Implementing volte in custom rom, if device hardware supports volte? - General Questions and Answers

So, my devices "stock firmware" supports VoLTE (android 6). Most of the ROMs that i have seen for my device (android 7.1 based) dosen't support VoLTE. After some digging in the internet, i found out that IMS is VoLTE and VoWIFI. So i copy-pasted the apks that have "IMS" in front of them ,from my stock firmware to custom rom, doubled-checked the permissions, and rebooted my phone. VoLTE didn't work. The secret code says "VoLTE Provisioned". Am i missing something? Or am i completely wrong about this thing? The manufacturer is samsung, if that helps in a way.

it is just that volte is not supported in stock android. if you are using lineage os 14.1 then volte will break.
thank fully if ril is working in your port rom then just register play service id from playstore to google android device certification. and thus ril and volte will start working.

Thanks for the reply!
So by ril, you mean libril, right?
So if i copy libril from my stock firnware to the custom rom, will it work?
Bhanu8082 said:
it is just that volte is not supported in stock android. if you are using lineage os 14.1 then volte will break.
thank fully if ril is working in your port rom then just register play service id from playstore to google android device certification. and thus ril and volte will start working.
Click to expand...
Click to collapse

bfox89 said:
Thanks for the reply!
So by ril, you mean libril, right?
So if i copy libril from my stock firnware to the custom rom, will it work?
Click to expand...
Click to collapse
simple answer no, and
volte will not work in aosp android
but who cares every thing is possible so here is permanent fix just follow instructions carefully
VoLTE not working on AOSP ROMs
I've been using MIUI 9 global beta for a while and 3 days back I successfully unlocked my bootloader and flashed TWRP and flashed LineageOS based on Android nougat. After flashing lineage os I was not able to use Jio Volte calls. I did flash...
forum.xda-developers.com
i hope it will help.

Thanks! you helped alot!
But the post you have mentioned is for jio operator.
I will look more in this somewhere.
Thanks for helping again!

no, i mean if your phone is volte regard less of it has jio sim or not. the method works.

Related

[Completed] Enabling VoLTE Supprt

So guys, I decided to flash a new ROM for my Micromax Q417 MEGA 4G, obtained from NeedRom.com. My stock ROM didn't have VoLTE support, but the newer one did. So I know my device has hardware's necessary for VoLTE. Anyways, that ROM was a bit unstable, so I had to revert back.
Can I enable VoLTE on my stock ROM? Anything to patch?
Sohail__Saha said:
So guys, I decided to flash a new ROM for my Micromax Q417 MEGA 4G, obtained from NeedRom.com. My stock ROM didn't have VoLTE support, but the newer one did. So I know my device has hardware's necessary for VoLTE. Anyways, that ROM was a bit unstable, so I had to revert back.
Can I enable VoLTE on my stock ROM? Anything to patch?
Click to expand...
Click to collapse
Greetings and welcome to assist. Enabling volte is different on every device/rom and is not normally as simple as applying a patch. You could give this method a try
https://forum.xda-developers.com/le-2/development/enable-volte-jio-sim-rom-t3532310/page2
Good Luck
Sawdoctor
In my Cellular Networks under Others, (Settings), I have no option of "Enhanced LTE" or something. It ain't included in my STOCK ROM. Tell me how to, like, force enable it.

VOLTE on Lineage and Resurrection ROMs

Hello XDA'ns
Is it possibleto activate VOLTE on custom ROMs like Lineage and the Resurrection? Ive learnt (and tried) that the engineering mode is locked in these and hence the Volte option cant be tweaked.
Just wanted to check with you members if there is a way we can activate VOLTE on these ROMs?
Thanks for any help!
ATM. No VoLTE on custom ROMs
Thanks for the response! Hope we have one soon!
thetriton said:
Thanks for the response! Hope we have one soon!
Click to expand...
Click to collapse
Getting VoLTE is no big thing as compared to other things like Camera, video & few stufff..
right now VoLTE is not important for the devs..
its just a matter of time...
True that! Man, the wave JIO has created
I think what frustrates most of the letv 1 users in India is the fact that though the phone supports volte, the company is not ready to release an update that will enable the service. I know a friend who has a one plus 2, and the company was gracious enough to roll out an update with the volte enabler. May be they want users to move to their newer device.
Also, looks like most of the ROM developers are not India based, so we can't ask for more from them; atleast we have a good development support for the device, which itself is a great thing!
thetriton said:
Hello XDA'ns
Is it possibleto activate VOLTE on custom ROMs like Lineage and the Resurrection? Ive learnt (and tried) that the engineering mode is locked in these and hence the Volte option cant be tweaked.
Just wanted to check with you members if there is a way we can activate VOLTE on these ROMs?
Thanks for any help!
Click to expand...
Click to collapse
We need VoLTE in India because we can't experience smooth calling by jio4gvoice app that consume lot of battery too
thetriton said:
Hello XDA'ns
Is it possibleto activate VOLTE on custom ROMs like Lineage and the Resurrection? Ive learnt (and tried) that the engineering mode is locked in these and hence the Volte option cant be tweaked.
Just wanted to check with you members if there is a way we can activate VOLTE on these ROMs?
Thanks for any help!
Click to expand...
Click to collapse
Yes ,it is possible to get Volte in custom ROMs (you can see redmi note 3's Lineage OS) . But as said by other people it is not as important as camera and other bugs and the devs are not Indian so hard to say when le 1s can get Volte in custom ROMs.
I think by using psycho kernel.
It can be done.
jsofi said:
I think by using psycho kernel.
It can be done.
Click to expand...
Click to collapse
Would you know the process @jsofi ?

Need a good ROM for BLN L22

I have an Indian version of Honor 6x and I need a good oreo or pie rom that doesn't have major issues. I was going to flash elemental rom but some are reporting frp locking issue. I also can't flash pixyOs or other gsi rom due to unavailability of Volte in these roms. Please suggest a stable rom as this is the only phone I have as of now. Basic requirements are: volte, hotspot, battery along with performance.
pras11 said:
I have an Indian version of Honor 6x and I need a good oreo or pie rom that doesn't have major issues. I was going to flash elemental rom but some are reporting frp locking issue. I also can't flash pixyOs or other gsi rom due to unavailability of Volte in these roms. Please suggest a stable rom as this is the only phone I have as of now. Basic requirements are: volte, hotspot, battery along with performance.
Click to expand...
Click to collapse
If you want VoLTE then you can't flash any ROM as none of them support VoLTE. If you can live without VoLTE you can flash Pixys as it is the most stable and fluid Pie ROM.
Mannan Qamar said:
If you want VoLTE then you can't flash any ROM as none of them support VoLTE. If you can live without VoLTE you can flash Pixys as it is the most stable and fluid Pie ROM.
Click to expand...
Click to collapse
But Elemental has Volte support as given in the description. I think only pie roms don't have volte support If you have any good oreo roms in mind please suggest
pras11 said:
But Elemental has Volte support as given in the description. I think only pie roms don't have volte support If you have any good oreo roms in mind please suggest
Click to expand...
Click to collapse
Wrong. VoLTE is a feature that can be implemented regardless of Android Version. As of now only Elemental ROM supports it. Other ROMs wether their Oreo or Pie don't support VoLTE. It has to be implemented by the Developer. But Huawei hasn't released the files and the Developer doesn't have time to port them. Besides, most of the Developer don't even have VoLTE. If you want to flash a custom ROM you'll have to sacrifice VoLTE
Mannan Qamar said:
Wrong. VoLTE is a feature that can be implemented regardless of Android Version. As of now only Elemental ROM supports it. Other ROMs wether their Oreo or Pie don't support VoLTE. It has to be implemented by the Developer. But Huawei hasn't released the files and the Developer doesn't have time to port them. Besides, most of the Developer don't even have VoLTE. If you want to flash a custom ROM you'll have to sacrifice VoLTE
Click to expand...
Click to collapse
Then I guess I will stay in stock for now. Volte is a basic requirement for me.
https://forum.xda-developers.com/pr...-device-development/gsi-havocos-v2-0-t3855601
Did anyone try this?
pras11 said:
Then I guess I will stay in stock for now. Volte is a basic requirement for me.
Click to expand...
Click to collapse
Sure. But of you don't mind me asking, why?
Mannan Qamar said:
Sure. But of you don't mind me asking, why?
Click to expand...
Click to collapse
Well I use Jio sim as my primary sim card and it can't run without volte.

[Help] [volte lost]

My VoLTE lost after installing lineage os 16 .Now not getting VoLTE on any rom which are VoLTE supported
Plz suggest me solutions
1. Flashed modem but not worked
2 . Clean flashing also not worked
Try using the Volte patch.
Even my volte lost after installing los update since 2018. Have to revert to Sep17 build. I have tried clean flashing as well.
Ritik99 said:
Try using the Volte patch.
Click to expand...
Click to collapse
I tried but after that enhanced lte service switch also disappeared
sudipt123 said:
Even my volte lost after installing los update since 2018. Have to revert to Sep17 build. I have tried clean flashing as well.
Click to expand...
Click to collapse
Have you got volte back and if yes plz help me with download links
VoLTE working on stock (twrp backuped) only not on any other rom . why?
Plz anyone help

No VOLTE Android 11

I have tried 3 different roms & one MIUI on Android 11 and have no VOLTE.
On android 10 I it worked when I was on EvoX & MIUI it worked out of the box.
My carrier is Telstra. - Apparently other Australian carriers have it volte on 11.
Has anyone else had this issue? I have tried to use some props to enable it but no joy.
I'm using the Xiaomi.eu Weekly - and have VoLTE and VoWiFi working after using the disable carrier check codes on Boost (Telstra). I had been using the Indonesian ROM on Android 10 and it worked really well, but when the update to Android 11 came out - I updated and experienced a few issues that I wasn't happy with.
Changed over to Xiaomi.eu Weekly about 2 weeks ago and quite happy with the phone again. I must say though that I see VoLTE working less often than it did before, if that makes sense... sometimes I need to reboot to get it working again etc. Very happy that VoWiFi is working though, as Telstra reception is horrible where I'm living...
i had this p[roblem but i solved flasing an europe version instead global but that doesnt apply to u coz u arent in europ. try to talk with call center from ur network for reseting volte and vowifi and try again other version roms, miui, aosp, evriting...if dont work, sell ur fon
jbm76 said:
I have tried 3 different roms & one MIUI on Android 11 and have no VOLTE.
On android 10 I it worked when I was on EvoX & MIUI it worked out of the box.
My carrier is Telstra. - Apparently other Australian carriers have it volte on 11.
Has anyone else had this issue? I have tried to use some props to enable it but no joy.
Click to expand...
Click to collapse
Same here!
After disabling VoLTE carrier check on Mi Note 10, VoLTE was working fine on Android 10 with Boost (Telstra). Updated to 12.1.2.0 with Android 11 and VoLTE disappeared for Telstra, but VoLTE is still on with Android 11 and Vodafone SIM.
I had to unlock my bootloader with Mi Unlock (wait 10 days) and downgrade to Android 10 Global ROM to get VoLTE to work again.
alexche11 said:
Same here!
After disabling VoLTE carrier check on Mi Note 10, VoLTE was working fine on Android 10 with Boost (Telstra). Updated to 12.1.2.0 with Android 11 and VoLTE disappeared for Telstra, but VoLTE is still on with Android 11 and Vodafone SIM.
I had to unlock my bootloader with Mi Unlock (wait 10 days) and downgrade to Android 10 Global ROM to get VoLTE to work again.
Click to expand...
Click to collapse
My bootloader is unlocked already - I'm going flash Crdroid a10 Rom - I've been trying to get the phone in diag mode with the phone to checkout the NV items with EFS explorer in QPST configuration - I might return to stock to see if it will work there because it's not working on AOSP.
I want to compare android 10 vs android 11
Mi 10 & Mi10 pro are also having the same issue with VoLTE using Telstra on A11.
jelreyn said:
I'm using the Xiaomi.eu Weekly - and have VoLTE and VoWiFi working after using the disable carrier check codes on Boost (Telstra). I had been using the Indonesian ROM on Android 10 and it worked really well, but when the update to Android 11 came out - I updated and experienced a few issues that I wasn't happy with.
Changed over to Xiaomi.eu Weekly about 2 weeks ago and quite happy with the phone again. I must say though that I see VoLTE working less often than it did before, if that makes sense... sometimes I need to reboot to get it working again etc. Very happy that VoWiFi is working though, as Telstra reception is horrible where I'm living...
Click to expand...
Click to collapse
What happened with the Indo firmware on a11?
So Volte works sometimes and other times not? Please explain your findings?
Perhaps I might try the eu Roms and see if they work with diag mode.
dantk said:
i had this p[roblem but i solved flasing an europe version instead global but that doesnt apply to u coz u arent in europ. try to talk with call center from ur network for reseting volte and vowifi and try again other version roms, miui, aosp, evriting...if dont work, sell ur fon
Click to expand...
Click to collapse
I was thinking about trying an asian firmware also
If you guys try to get into diag mode - perhaps we can put our heads together to figure it out.
diag mode / QPST functionality??
I have been trying to get my POCO F2 into diag mode so I can use it with QPST. Has anyone tried to do this and was successful? I'm currently on AOSP so I'm not entirely sure if you have to be on stock for this to work. I google searched not...
forum.xda-developers.com
jelreyn said:
Changed over to Xiaomi.eu Weekly about 2 weeks ago
Click to expand...
Click to collapse
I flashed it, didn't have VOLTE at all!
jbm76 said:
I flashed it, didn't have VOLTE at all!
Click to expand...
Click to collapse
Sorry, it was working on an older weekly - but I lost both VoLTE and VoWiFi last week when I updated... and I couldn't get the very latest weekly to install at all this time around... but that's another issue entirely.
I'm considering going back to Android 10 Indonesian ROM... things were much simpler then! And everything worked...
jelreyn said:
Sorry, it was working on an older weekly - but I lost both VoLTE and VoWiFi last week when I updated... and I couldn't get the very latest weekly to install at all this time around... but that's another issue entirely.
I'm considering going back to Android 10 Indonesian ROM... things were much simpler then! And everything worked...
Click to expand...
Click to collapse
I flashed crdriod Android 10 and have volte again.
I ended up using Xiaomi.eu 12.0.8 - which I read was the last version of Android 10. Works fine.
Hope they fix up the VoLTE sometime for the Android 11+ versions for Telstra network users, like me...
Firmware Issue VOLTE Android 11 - ims_user_agent
Since Android 11 - VOLTE fails to work my carrier (Telstra AU) which worked perfectly on AOSP and MIUI with codes. These below setprop commands require root. And require these drivers or the qualcomm one atleast...
forum.xda-developers.com
The Telstra mbn is fine, it's a bug in the firmware with ims_user_agent.
More in the above link..

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