i have ale-21, was branded vodafone single sim b525. i unlocked bootloader, flashed twrp and tried to enable dual sim. first i wiped everything and formated with twrp, then flashed with fastboot b052, and couldn't get rid of balong. the first problem was no sim card was detected. then i tried flashing 132 single sim, which worked with no balong, but still no sim card detected. now i tried flashing b133, but im stuck with balong bug and no sim card. what could i flash or do to regain sim card and whatever firmware works?
yeah thats normal. downgrade on B054 and update through ota. it will be fixed after official ota update. then apply the official MM
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Here's my problem
Received brand new LG G2 F320S Korean variant. Have previously had Sony phones with unlocked bootloaders. Assumed LG would be the same.
Hated stock rom so rooted using ioroot, flashed TWRP and installed G3 port ROM
Inserted SIM card but phone wouldn't detect
Reflashed baseband thinking that would help, no luck.
Decided to revert to stock
Flashed the 4.2.2 KDZ - I was dumb and didn't notice it was 4.2 not 4.4
Still no sim card detected
Flashed 4.4.2 KDZ
Rooted and recovery now.
Still no SIM card detected.
The SIM itself is fine and I've tried another SIM with same problem.
The IMEI is showing up correct. Could I have killed the EFS partition when installing custom ROM? Would that mess with the SIM card detection?
Help please. Much appreciated
Silverdace said:
Here's my problem
Received brand new LG G2 F320S Korean variant. Have previously had Sony phones with unlocked bootloaders. Assumed LG would be the same.
Hated stock rom so rooted using ioroot, flashed TWRP and installed G3 port ROM
Inserted SIM card but phone wouldn't detect
Reflashed baseband thinking that would help, no luck.
Decided to revert to stock
Flashed the 4.2.2 KDZ - I was dumb and didn't notice it was 4.2 not 4.4
Still no sim card detected
Flashed 4.4.2 KDZ
Rooted and recovery now.
Still no SIM card detected.
The SIM itself is fine and I've tried another SIM with same problem.
The IMEI is showing up correct. Could I have killed the EFS partition when installing custom ROM? Would that mess with the SIM card detection?
Help please. Much appreciated
Click to expand...
Click to collapse
Any solusion forthis problem,i have the same problem
Hi, Installed a custom rom but it didn't detect my sim so i flashed a 6.0 EU modem but i forgot to backup... I tried installing other ROMS but no sim on either of them which has worked before. So i flashed the out of the box stock firmware through adb and reset everything but no sim detection on stock either... How do i get my connection back?
I'm used Lenovo a6k plus. When I flashed Lenovo rooted stock rom( deodexed) the sim card not detected it say sim card not ready. Then I flashed other custom ROM but same problem occurs. I'm very feared what can I do plz help me how can I fixed this. I'm try many other custom Roms but result will same. Plz help me.
I have solution
Bro first of all test those sim cards in another mobile , if they were fine then you have two remove both sim cards from your device and then reboot to recovery and flash stock rom (if you have kk based rom installled then flash only kk based pure official stock rom only or if you have lollipop/marshmallow /naughat based rom installed then you have to flash only stock pure official lolipop rom ) . For flashing stock lolipop rom first extract that package and move system.zip and another country named file which one you want i recommend you to use your own country file , after that flash only these to system.zip and country zip via recovery first flash system.zip and then country zip and then super su . And after flashing stock rom don't forget to flash your twrp recovery ( for example- for stock kitkat flash kitkat based twrp.img and for stock lolipop flash lolipop based twrp.img and then flash any supersu.zip file ) remember the step of flashing twrp recovery again before rebooting otherwise you will permanently loose your twrp and root access .This simcard error comes from persist partition (you can easily see this option during mounting any file system in twrp recovery) . I am damn sure that you accidentally wiped this partition , but don't worry if this is not a hardware related problem you can easily make your device to work properly with your sims, Another tip please flash those stock roms without sim cards and don't insert sim cards until your phone turns on for first time after that you will switch off your phone and insert sims. Wolla you got your sim connection back. I am again saying flash stock rom only without any sim . If these steps dont work contact me via WhatsApp - +91 9205097520 or simply reply me on xda or mail me at [email protected] . I hope you understand the steps :good: .
And don't forget to tell me about your device problem.
sometimes the sim slot is loose for sims when we put in our micro-sim my Telenor PK works flawlessly on both slot 1&2 while i couldnt get my Jazz/Warid one to work and the solution was to add a piece of paper on the sim over slot 2 to get it read otherwise im sure your issue was resolved by the previous person who posted
Hello,
i unlocked my Bl, root phone and backuped TA. Everythings running fine in the past.
I didnt used it for a long time.
Now i updated firmeware with flashtool.
After this every simcard i put in the phone shows "locked, only emergency calls."
I tried:
Full wipe.
Flash different fw by flashtool
Last try i flashed latest stock fw by sony "Emma" (phone now doesnt start because of decrypt error.)
After this flash with flashtool, do root, backup TA.
Everything is Ok, but simcard is still locked.
What happens, all cards working in other phones.
Greetings Kullino
I've just installed the newest firmware for my J730F with the latest U5 bootloader.
The issue i'm having with it is that any custom ROM i install the SIM card is not being recognized.
Apparently Samsung has made bootloader downgrading impossible so i'm stuck with the stock ROM if i wanna have a working SIM.
Any solutions to this?
I also did the mistake and updated to the latest firmware now i am stuck. Tried to downgrade but ended up being failed. Can anyone help please?