Question SD Native call recording & CSC (without rooting)

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neophyte1983

Senior Member
Jul 8, 2011
696
125
No. The last one is "manufactured for" - can NOT be changed.

The FIRST ONE is ACTIVE CSC - features, restuction, branding apps are from the CSC that can be CHANGED ONLY. Your currect is EUX. If you have other apps (branding specific) you can only uninstall or dissable them.
Okay so i must live with DTM and later OTA
 

DaOldMan

Senior Member
Oct 6, 2010
3,648
5,908
Hello i have a S22 Ultra Exynos Europe Version.
My Software is EUX/-/EUX/DTM so DTM for German Telekom. Is it Possible to make the DTM to EUX to have a Branding Free Model?
It's in fact nor possible to change the last csc DTM but that doesn't matter one bit. It was possible to change the EUX country ISO. That is the reason you have EUX but the device is still locked to the branded country ISO you want to remove. It's not the last csc code (which just shows the original csc and is used for nothing else). They used to use the Aliance Shield app, but I understand it has now knox licence issues. Maybe check their telegram page for work around:


Cheers.
 

neophyte1983

Senior Member
Jul 8, 2011
696
125
It's in fact nor possible to change the last csc DTM but that doesn't matter one bit. It was possible to change the EUX country ISO. That is the reason you have EUX but the device is still locked to the branded country ISO you want to remove. It's not the last csc code (which just shows the original csc and is used for nothing else). They used to use the Aliance Shield app, but I understand it has now knox licence issues. Maybe check their telegram page for work around:


Cheers.
Na that is not my Problem. Because of the DTM i get delayed Updates when DTM release it. EUX get it earlier then me. I hope maybe in the Future it is possible to change DTM to EUX
 
Jul 22, 2010
6
0
Hello,

I am planning to change CSC on my A54 5G (SM-A546B EUX version) with SEK version via SamFW 4.x tool. My questions are:

1. By doing this my A546B model would be transformed to A546E. Is that right? Does this affect warranty and/or knox counter? And in the future, if I decide to return to my original EUX csc, this could be possible?

2. Do I have to download first the SEK (Ukraine) firmware before I start using the SamFW? or It will be automatically downloaded from within tool?

3. If I understood well, after this procedure I may lose CallerID option. So my phone will not be able to recognise who is calling anymore???

4. Currently my A546B wears PDA: A546BXXU1AWC4 and CSC: A546BOXM1AWC5 and hopefully after the modification (according to samfw.com downloads) i will have PDA: A546EXXU1AWC4 with CSC: A546EOXE1AWC4. Is it sure that I will not lose my data after this?

5. And the most important question... Does anyone tried this to the very new A54 5G ?

Thanks for your time and once again congradulation for this great thread.
 

Lifestoshort007

New member
Apr 2, 2023
1
0
Hi All,

This is a very informative thread, I have a quick question.
I am in the UK and have the following SAOMC_SM-908B_OXM_EUX_13_0135 EUX/-/EUX/EUX

I would like to enable the call recording but am not 100% which csc to change to, I would like to be able to continue using google pay and also have the samsung updates.

I am guessing the I can do this or are the EUX not possible?

Thanks in advance.
 

ChoSmile

Senior Member
Feb 9, 2011
212
162
Sofia
Hello,

I am planning to change CSC on my A54 5G (SM-A546B EUX version) with SEK version via SamFW 4.x tool. My questions are:

1. By doing this my A546B model would be transformed to A546E. Is that right? Does this affect warranty and/or knox counter? And in the future, if I decide to return to my original EUX csc, this could be possible?

2. Do I have to download first the SEK (Ukraine) firmware before I start using the SamFW? or It will be automatically downloaded from within tool?

3. If I understood well, after this procedure I may lose CallerID option. So my phone will not be able to recognise who is calling anymore???

4. Currently my A546B wears PDA: A546BXXU1AWC4 and CSC: A546BOXM1AWC5 and hopefully after the modification (according to samfw.com downloads) i will have PDA: A546EXXU1AWC4 with CSC: A546EOXE1AWC4. Is it sure that I will not lose my data after this?

5. And the most important question... Does anyone tried this to the very new A54 5G ?

Thanks for your time and once again congradulation for this great thread.
1. No x3
2. No
3. No
4. No
5. No

A54 SM-A546B (like A53 B model) do NOT have ANY CSC with internal Call Recording that can be switched to, so sorry, just save your time and do not try samfw or flash other firmwares.
For this model only rooted - if you find way, but Knox tripped, no warranty, no security apps, no bank apps, some games, no GPay, maybe hide root will be temporary delusion for some of the points.

If you want call recording try other 3rd party apps but if works recording will be noisy. Or change phone.
 

ChoSmile

Senior Member
Feb 9, 2011
212
162
Sofia
Hi All,

This is a very informative thread, I have a quick question.
I am in the UK and have the following SAOMC_SM-908B_OXM_EUX_13_0135 EUX/-/EUX/EUX

I would like to enable the call recording but am not 100% which csc to change to, I would like to be able to continue using google pay and also have the samsung updates.

I am guessing the I can do this or are the EUX not possible?

Thanks in advance.
Only SEK CSC for your model.
GPay will work, everything will be the same (like EUX), only new OTA will be when SEK release update.

P. P.
No Samsung Pay in SEK.
 
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Reactions: Lifestoshort007
Jul 22, 2010
6
0
1. No x3
2. No
3. No
4. No
5. No

A54 SM-A546B (like A53 B model) do NOT have ANY CSC with internal Call Recording that can be switched to, so sorry, just save your time and do not try samfw or flash other firmwares.
For this model only rooted - if you find way, but Knox tripped, no warranty, no security apps, no bank apps, some games, no GPay, maybe hide root will be temporary delusion for some of the points.

If you want call recording try other 3rd party apps but if works recording will be noisy. Or change phone.

Simply... you just killed me :cry:
 
Jul 22, 2010
6
0
1. No x3
2. No
3. No
4. No
5. No

A54 SM-A546B (like A53 B model) do NOT have ANY CSC with internal Call Recording that can be switched to, so sorry, just save your time and do not try samfw or flash other firmwares.
For this model only rooted - if you find way, but Knox tripped, no warranty, no security apps, no bank apps, some games, no GPay, maybe hide root will be temporary delusion for some of the points.

If you want call recording try other 3rd party apps but if works recording will be noisy. Or change phone.

Hello again,

Seems that A54 5G has Call recording option by some CSC. Please check this vides:

Call Recording Setting In Samsung Galaxy A54 5G...

Auto Call Recording In Samsung Galaxy A54 5G...

How to auto call recording in Samsung Galaxy A54 5G...

From the languange they speak they should be from India or so. Do you think that I have to try then?
 

ChoSmile

Senior Member
Feb 9, 2011
212
162
Sofia
Hello again,

Seems that A54 5G has Call recording option by some CSC. Please check this vides:

Call Recording Setting In Samsung Galaxy A54 5G...

Auto Call Recording In Samsung Galaxy A54 5G...

How to auto call recording in Samsung Galaxy A54 5G...

From the languange they speak they should be from India or so. Do you think that I have to try then?
These videos are for A54 5G - SM-A546E - (Asia model) .
As you said, you have A54 5G - SM-A546B - (Europe model).

Sorry, my mistake, All are Exynos models.
SM-A546V, SM-A546U, SM-A546U1, SM-A546B, SM-A546B/DS, SM-A546E, SM-A546E/DS, SM-A5460

But still can not change CSC / flash firmwares for different model.

The phones have different hardwares and different firmwares with different CSCs, can not be cross flashed.
 
Last edited:

mrukunuddin

New member
Apr 7, 2023
3
0
INS CSC, depends of EXACT model (last letter):
SM-S90*E - yes, OTA works
SM-S90*B - no, OTA not works, but manual works via ODIN with any B firwaware (EUX for example)
not possible for other models SM-S90*U, SM-S90*U1, SM-S90*N, SM-S90*0 - can not be changes


SEK CSC
SM-S90*B - yes, OTA works
not possible for other SM-S90* models


SamFW yes free
Samkey yes paid
Please help: I am using Samsung S21Fe Snapdragon edition and my service provider software version is SAOMC_SM-G990B_OXM_SKZ_13_0010 SKZ/SKZ. I am still confused to change to which CSC code. Kindly suggest me the code that I can change to for enabling call recording and which will also not hamper my normal phone update system.
 

mrukunuddin

New member
Apr 7, 2023
3
0
Hi to ALL
In a different section i ask question about csc with native call recording in Exynos edition.
This is the answer i get
Code:
BTB,BTE,EVR,MEO,MET,SFR,TSI,BKD,BOG,CAU,EUX,EUY,INS,MOB,MOT,MSR,NPL,O2C,PLS,PRT,SEK,SER,SIM,SKZ,SWC,TIM,TOP,VIP,CPW,WWA,WWC,WWD,ACR,AFG,AFR,DKR,ECT,EGY,FWD,ILO,ILP,KSA,LYS,MID,MWD,PAK,SLK,SRR,TUN,TUR,XFA,XFE,XFV,XSG

Among these Call recording available on following
BKD,EGY,ILO,INS,LYS,NPL,SEK,SLK,TUN
So there is a hope... when Samkey will support S22 eventually.
However the fact ,that Frija not funding any firmware yet is little disturbing.
we have to wait and see what the future will bring :) , hope les than 21 days.... so some of us can change mind and send it back.
I am using Samsung S21Fe Snapdragon edition and my service provider software version is SAOMC_SM-G990B_OXM_SKZ_13_0010 SKZ/SKZ. I am still confused to change to which CSC code. Kindly suggest me the code that I can change to for enabling call recording and which will also not hamper my normal phone update system.
 

ChoSmile

Senior Member
Feb 9, 2011
212
162
Sofia
Please help: I am using Samsung S21Fe Snapdragon edition and my service provider software version is SAOMC_SM-G990B_OXM_SKZ_13_0010 SKZ/SKZ. I am still confused to change to which CSC code. Kindly suggest me the code that I can change to for enabling call recording and which will also not hamper my normal phone update system.
For SM-G990B only SEK have Call Recording.
 
Hi all, after reading 36 pages of this thread, can i confirm that in a mobile with CSC of OYM with XAA/XAA,XAA/XAA, there is no possible way to enable native call recording? And waiting for any method in future is futile. Right? Unless rooted.
 
Last edited:

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  • 2
    thanks, tried but sadly it still sees my s22 as not certified;
    also the safetynet test fails on CTS profile match
    Samsung miss to authorised their ...WE1 in Google Play Protect. (Happens many times with a lot of devices. First time on my Note20 I write and call Samsung... until any understood and answer me the next firmware comes.)

    Options:
    Wait Samsung to release next firmware ...WEx (x>1) or ...WFx

    Downgrade via ODIN (AP, BL, CP, HOME_CSC) to ...WD3 (and turn of temporary OTA updates).

    P. S.
    Nothing other helps (delete, uninstall, even factory reset on this firmware), just firmware did not pass GPP. The chance Google to reauthiorize it is small than Samsung to push the next firmware.
    2
    did anyone else lost the ability to use google pay on their device ( SM-S908B/DS exynos, had changed last year CSC to SEK) after the update to S908BXXU4CWE1?

    more info: seems that it has only a few CSC available now and I get the message that the device doesn't meet security requirements and in google store the play protect certification says device not certified
    View attachment 5920841
    an update:

    after I updated google play store to the latest version( google play store->settings->about )
    1685749193501.png

    and also updated the google play system with the latest (wasn't available 2 days ago)
    (settings->about phone->software information-> google play sistem update)

    I have the phone now as certified with WE1 :D

    1685749410365.png
    1
    I tried to send via telegram original picture but unfortunately it compress it like whatsapp
    Because you didn't learn enough about telegram. In order not to compress it you need to sent as a file, then choose gallery and then the picture. Zero compression.
    1
    I'm from New Zealand and I got SM-S918B XNZ in my Samsung s23 ultra. which CSC should I change to enable the call recording ?
    INS, XXV, ILO, SEK, and not recommended at the mement THL

    But how is this possible? Samsung did so big mistake?

    I believe was in purpose
    to stop call recording....
    It's part of firmware. They just can remove. Someone miss to do part of procedure. Happens many times on many phones.
    1
    .? And if you switch to EUX?

    Is Google pay going to work?

    There was no need to switch the CSC. Overnight, an update came to Google services or Google Play. Everything works with same SEK CSC now.

    I have the phone now as certified with WE1 :D

    I can confirm that. Still on WE1 and SEK CSC. Google Pay is working from today again.
  • 9
    At the moment call recoring:
    S22 (SM-S901x), S22+ (SM-G906x) and S22 Ultra (SM-G908x)
    * is model 1, 6 or 8
    x is region (the region have several CSCs)

    SM-S90*B (europe) - Exynos - via Samkey (paid) to SEK, INS
    SM-S90*E (asia) - Snapdragon - via Samkey (paid) to XXV, THL, ILO (or via ODIN (free) flash to XID)
    SM-S90*U (us) - Snapdragon - no CSC with call recording
    SM-S90*U1 (us) - Snapdragon - no CSC with call recording
    SM-S90*W (canada) - Snapdragon - no CSC with call recording
    SM-S90*N (china) - Snapdragon - no CSC with call recording
    SM-S90*0 (korea) - Snapdragon - no CSC with call recording
    9
    For SM-S908E (SnapDragon):
    XID is SingleCSC and do not exist in MultiCSC, so can not be changed/switched by Samkey.
    The only option to change CSC to XID is flashing with ODIN. If flash with files: BL_, AP_, CP_ and HOME_CSC_ - it will not reset (with CSC_ instead of HOME_CSC_ phone will be factory reset)
    XID:
    - have call record,
    - do not have Samsung Pay (it have SPay but it is an Infonesian custom version with their local banks only, can not be changed with international SPay)
    - do not have internal spam, but can be used Hiya app (from PlayStore for any CSC)


    These CSC are from MultyCSC - all CSC are inside the firmware - and can be switched/chaged via Samkey at the moment (methods with local SIM, modded theme, Dialer code are fixed and not work long time ago, combination firmware works but no available files for current bootloaders)

    INS (India) have call record, SPay and and spam
    XXV (Vietnam) have call record, SPay, no int.spam but Hiya work
    THL have call record, spam, but SPay discontinued last year
    ILO have call record, other not sure (less updated, not every month, Jewish extra security)

    All CSC installs have specific bloatware apps (some can not be uninstalled but can be disabled via PC with adb or some package disabler via phpne)

    INS is better choice for E model.

    ---

    For SM-S908B (Exynos):
    Only SEK (Ukraine) via Samkey have Call recording, no SPay, no spam, but Hiya works

    ---

    For SM-S908 U, U1, W, N, 0 (SnapDragon):
    No know/available CSCs with call recording

    Using Samkey to chage CSC to one that not exist inside the exact same (U, U1, W, N, or 0) region of MultiCSC - do nothing, just lose one Samkey credit and CSC stays same.

    Flashing U, U1, W, N, 0 device via ODIN with E firmware is NOT possible because different models (even all are SnapDragon CPUs).
    9
    Bad news for people with S22 SM-S908B (Exynos) who used INS CSC (the one from E (snapdragon) model to have Call recorfing, anti-spam callerID and Samsung Pay.
    Until now we just make updates manually (BL, CP, AP, HOME_CSC) every month with any B FW (for example EUX) and were was up to date.

    BUT ....

    from version S908BXXU2AVH9 - Samsung removed the glitch ... so no more INS for B model ... CSC returns to EUX (or original CSC) and call recording, internal andti-spam callerID and Samsung Pay were gone.


    At the moment the ONLY working CSC with Call Recording is SEK (Ukraine).

    So with SEK (plus and minus):
    + Call recoeding works
    - no internal anti-spam callerID (Hiya as app can be used from playstore)
    - no SPay (the re is no working option at the meoment)
    + OTA firmware updates will work (via Setting menu).
    6
    They write on the web that it is not supported, but it is not true. I risked it and it works! So S22u is my daily from today.

    1. Turn on the developer mod
    2. Enable usb debugging
    3. buy credit on samkey (on the web or ebay)
    4. Install SamKEY CodeReader
    5. connect the phone to the PC
    6. turn on samKEY, log in and change CSC.

    1645435142483.png


    This operation didn't seem to reset my phone. But I can't guarantee it.


    screenshot of my CSC version:

    1645435297076.png


    1645435420456.png


    I would also like to recommend the "AutoSync" application, which automatically uploads all your recorded calls to Dropbox. It all works on the S22u.
    1645435530885.png
    5
    Thanks for your informative reply.

    So for me, my best option is to get Samkey credit and just do the simple Samkey procedure to change my CSC to INS (INDIA) ? Right?

    Do you or anyone know if INS (INDIA) CSC would caused any feature to be unusable? Like Google Pay? Samsung Health with Samsung Watch? And will INS CSC have bloatware apps? Like?

    And last noob question from me, does changing your phone CSC affect your phone BANDS / Frequency ?
    I am using INS (Not changed CSC but I am living in India)
    No carrier bloatware except one My Galaxy. All features like GPay,SPay,S Health,Spam Call, Call Recording are working fine
    My personal opinion about CSC changing
    1.For Non Rooted device - Go with SamKey
    2.For rooted users - Instead of changing CSC just modify your own CSC file and get desired features. OR use a ROM with preactivated features