual Sim Network Lock

Hi, my phone is currently locked to carrier smart. Before flashing my first rom, as long as I had 1 smart sim card on any sim slot, the other one can read any other carrier. After flashing rom, if I insert 1 smart sim and another one from a different carrier, I get the network lock notification. It works fine though if I just use 1 smart sim only, or smart sim for both sim slots.
Any ideas on how to revert this? Or are there any unlocking apps I can try for free? Thanks!
Got that same phone few days ago, and as far as my knowledge goes the F and FD version shouldn't be network locked as they ship world wide (international model with exynos chip). From what you saying, its after you flashed the ROM you got the second card locked, so my first question would be what ROM have you installed ? and can you link me to it. 2nd idea or question.. Did you flash the FD ROM or the F one? the F is a single sim version, it does have the second slot in there actually but its disabled or locked, so it might be that the 2nd slot is disabled or something. 3rd, have you tried other ROMs ? or even stock firmware, you can confirm if the ROM is the issue.
And my advice is to not try the apps, most of them are either outdated that only work with exploits in old android versions, or a complete scam. Waiting for your reply.
Hi Salazar, thanks for answering! I already forgot what rom it was - that was about 6 months ago. I remember then I had a backup of my EFS and baseband using TWRP. I remember restoring those when I first encountered the problem - that's how I got my 2nd sim slot working again. Problem is I've already lost that backup, and when i reformatted my phone yesterday, the 2nd sim slot wouldnt work anymore. Just tried flashing a number of custom and stock roms earlier today - problem still persists. If you happen to have the same device (G930FD) - mind sharing your TWRP backup for baseband and EFS?

S8+ sim card detected but not working after flashing custom ROM.

Hi ,
I recently flashed my Galaxy S8+ with Hades ROM which is a ONE UI based ROM .
Everything works fine but sim card is not getting any signal or just shows " not registered on network" sometimes.
But it do work sometimes when connected to WiFi n when WiFi calling is enabled , but I can't use my mobile data or calls from my carrier network.
THE PHONE BASICALLY HAS FEW ISSUES BEFORE FLASHING NEW ROM .
1 ) It was bought from UAE and it was already rooted when I got it .
2) Attempt to flash stock ROM failed everytime cz the SIM card was not detected even when it was in stock ROM itself.
3) so many try with different versions of Odin and different versions of Stock firmware , it did not work .
Please give me some fix .
(NOTE) : SIM card is working very fine but the issue is with the phone itself.
What is so "secret" about this topic, that no one of the experts likes to talk abaout it and help us out? So many have this problem. Even though for those like me who have a stock backup auf EFS and Baseband. If somebody would be so kind to send a pn with further hints would be very kindful. Thanks a lot folks.
I had the same problem after flashing the stock ROM, but i just can't find help with this problem.
I gave up and bought a new phone.

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