[Q] 9505 modem on i337 - AT&T Samsung Galaxy S 4 Q&A, Help & Troubleshootin

Will there be a good man that's just might explain why modems from international model 9505 will not work on i337?
I think it's becuase of locked bootloader. What is the relation between the modem and the bootloader?
The reason why I ask this is that I can install the new versions of kernel and ROMS thanks to LOKI patch. But I can not update the modem. In addition, I use the phone in Europe.
Is it possible to create patch like LOKI but for modems.
Sorry for stupid question.

svs57 said:
Will there be a good man that's just might explain why modems from international model 9505 will not work on i337?
I think it's becuase of locked bootloader. What is the relation between the modem and the bootloader?
The reason why I ask this is that I can install the new versions of kernel and ROMS thanks to LOKI patch. But I can not update the modem. In addition, I use the phone in Europe.
Is it possible to create patch like LOKI but for modems.
Sorry for stupid question.
Click to expand...
Click to collapse
First I cannot say WHY we cannot/can use the international modems, but they haven't worked since my S1 Captivate days. S2,S3 could not use the international modems. On my S2 I was able to make and flash international modems but voice would not work. I could make a call and hear the other person but they couldn't hear me.
Next question are you saying you CANNOT flash the i337 modems? If so how are you trying to flash them? In cwm/twrp? Or with Odin? Or How? What firmware do you have on your phone?
If you have the MDL/mdb firmware and have cwm/twrp you CAN get flashable in recovery modems. On my i337 I can flash the mdb/MDL/and mf3 modems with no issues.
Sent From My Spiderman Themed I337

RockRatt said:
First I cannot say WHY we cannot/can use the international modems, but they haven't worked since my S1 Captivate days. S2,S3 could not use the international modems. On my S2 I was able to make and flash international modems but voice would not work. I could make a call and hear the other person but they couldn't hear me.
Next question are you saying you CANNOT flash the i337 modems? If so how are you trying to flash them? In cwm/twrp? Or with Odin? Or How? What firmware do you have on your phone?
If you have the MDL/mdb firmware and have cwm/twrp you CAN get flashable in recovery modems. On my i337 I can flash the mdb/MDL/and mf3 modems with no issues.
Sent From My Spiderman Themed I337
Click to expand...
Click to collapse
I didn't write that I can't flash i337 modem. I just ask why impossible to flash 9505 modem on 337.
SGS4 SGH-I337 ROMmega 12 (ZHUDMI1), Kernel: KT, Modem: I337UCUAMDL AWS Unlocked

Probably because of the first part of what I wrote above. It MAY be possible to flash it but probable that it will not work correctly. Like I said above I was able to on my S1 Captivate. But on the S2 you would lose the mic it seemed when I flashed the international modem. But you could always try and see. Just get a flashable modem zip for the i337 and unzip it. Get a 9505 flashable modem and unzip it. Now copy the modem found inside the 9505 zip and put it into the i337 flashable zip and overwrite the current one. (Keep a full untouched zip of the i337 modem zip on your sdcard just in case).
Next rename the i337 flashable zip so you know which is which, then zip it back up. Copy it to your sdcard, go into recovery and flash it. Once it boots up test out making some calls and see if it works. If it doesn't work flash back the untouched i337 modem zip and make sure it is working.
Just in case I am in NO WAY responsible if ANYTHING happens to your phone. Just keep in mind flashing can cause bricks if things are not done properly.... Let us know what you find out.
Sent From My Spiderman Themed I337

Thank you RockRatt
I know how to flash modem. First of all I need stock recovery to flash modem. Mobile odin does'n support sgs4.
My question was why 9505 doen't work on i337.

Thank you RockRatt
I know how to flash modem. First of all I need stock recovery to flash modem. Mobile odin does'n support sgs4.
My question was why 9505 modem doesn't work on i337.

Related

[Q] Flashing i9505 ROM + Modem on SGH-i337?

Hi folks, I'm thinking about getting the SGH-I337 (AT&T version of the s4) which from what I've heard is identical to the i9505 but flashed with a different Modem and ROM. What I was wondering was if it was possible to flash the i9505 ROM + Modem onto the SGH-I337 and essentially "convert" it to the i9505. I was wondering if anyone had more details on the hardware and if there were any issues that I'm just not seeing. I see that the ROM is not an issue. More curious about the Modem. I would like to use the phone on LTE in the UK
I'm looking for a 32GB version of the i9505 and so far, the only option I have is the SGH-I337.
Any thoughts?
dilwaala said:
Hi folks, I'm thinking about getting the SGH-I337 (AT&T version of the s4) which from what I've heard is identical to the i9505 but flashed with a different Modem and ROM. What I was wondering was if it was possible to flash the i9505 ROM + Modem onto the SGH-I337 and essentially "convert" it to the i9505. I was wondering if anyone had more details on the hardware and if there were any issues that I'm just not seeing. I see that the ROM is not an issue. More curious about the Modem. I would like to use the phone on LTE in the UK
I'm looking for a 32GB version of the i9505 and so far, the only option I have is the SGH-I337.
Any thoughts?
Click to expand...
Click to collapse
Yes you can flash i9505 rom but not sure if you can flash i9505 modem. The way everybody is doing it, to insure ATT network compatibility, is to flash just the i9505 rom while keeping the ATT radio. By doing so, your device ID will switch to GT-I9505 and the SGH-I337 will be gone.
So from what I'm understanding he can flash the i9505 ROM which by he means stock firmware? So I can flash i9505 5.0.1 lollipop stock firmware on my i337? That's what I understood. Is it true?
The bootloader on the i337 may be locked so flashing the i9505 stock firmware onto the i337 may not be possible. I am just guessing here as I have the i337m which does not have a locked bootloader.
audit13 said:
The bootloader on the i337 may be locked so flashing the i9505 stock firmware onto the i337 may not be possible. I am just guessing here as I have the i337m which does not have a locked bootloader.
Click to expand...
Click to collapse
Mine is not locked, I bought it used and it was rooted already, so I installed twrp through flashify and I am using cm12. The reason I'm asking is because in sammobile there isn't any lollipop not even kitkat firmwares for my i337 model. So I wanted to know if flashing the i9505 kitkat/lollipop stock firmware on my device could be fine. If not, I can keep on using cm12.
Att never released a complete kk or LP rom. These were only available via ota updates which explains why they cannot be found on sammobile.com.
audit13 said:
Att never released a complete kk or LP rom. These were only available via ota updates which explains why they cannot be found on sammobile.com.
Click to expand...
Click to collapse
How could I update it then? I'll be stock in jellybean 4.2.2 because with no root I never received the ota update nor for kikat and not even lollipop.
The rom must be running a completely stock 4.2.2 rom, including stock recovery with no root, to install ota updates.
You could look in the general or development forum to see if anyone has made a flashable zip for the ota updates. The again, the ota updates may not work without an updated bootloader and modem which may mean locking the bootloader.

[Q] (Q)How to extract the modem from the S4?

Hi guys, I bought the s4 variant (i337m), i want to flash a rom of the i9505/i337m, but i want to keep the modem. I would like to extract the modem of my phone and convert that in a file that i can flash with odin or twrp/cwm.
Or maybe, remove the base band from the .zip (CWM) of the rom and then flash without the modem of the rom to keep my baseband.
PD. I'm from mexico, my carrier is telcel and the baseband i337MUMAMB2.
What can i do?
Another question,
How I can go back to the factory version with otas from my carrier?
Thanks.
Sorry for my bad english.

[Q] Omega v17 LTE Modems

Hello,
I have a question due to the LTE Modems for the Omega v17 Rom.
At the moment I´m running Omega v15 - XXUEMJ9, the Bootloader is still the old XXUBMGA, no Knox viod...
Since Omega v16 in the discription stand´s:
"**If you are having the old bootloader XXUB flash GSM_Modem_XXUEMJ5_and_LTE_Modem_XXUBMH1.tar file with odin by selecting phone.
**If you are having the new bootloader XXUD flash GSM_Modem_XXUEMJ5_and_LTE_Modem_XXUEMJ5.tar file with odin by selecting phone....
This step is necessary to be done correct because XXUEMJ5 LTE modem will break your sound on old Bootloader"
So my question is, now in v17, the Modems which released are XXUEMKF, when I want to Update to v17, could I flash the LTE Modem MKF or will it break my sound like the MJ5 Modem becouse I´m running the old Bootloader?
If this is so, I have to flash the GSM Modem XXUEMKF and for LTE I use still the MH1 Modem?
Thanks for any answers!!

after flash modem, it does not change

Hi
I have a I337m from telcel, when i got it i installed CyanogenMod 10.1 then update to 10.2, after that i saw my modem version is MDL so i decided to update to MF3, i got the zip file and flash it in CWM but when i check the baseband stills MDL, i reflash it and everything is ok but the baseband does not change, i have not try odin because i only have the zip file. any help?
Greettings
skaarax said:
Hi
I have a I337m from telcel, when i got it i installed CyanogenMod 10.1 then update to 10.2, after that i saw my modem version is MDL so i decided to update to MF3, i got the zip file and flash it in CWM but when i check the baseband stills MDL, i reflash it and everything is ok but the baseband does not change, i have not try odin because i only have the zip file. any help?
Greettings
Click to expand...
Click to collapse
Unless you really need to flash a modem because of bad reception you don't need to. It's not dependant on the firmware you are running
yes i have had some problems with the signal thats why i want to change the modem

Wifi and LTE doesn't work after flashing stock rom

My brother gave me S4 I9505. It is unlocked and it is from Denmark.
I experimented with several custom ROMS. In the end I wanted to come back to stock simply for S-view functionality. I flashed stock rom via Odin. I have wiped cache and data before and after flashing.
Wifi and LTE doesn't work anymore. I am using it on Koodo LTE network and it worked before on stock and custom ROMS.
Does it make a difference if I flash a different european firmware or does it have to be from Denmark?
What's the latest firmware and modem?
Actually is there any custom rom which has stock like Sview functionality, in that case I would avoid going all stock altogether.
Appreciate your time and help!!
The only ROMs with Samsung apps are custom TouchWiz ROMs and stock TouchWiz ROMs.
To see the latest firmware for your country, check sammobile.
I didn't think the 9505 supports Koodo/Telus mobile's LTE frequencies.
The latest firmware would be located at sammobile.com.
audit13 said:
I didn't think the 9505 supports Koodo/Telus mobile's LTE frequencies.
The latest firmware would be located at sammobile.com.
Click to expand...
Click to collapse
It actually does, well it did. Anyways how do I at least get the Wifi back? I flashed 4.4.2 and then tried to update to 5.0.1 but the Update comes back with the error stating that device has been modified.
My mistake, I was thinking about the i9500 and typed i9505.
Are you able to match the csc and pda to the rom from Sammobile.com?

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