[How to] VoLTE on Jio India Carrier with USA snapdragon S8 or s8+

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nafi2000

Senior Member
Sep 15, 2012
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Did you need to get any updated files? Or works like before?

Sent from my SM-G950W using Tapatalk
i downloaded both us and indian latest firmwares and made new omc zip and used same combination file given In the OP. I used same csc versions ,both indian and final US one had same DSC1 ending csc
so happy i got this volte working ,my galaxy watch was not showing up any phone calls due to this stupid jio app.
many thanks to OP and all the people here .

---------- Post added at 09:01 AM ---------- Previous post was at 08:59 AM ----------

Did u use the same csc file as for the oreo version?
same csc version for pie ..latest pie version ,,both had dsc1 ending
 

amrtplp

Member
Mar 15, 2019
13
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i downloaded both us and indian latest firmwares and made new omc zip and used same combination file given In the OP. I used same csc versions ,both indian and final US one had same DSC1 ending csc
so happy i got this volte working ,my galaxy watch was not showing up any phone calls due to this stupid jio app.
many thanks to OP and all the people here .

---------- Post added at 09:01 AM ---------- Previous post was at 08:59 AM ----------



same csc version for pie ..latest pie version ,,both had dsc1 ending
I cant find indian pie firmware with dsc1 ending.
I have posted the screenshots of both the firmwares. Can u please clarify?
 

takerhbk

Senior Member
May 12, 2011
862
286
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Delhi
i downloaded both us and indian latest firmwares and made new omc zip and used same combination file given In the OP. I used same csc versions ,both indian and final US one had same DSC1 ending csc
so happy i got this volte working ,my galaxy watch was not showing up any phone calls due to this stupid jio app.
many thanks to OP and all the people here .

---------- Post added at 09:01 AM ---------- Previous post was at 08:59 AM ----------



same csc version for pie ..latest pie version ,,both had dsc1 ending
I guess I will have to wait for march patch for s8 since the csc versions are different.
 

Kulyash

Member
Jan 6, 2014
49
12
0
VoLTE on S8 G950U with Pie working

Anyone able to install the latest pie with volte???
I was on G950U H1 firmware with Sec_omc from I5 indian firmware.


I flashed G950U 5DSC1 then combination file then sideload sec_omc from pie DSBA Indian firmware..... reboot back to factory binary...follow instruction from first post then when you flash stock rom don't let it boot..... instead boot into recovery then flash sec_omc again..... then factory reset and Volte worked.
 

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amrtplp

Member
Mar 15, 2019
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I was on G950U H1 firmware with Sec_omc from I5 indian firmware.


I flashed G950U 5DSC1 then combination file then sideload sec_omc from pie DSBA Indian firmware..... reboot back to factory binary...follow instruction from first post then when you flash stock rom don't let it boot..... instead boot into recovery then flash sec_omc again..... then factory reset and Volte worked.
Hi

You told me earlier that the verisons of CSC are different of the US and India firmware and I wud have to wait for an updated Indian firmware.
But u have successfully flashed the CSC ?


Also, theUS pie I downloaded is ending with DSC1 and the India firmware is DSBA. ONLY MY MODEL IS S8 PLUS
So can I now do the same thing that u did for my S8 plus.

Thanks
 

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Kulyash

Member
Jan 6, 2014
49
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Hi

You told me earlier that the verisons of CSC are different of the US and India firmware and I wud have to wait for an updated Indian firmware.
But u have successfully flashed the CSC


Also, theUS pie I downloaded is ending with DSC1 and the India firmware is DSBA. ONLY MY MODEL IS S8 PLUS
So can I now do the same thing that u did for my S8 plus.

Thanks
That is correct but it somehow worked maybe because of this--

I had VoLTE working on my Oreo and because of that there is ONE THING TO NOTICE-
I FLASHED THE PIE AND COMBINATION AND THEN SIDELOAD DSBA sec_omc. And booted to factory binary and WHEN I RAN THE IME CODE *#243203855#
IT SHOWED INS ON THE TOP AND THERE WERE NO OPTIONS TO SELECT ANY OTHER CODE.

Also when on oreo I sideloaded sec_omc, it showed me no errors but on Pie the sideloading aborted and it did not reboot itself.

I THINK WHAT HAPPENED IS THAT INS persisted itself somehow and I can say this because before I got Volte on oreo XAA was persisting itself unless I found the correct sec_omc and it worked
 
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amrtplp

Member
Mar 15, 2019
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I have a t mobile S8 Plus which I unlocked using the tmobile app and then I later unlocked Volte using the instructions given in this forum which is working perfectly.
Now I have another tmobile S8 which is also locked but I dont have the tmobile sim anymore to perform the network unlock.

My question is will the Volte unlock method unlock my S8 or I wud need to perform a network unlock first?

Is the sim unlock using the Tmobile sim necessary before doing the VOLTE unlock?
 
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aditya.jain02

Member
Jan 1, 2013
10
3
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PUNE
I have a Note 8 N950U which i bought from china,
I live in india so i was looking for a combination firmware with bootloader v5 and Pie which also includes csc for Jio VoLte to work. Currently I am on N950U1UEU5DSC1. I got no sprint OMDM issues what so ever after updating to U1 firmware. My note 8 was verizon before. It is unlocked.
 

takerhbk

Senior Member
May 12, 2011
862
286
0
Delhi
Here is the link for sec_omc.zip from Latest indian firmware with G950FOXM4DSBA CSC. This is for S8

https://drive.google.com/file/d/1zZLcMKNL6KunlwqwPjCzODGMPbImv0_n/view?usp=drivesdk
Works. Thanks.
S8 Rogers

Sent from my SM-G950W using Tapatalk

---------- Post added at 05:47 PM ---------- Previous post was at 05:21 PM ----------

Steps to Flash Android Pie (working on my S8)
  1. Flash AP, BL and CP and Home CSC file via odin of the US carrier (might need to reset data)
  2. Side load sec_omc.zip file for Pie (link below) via adb (step 12)
    dowload https://drive.google.com/file/d/1zZL...w?usp=drivesdk (Thanks to @Kulyash for uploading the file)
  3. sec_omc.zip Installation will show fail message on phone screen and installation will show as aborted. Wait for a minute and let it reboot itself. (takes some time)
  4. Factory reset data if required.
  5. Enjoy Pie with Volte :):)
 
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amrtplp

Member
Mar 15, 2019
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Works. Thanks.
S8 Rogers

Sent from my SM-G950W using Tapatalk

---------- Post added at 05:47 PM ---------- Previous post was at 05:21 PM ----------

Steps to Flash Android Pie (working on my S8)
Flash AP, BL and CP and Home CSC file via odin of the US carrier (might need to reset data)
sec_omc.zip Installation will show fail message on phone screen and installation will show as aborted. Wait for a minute and let it reboot itself. (takes some time)
Enjoy Pie with Volte :):)
No need to flash the combination rom???
 

amrtplp

Member
Mar 15, 2019
13
4
0
No, if u already have done it on oreo. No need to do again. If this is your first time then yes.
Yes I have already done it on oreo.

I m just waiting for the sec omc file to be uploaded by someone. Then I will follow ur method. Also, u flashed the home csc, so u updated to pie without wiping data?

Thanks
 

takerhbk

Senior Member
May 12, 2011
862
286
0
Delhi
Yes I have already done it on oreo.

I m just waiting for the sec omc file to be uploaded by someone. Then I will follow ur method. Also, u flashed the home csc, so u updated to pie without wiping data?

Thanks
You will need to wipe data. Sec file link is in my original post

Sent from my SM-G950W using Tapatalk
 
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