Lg phones g8x, g8, v60, velvet Volte enable for all carriers, unlisted countries also - LG G8X ThinQ Guides, News, & Discussion

I will try to keep this post as small as possible.
This will enable Volte for Phone ranging from Lg g8x, g8 and V60 without root or modifying the system files.
Many have posted ways to get it, Iam only trying to help out the small bits missing for enabling on carrier without MBN in the LG phones.
1)First remove the sim from phone and then head to the phone dialer .
2)open field test menu under *#546368#*'your model number'#
3)open IMS setting(If does not open or shows only LG IMS without carrier and country , then insert sim enable universal enabler under field test, create a new config and select the 4 last options and restart phone without sim )
4)back to Field Test, IMS setting enable the below options:
4.1) under subscriber enable for IMS,ISIM, USIM
4.2) Under Xcap\Ut. Under General= enable UT,USSD Over IMS
Under ETC enable 'Check IMS Registration', 'Use rule-ID from response', 'Query on bootup'
4.3) Under GPRI VoLTE/VoWIFi enable VoLTE, ViLTE,VoWIFI,VIWIFI
4.4) Under test : Preference Operator can be set as 'OPEN' or your carrier short name. Really does not make difference for some operator , some do require it to same name as theirs.
Preference Country this is important as this decides if VoLTE gets enabled, Find your country short code example USA is US , India is IN. Find and try different short codes.
Enable:- 'support Volte AT command', VoNR, 'UAC Enabled', 'VoLTE Setting Enabled'
5) Go to Phone settings, Under network , APN settings add APN :-
APN name = ims
APN = ims
APN TYPE = ims
6) Save APN and make sure it shows under the APN names, Head back to field test menu under *#546368#*'your model number'# , open test , IMS setting and the press 'restart IMS process' wait for 1 min or so , see if the VOLTE icon shows up in the top of phone.
Points to keep in mind:
*#4636#*#* wont show registered sometimes, that's ok as long as you can make a call with HD written on calls or , if during the call it is 4g or LTE. provided VOLTE icon shows always on top of phone.
If in case VoLTE disappears at any point, no need to go through all these steps , only need to go to field test, under IMS setting , do 'restart IMS process' .
Vowifi is not confirmed, IF someone does get it please share their Operator name and preference country short name.

Please who ever gets the Preference country code, please share here for others, mention the country name also.

Cosmote Greece - GR, it worked. The only method that my v60 got a volte. Thank you!
Initially i did colincsf and it worked, but after updating to Android 13 and installing a patched modem, IMS settings was empty and I couldn't change settings. Removing the SIM showed the IMS settings option and procceded with the steps above.

johndaniel said:
I will try to keep this post as small as possible.
This will enable Volte for Phone ranging from Lg g8x, g8 and V60 without root or modifying the system files.
Many have posted ways to get it, Iam only trying to help out the small bits missing for enabling on carrier without MBN in the LG phones.
1)First remove the sim from phone and then head to the phone dialer .
2)open field test menu under *#546368#*'your model number'#
3)open IMS setting(If does not open or shows only LG IMS without carrier and country , then insert sim enable universal enabler under field test, create a new config and select the 4 last options and restart phone without sim )
4)back to Field Test, IMS setting enable the below options:
4.1) under subscriber enable for IMS,ISIM, USIM
4.2) Under Xcap\Ut. Under General= enable UT,USSD Over IMS
Under ETC enable 'Check IMS Registration', 'Use rule-ID from response', 'Query on bootup'
4.3) Under GPRI VoLTE/VoWIFi enable VoLTE, ViLTE,VoWIFI,VIWIFI
4.4) Under test : Preference Operator can be set as 'OPEN' or your carrier short name. Really does not make difference for some operator , some do require it to same name as theirs.
Preference Country this is important as this decides if VoLTE gets enabled, Find your country short code example USA is US , India is IN. Find and try different short codes.
Enable:- 'support Volte AT command', VoNR, 'UAC Enabled', 'VoLTE Setting Enabled'
5) Go to Phone settings, Under network , APN settings add APN :-
APN name = ims
APN = ims
APN TYPE = ims
6) Save APN and make sure it shows under the APN names, Head back to field test menu under *#546368#*'your model number'# , open test , IMS setting and the press 'restart IMS process' wait for 1 min or so , see if the VOLTE icon shows up in the top of phone.
Points to keep in mind:
*#4636#*#* wont show registered sometimes, that's ok as long as you can make a call with HD written on calls or , if during the call it is 4g or LTE. provided VOLTE icon shows always on top of phone.
If in case VoLTE disappears at any point, no need to go through all these steps , only need to go to field test, under IMS setting , do 'restart IMS process' .
Vowifi is not confirmed, IF someone does get it please share their Operator name and preference country short name.
Click to expand...
Click to collapse
nice tutorial but why my *#546368#* has no IMS menu? my phone is V50s, I use *#546368#*510# to enter the hidden setting, pls help, need VoLTE for my carrier that only utilize it for calls

DON2003 said:
nice tutorial but why my *#546368#* has no IMS menu? my phone is V50s, I use *#546368#*510# to enter the hidden setting, pls help, need VoLTE for my carrier that only utilize it for calls
Click to expand...
Click to collapse
Remove sim, then turn on phone and try the hidden menu, navigate to field testing/ ims

johndaniel said:
Remove sim, then turn on phone and try the hidden menu, navigate to field testing/ ims
Click to expand...
Click to collapse
ah ok, may be I missed this part, need to remove the sim to reveal the other options? never thought of removing sim is the key

tried without sim, but i only got these menu: Device Test, ORT Test, SVC Menu, ..no field test,
pls help, really need the VoLTE as my sim operator call only work on VoLTE.
many thanks in advance

DON2003 said:
tried without sim, but i only got these menu: Device Test, ORT Test, SVC Menu, ..no field test,
pls help, really need the VoLTE as my sim operator call only work on VoLTE.
many thanks in advance
Click to expand...
Click to collapse
Your case you dont have the full service menu , either cross flash to another region prefer europe. Then try the service code and check. I haven't tried on lg v50s .

johndaniel said:
Your case you dont have the full service menu , either cross flash to another region prefer europe. Then try the service code and check. I haven't tried on lg v50s .
Click to expand...
Click to collapse
this is an Korean model, may be they locked the service menu? possible?

DON2003 said:
this is an Korean model, may be they locked the service menu? possible?
Click to expand...
Click to collapse
Yes , some of Korean model had there bootloader also locked. Since i haven't tested on v50s not sure , if i can help. Were u able to unlock bootloader?, If so have u tried to cross flash and check .

Anyone tried with lg v60 L-51A docomo varient ????

so the fieldtest/ims option only depends on device country variant and not available on all devices?

Good right up,but won't work with all carriers.Tried this with a unlocked T-Mobile V60 for AT&T and still no VoLTE.Doesn't hurt to give it a shot though!

Surgemanxx said:
Good right up,but won't work with all carriers.Tried this with a unlocked T-Mobile V60 for AT&T and still no VoLTE.Doesn't hurt to give it a shot though!
Click to expand...
Click to collapse
true but that depends on the carrier also, the country i was in recently , they had 3 carriers tried volte for 2 carrier it worked but the 3rd didn't, tried it on another phone which had default MBN in the firmware, still no VOLTE, understood volte has to be enabled from carrier side and also if they block volte for device specific then , its upto them. Talk to AT&T, have a phone that has VOLTE in the mbn . see if then it works. Also make sure the country code is right, for example you used US for t-mobile, it wont be the same for AT&t, try USA, or something in that line.

DON2003 said:
tried without sim, but i only got these menu: Device Test, ORT Test, SVC Menu, ..no field test,
pls help, really need the VoLTE as my sim operator call only work on VoLTE.
many thanks in advance
Click to expand...
Click to collapse
in SVC menu, go to MID Info, see if you can modify NT Code. Once NT Code is not matched with stored one, field test menu will appear

in #5 the ims APN won't be saved in my case. But I got "ims" APN list under Field Test-Modem Settings-PDP Setting-APN setting. Still can't get "IMS setting" open, only says "Not supported". "Modem UUID" shows not supported as well. LAOT menu only shows “SIM INFO” option, missing "LAOT Setting" option.

johndaniel said:
I will try to keep this post as small as possible.
This will enable Volte for Phone ranging from Lg g8x, g8 and V60 without root or modifying the system files.
Many have posted ways to get it, Iam only trying to help out the small bits missing for enabling on carrier without MBN in the LG phones.
1)First remove the sim from phone and then head to the phone dialer .
2)open field test menu under *#546368#*'your model number'#
3)open IMS setting(If does not open or shows only LG IMS without carrier and country , then insert sim enable universal enabler under field test, create a new config and select the 4 last options and restart phone without sim )
4)back to Field Test, IMS setting enable the below options:
4.1) under subscriber enable for IMS,ISIM, USIM
4.2) Under Xcap\Ut. Under General= enable UT,USSD Over IMS
Under ETC enable 'Check IMS Registration', 'Use rule-ID from response', 'Query on bootup'
4.3) Under GPRI VoLTE/VoWIFi enable VoLTE, ViLTE,VoWIFI,VIWIFI
4.4) Under test : Preference Operator can be set as 'OPEN' or your carrier short name. Really does not make difference for some operator , some do require it to same name as theirs.
Preference Country this is important as this decides if VoLTE gets enabled, Find your country short code example USA is US , India is IN. Find and try different short codes.
Enable:- 'support Volte AT command', VoNR, 'UAC Enabled', 'VoLTE Setting Enabled'
5) Go to Phone settings, Under network , APN settings add APN :-
APN name = ims
APN = ims
APN TYPE = ims
6) Save APN and make sure it shows under the APN names, Head back to field test menu under *#546368#*'your model number'# , open test , IMS setting and the press 'restart IMS process' wait for 1 min or so , see if the VOLTE icon shows up in the top of phone.
Points to keep in mind:
*#4636#*#* wont show registered sometimes, that's ok as long as you can make a call with HD written on calls or , if during the call it is 4g or LTE. provided VOLTE icon shows always on top of phone.
If in case VoLTE disappears at any point, no need to go through all these steps , only need to go to field test, under IMS setting , do 'restart IMS process' .
Vowifi is not confirmed, IF someone does get it please share their Operator name and preference country short name.
Click to expand...
Click to collapse
You sir are a life saver, i have had LG velvet 5g phone since september 2022, but not able to get VOLTE working in india but following your guide i had it working today. I didnt have to do 5 and 6 number option, as soon as i inserted sim to modify network apn settings, volte option showed up on top and i made the first call. please update your title to include LG velvet 5g so it comes in google search as many are looking for a fix on this thread also. many thanks to you as I was not sure what to do with this phone any more. thank you

Thank you so much johndaniel!
As abeykp stated just above, it works on LG Velvet 5G, and in Europe also, finally!
It's maybe a mix of actions with the post below, as I tried it first (it did activate the VoLTE option in the network settings, but was still not working for me):
Guide:-How To Activate VoLTE,ViLTE,VoWIFI&ViWIFI LG Devices-LG Velvet 5G
Hi Guys Am Baljeet From India There Is A Path To Force Enable VoLTE On The"LG Velvet 5G LM-G900" Specifically Your Version Which Is The "LM-G900". By Default This Feature Is Disabled On This Model. Follow These Steps Given Below: A). Go To The...
forum.xda-developers.com
Now I can call & receive calls in 4G/5G without my network switching to 3G!
I also confirm that points 5 & 6 are not needed, at least on my network in europe. And I used OPEN and EU (it was actually already showing up in the line in IMS settings, but not under Test in point 4.4). I guess you can also use FR, IT, ES, CH, etc depending of the country you live in europe, it works for my country, but I kept EU as VoLTE might keep working when roaming or with another sim inserted.
You can add in your short (but so usefull!) tutorial that you have to insert the sim card before point 5, or you won't be able to get to the APN settings.
And for the LG Velvet 5G, Field Test menu is accessed with code #*462633*#900#
I will test it with my LG Wing 5G and will report if it also works.
Now I still have to get to the Field Test menu on my Korean V50S (sim unlocked STK model). Didn't manage yet to pass start the flashing process to cross flash with the Korean Open firmware, any help welcomed...

Hi, I alo have Korean V50s, does you mean we still don't have Field Test menu? so no way yt to activate VoLTE on our phone?

DON2003 said:
Hi, I alo have Korean V50s, does you mean we still don't have Field Test menu? so no way yt to activate VoLTE on our phone?
Click to expand...
Click to collapse
I don't have access to my V50S right now, but I think I couldn't get the Field Test, probably same model as yours.
Did you test this from darrelama:
---------------------------------------
DON2003 said:
tried without sim, but i only got these menu: Device Test, ORT Test, SVC Menu, ..no field test,
pls help, really need the VoLTE as my sim operator call only work on VoLTE.
many thanks in advance
Click to expand...
Click to collapse
in SVC menu, go to MID Info, see if you can modify NT Code. Once NT Code is not matched with stored one, field test menu will appear
----------------------------------------
Let us now if it worked for you.
The only problem I had with the V50S was that it kept going back to 3G when calling, and it didn't have one of the frequencies that is used in my country. So sometimes I was left without being able to take or make a call.
IF only LG would let us unlock all bootloaders freely, now that they left the mobile market...

Related

How to Flash U Firmware On AT&T and Keep Volte & video calling and get lte band 17

How to Flash U Firmware On AT&T and Keep Volte & video calling and get lte band 17
So after Doing some looking around i found out how to get volte and video calling working,and enable band 17 on G930U. I dont take credit for this. i seen it on a different forum and just wanna make sure people know how to fix it.
For starters if you dont have g930u or dont know what it is. heres a great thread about it with easy to follow instructions http://forum.xda-developers.com/att-galaxy-s7/how-to/xda-community-love-g930u-t3415875
Okay so after you flash the U Firmware.
edit the others.xml in System/csc. Scroll to the bottom of the xml and change volte and video calling to TRUE. Save and then reboot. The options will be in settings and the video calling icon will be in the dialer.
and to re-enable band I7 Open the dial pad
Type: *#0011# to enter Service Mode (Be very careful with what you do here)
Note: You need to be rooted for this to work
Once in Service Mode, do the following:
Tap the menu button and tap Back
Tap the menu button again and select "Key Input" and enter an upper case Q and press OK
Tap the menu button again and select "Key Input" and enter 4 zeroes (0000) and press OK
Wait 5 - 15 seconds. You'll see the Main Menu
Choose option [2]: UE SETTING & INFO
Choose option [1]: SETTING
Choose option [1]: PROTOCOL
Choose option [2]: NAS
Choose option [1]: NETWORK CONTROL
Choose option [4]: BAND SELECTION
Choose option [4]: LTE Band Preference
Choose option [7]: LTE ALL (Or you can choose any band instead)
If you want to go back then tap the menu button and choose Back (Don't press the back key)
Once again guys i take no credit for any of this. ive just seen people looking for the information and decided to put it all together for you
I am just curious, what's the benefit of enabling B17 on the device given that AT&T has B12 MFBI enabled throughout its network?
Does this enable the enhanced LTE voice? When you go to About Device > Status does it show IMS registration status as "Registered"? None of the carrier specific features will work unless the IMS is registered on the AT&T network.
Tikerz said:
Does this enable the enhanced LTE voice? When you go to About Device > Status does it show IMS registration status as "Registered"? None of the carrier specific features will work unless the IMS is registered on the AT&T network.
Click to expand...
Click to collapse
Mine is not registered. I've been trying to figure out how to register it. Do you know how to rotisserie it?
dirtydodge said:
Mine is not registered. I've been trying to figure out how to register it. Do you know how to rotisserie it?
Click to expand...
Click to collapse
I know how to rotisserie a chicken, but I have not tried to rotisserie my phone.
Tikerz said:
I know how to rotisserie a chicken, but I have not tried to rotisserie my phone.
Click to expand...
Click to collapse
Lol. Damn auto correct. "Register"
dirtydodge said:
Lol. Damn auto correct. "Register"
Click to expand...
Click to collapse
LOL, I know.
What I understand is that none of the carrier specific features will work unless the AT&T network registers your phone. They have certain models they will recognize on their network for those features. 930U is not one of those models.
Tikerz said:
LOL, I know.
What I understand is that none of the carrier specific features will work unless the AT&T network registers your phone. They have certain models they will recognize on their network for those features. 930U is not one of those models.
Click to expand...
Click to collapse
Thanks. I'm not even sure what IMS is but i have noticed before that it isn't registered.
15jpenni said:
So after Doing some looking around i found out how to get volte and video calling working,and enable band 17 on G930U. I dont take credit for this. i seen it on a different forum and just wanna make sure people know how to fix it.
For starters if you dont have g930u or dont know what it is. heres a great thread about it with easy to follow instructions http://forum.xda-developers.com/att-galaxy-s7/how-to/xda-community-love-g930u-t3415875
Okay so after you flash the U Firmware.
edit the others.xml in System/csc. Scroll to the bottom of the xml and change volte and video calling to TRUE. Save and then reboot. The options will be in settings and the video calling icon will be in the dialer.
and to re-enable band I7 Open the dial pad
Type: *#0011# to enter Service Mode (Be very careful with what you do here)
Note: You need to be rooted for this to work
Once in Service Mode, do the following:
Tap the menu button and tap Back
Tap the menu button again and select "Key Input" and enter an upper case Q and press OK
Tap the menu button again and select "Key Input" and enter 4 zeroes (0000) and press OK
Wait 5 - 15 seconds. You'll see the Main Menu
Choose option [2]: UE SETTING & INFO
Choose option [1]: SETTING
Choose option [1]: PROTOCOL
Choose option [2]: NAS
Choose option [1]: NETWORK CONTROL
Choose option [4]: BAND SELECTION
Choose option [4]: LTE Band Preference
Choose option [7]: LTE ALL (Or you can choose any band instead)
If you want to go back then tap the menu button and choose Back (Don't press the back key)
Once again guys i take no credit for any of this. ive just seen people looking for the information and decided to put it all together for you
Click to expand...
Click to collapse
You left out the part where root is required to modify a CSC in the system partition.
Sent from my SAMSUNG-SM-G935A using Tapatalk
not where to be found those csc settings on a 930a with the latest pg9 Ota firmware
I am on the 930U firmware on my ATT&T S7. I can get to service mode, I am rooted, but can not get to the Main Menu. I have tried several times and it does not get past the opening page. Any suggestions?
I don't understand. Isn't G930U supposed to be used in US? If a band is used by a US carrier and supported by phone hardware, why firmware disable it?
hugeadrian said:
I don't understand. Isn't G930U supposed to be used in US? If a band is used by a US carrier and supported by phone hardware, why firmware disable it?
Click to expand...
Click to collapse
Well, why does TMobile wifi calling work straight out of the box on the U firmware while AT&T's doesnt?
joe3681 said:
Well, why does TMobile wifi calling work straight out of the box on the U firmware while AT&T's doesnt?
Click to expand...
Click to collapse
IMO this is because of the stupid AT&T policy, not because the phone does not support it.
AFAIK not being able to use band 17 is Samsung's problem right?
hugeadrian said:
IMO this is because of the stupid AT&T policy, not because the phone does not support it.
AFAIK not being able to use band 17 is Samsung's problem right?
Click to expand...
Click to collapse
The S7 has wifi calling on the ATT branded rom. It's the stupid (or smart in a business sense) way they change things to their own proprietary format. If you want wifi calling then you have to buy their phone, not the U version.
crackinx said:
The S7 has wifi calling on the ATT branded rom. It's the stupid (or smart in a business sense) way they change things to their own proprietary format. If you want wifi calling then you have to buy their phone, not the U version.
Click to expand...
Click to collapse
Really? If G930U doesn't have wifi calling, why can T-Mobile users use wifi calling on G930U firmware?
hugeadrian said:
Really? If G930U doesn't have wifi calling, why can T-Mobile users use wifi calling on G930U firmware?
Click to expand...
Click to collapse
That's what I'm saying it has wifi calling, but it does not work on the ATT network because they changed their rom for their wifi calling, the built in Wifi calling in the U rom does not work with ATT.

Force 3G 4G only.

Hi , is there anyway to force 3g/4g only on this phone..? I've seemed to try every hidden menu code and nothing seems to work.
The reason I ask this is that I've downloaded a global firmware (171) for this phone and unfortunately my carrier no longer does 2G and when im getting poor 3g coverage it switches to 2g and lose service completely. This never happened on my old carrier firmware as it was setup not to switch to 2g.
I also think it's because I have a single SIM version and this new global firmware is setup for dual Sim.
Anyone got any solutions? Sounds like downgrading firmware isn't a option at the moment...
4G only on Huawei Mate 20 Pro works!
pafc66 said:
Hi , is there anyway to force 3g/4g only on this phone..? I've seemed to try every hidden menu code and nothing seems to work.
The reason I ask this is that I've downloaded a global firmware (171) for this phone and unfortunately my carrier no longer does 2G and when im getting poor 3g coverage it switches to 2g and lose service completely. This never happened on my old carrier firmware as it was setup not to switch to 2g.
I also think it's because I have a single SIM version and this new global firmware is setup for dual Sim.
Anyone got any solutions? Sounds like downgrading firmware isn't a option at the moment...
Click to expand...
Click to collapse
Hello,
yes, now we finally found a solution.
Do exactly as described:
1. Download Settings Database Editor from playstore and open it
2. Look for hw_networkmode_preference and edit the stock value "9,6,2,1" to "11"
3. Restart the device
4. Open Settings Database Editor
5. Click on + Add new setting at the top
6. Type "hw_add_4g_only" (without " ") and press save changes
7. Type in your country code, example "502" Malaysia or "262" Germany. Press save changes
8. Type "hw_add_4g_only" (without " ") and press save changes (YES, REPEAT STEP 6)
9. Type in your country code, example "502" Malaysia or "262" for Germany and press save changes (YES, REPEAT STEP 7)
10. Restart the device and VOILA!
Now you have access to ALL network modes. Select "LTE" or "4G" for 4G only functionality.
Like this, you have stable Internet nearly where ever you go, without dropping back to overcrowded 2G/3G Networks.
Best,
Stefan
i know this thread a month old but i tried this and 4g only option is there but it also removes all other options which for obv reasons is not good if in a non 4g area, is there a way to add the 4g/3g option .
ps: i found an old thread to add the 3g again but have to manually switch between the 2 options
Hey,
My device updated to the new firmware yesterday and I have lost the '3G Only' option. Is there a way to unlock this?
Apologies if this has been asked before but I can only seem to find the 4G solution. Thanks in advance
No texts
I can't send any text messages over any network mode, and to make or recieve calls I had to change modes.

[Need Testers and Help] VoLTE / VoWifi carrier profiles for FX2Pro

The phone is relatively new and since it's not mainstream most carriers don't support it yet. Some people say they have VoLTE enabled and it works but I personally switched to Singapore EX and it seems VoLTE isn't detected at all so I started digging and it seems this issue is present in most Chinese phones. (https://forum.xda-developers.com/t/guide-activate-volte-and-vowifi-simple-and-clear.4116051/) In this thread they used the Qualcomm tool and exploit the bug in EngineerMode on OnePlus phones which we don't have an access to and since we can't root or unlock the bootloader we can't modify build.prop or change any system files.
-----Maybe it's my carrier, maybe it's the Singapore ROM so please if VoLTE and VoWifi works for you could you post here which country you're on, which ROM version and if you changed region before or not.------
First a warning: If you aren't tech-savvy, experiencing issues or want to potentially turn your phone in a paper weight do NOT try this at the moment. We do not have the tool to restore your phone back (wiping data might work but idk). You can send your phone to Oppo for repair but you might have to wait for a month or two.
I don't know if you need to unlock your phone from the other thread to have access to this mode(I did have it all decrypted during this test) but in addition to the *#808# engineer mode and *#*#4636#*#*(Where you can check if you have VoLTE enabled) I found we have access to *#36446337#.
In *#36446337# I managed to enter "Protocol test switch" -> "MBN TEST" and switch my profile from Common-Commercial(I think it was this one) to Commercial-DT-VOLTE. The phone rebooted and everything is fine but "MBN Validate" is giving me an error when I run it and I can't test if it works because I'm currently out of the country and my temporary SIM provider doesn't support VoLTE.
It's probably nothing and the error is because of the lack of developer files on the ROM but I need people who can test if these profiles act like the flashing from the Qualcomm tool in the thread mentioned above.
So once again if you don't have VoLTE enabled and are feeling a bit courageous - give it a try.
I think the problem maybe for those that changed to Pakistan build on Android 10 and then switched to Singapore ex to get ColorOS 11 and dual SIM meant that things like VoLTE do not work on those builds.
I did it a different way as wasn't bothered about dual SIM. I was on A.46 UK , waited for EU to get ColorOS11 , then switched to EUEX on sec5 and downloaded ColorOS11 c.57 through Belgium VPN.
VoLTE is working for me. it's not present in SIM settings( WiFi calling is) however when I look at my call log there is a VoLTE HD icon next to all my calls, so is working.
Since being on ColorOS11, I have tried several different regions on SEC tool, EUEX dual SIM, Singapore EX, back to GB CPW to check still works and now back to EUEX. Build number always changes to different region in about phone when I have made any changes and check however VoLTE has always remained working for me and is showing as provisioned in engineer mode.
I am from Germany and have a phone with Vodafone FW originally. I switched region to Singapore EX, than installed the Pakistan FW and got C.5 and C.6 via OTA. I switched the region to EUEX (DUAL SIM) and didn't receive the update to C.57, so I switched back to Singapore EX and got the update to C.57 when using VPN Hongkong, which was quite funny.
VoLTE and Wi-Fi calling is working fine with Vodafone, but you can't toggle it in the hidden service menu, it's just active! You can activate or deactivate Wi-Fi calling in the regular settings, but VoLTE is just there, you can't deactivate it.
Both Wi-Fi calling and VoLTE are shown in the bar on the top. With the former Vodafone FW, VoLTE was not shown with an icon, but it was nevertheless working.
Hy here T-Mobile shown volte and Vodafone don't shows but on the status bar there is the volte symbol
MeTheRebel said:
The phone is relatively new and since it's not mainstream most carriers don't support it yet. Some people say they have VoLTE enabled and it works but I personally switched to Singapore EX and it seems VoLTE isn't detected at all so I started digging and it seems this issue is present in most Chinese phones. (https://forum.xda-developers.com/t/guide-activate-volte-and-vowifi-simple-and-clear.4116051/) In this thread they used the Qualcomm tool and exploit the bug in EngineerMode on OnePlus phones which we don't have an access to and since we can't root or unlock the bootloader we can't modify build.prop or change any system files.
-----Maybe it's my carrier, maybe it's the Singapore ROM so please if VoLTE and VoWifi works for you could you post here which country you're on, which ROM version and if you changed region before or not.------
First a warning: If you aren't tech-savvy, experiencing issues or want to potentially turn your phone in a paper weight do NOT try this at the moment. We do not have the tool to restore your phone back (wiping data might work but idk). You can send your phone to Oppo for repair but you might have to wait for a month or two.
I don't know if you need to unlock your phone from the other thread to have access to this mode(I did have it all decrypted during this test) but in addition to the *#808# engineer mode and *#*#4636#*#*(Where you can check if you have VoLTE enabled) I found we have access to *#36446337#.
In *#36446337# I managed to enter "Protocol test switch" -> "MBN TEST" and switch my profile from Common-Commercial(I think it was this one) to Commercial-DT-VOLTE. The phone rebooted and everything is fine but "MBN Validate" is giving me an error when I run it and I can't test if it works because I'm currently out of the country and my temporary SIM provider doesn't support VoLTE.
It's probably nothing and the error is because of the lack of developer files on the ROM but I need people who can test if these profiles act like the flashing from the Qualcomm tool in the thread mentioned above.
So once again if you don't have VoLTE enabled and are feeling a bit courageous - give it a try.
Click to expand...
Click to collapse
I am in the same boat as you. I rebranded to Singapore to get ColorOS 11 update, to use 2 SIM and Call Recording, along with Theme Store, etc.
While on my previous phone (Xiaomi Mi9) I had VoLTE and VoWiFi and my carrier supports them and my SIM has that activated by my carrier, on Oppo Find X2 Pro it seems for them to work is needed special Modem Profile for the concrete carrier you use.
My Carrier is not listed at MBN Test Menu, I tried all the profiles available there, all Commercial ones and all Volte Branded ones and they are not giving me VoLTE and VoWiFi options available in Menu or VoLTE or VoWiFi functionality.
This method used to work on Xioami and Commercial EU Carriers profiles gave me the VoLTE and VoWiFi functionality with just Activity Shortcut access to this menu on Mi9 and simple dialer code to activate VoLTE and VoWiFi switch in Settings.
Oppo Find X2 Pro is not sold officially in my country and by all carriers here and that is why there is no Carrier Volte Profile for carriers from my country and thus it is not possible to activate VoLTE and VoWiFi with other Carrier Profile from MBN Test Menu.
Maybe if we find a way with a Dialer Code or some menu to activate the VoLTE and VoWiFi switch in Settings first this profiles from MBN Test menu will work...
I am out of ideas for now.
ytgbg said:
I am in the same boat as you. I rebranded to Singapore to get ColorOS 11 update, to use 2 SIM and Call Recording, along with Theme Store, etc.
While on my previous phone (Xiaomi Mi9) I had VoLTE and VoWiFi and my carrier supports them and my SIM has that activated by my carrier, on Oppo Find X2 Pro it seems for them to work is needed special Modem Profile for the concrete carrier you use.
My Carrier is not listed at MBN Test Menu, I tried all the profiles available there, all Commercial ones and all Volte Branded ones and they are not giving me VoLTE and VoWiFi options available in Menu or VoLTE or VoWiFi functionality.
This method used to work on Xioami and Commercial EU Carriers profiles gave me the VoLTE and VoWiFi functionality with just Activity Shortcut access to this menu on Mi9 and simple dialer code to activate VoLTE and VoWiFi switch in Settings.
Oppo Find X2 Pro is not sold officially in my country and by all carriers here and that is why there is no Carrier Volte Profile for carriers from my country and thus it is not possible to activate VoLTE and VoWiFi with other Carrier Profile from MBN Test Menu.
Maybe if we find a way with a Dialer Code or some menu to activate the VoLTE and VoWiFi switch in Settings first this profiles from MBN Test menu will work...
I am out of ideas for now.
Click to expand...
Click to collapse
I'm pretty sure they force disable most of this stuff with region profiles (/etc/oppoRegion* folders)
At this point I honestly care more about GDPR protection,VoLTE and removing tencent/heytap crap than call recording and theme store which I don't use anyway.
So my plan atm is to wait for Oppo to release android 11 .57 .ozips so that I can flash back to european firmware then I'll see if changing region to EUEX Dual-SIM works and it's limitations.
This method might help people on EU roms with VoLTE, and I'll test it myself in the future, but at least for now *#36446337# lets us adjust MTU, 4G bands and some other smaller network optimizations.
Okay I don't know where to post this but I found *#649010# and this is where it gets into the spooky territory. I never tried toggling any of the options but I think "Full-port switch" option lets us connect our phone to the qualcomm diagnose tool just like the OnePlus phones from the Carrier profiles thread. I'm just documenting this code here so we know we have an alternative to the OnePlus LogKit.apk option in our Oppo phones.
MeTheRebel said:
Okay I don't know where to post this but I found *#649010# and this is where it gets into the spooky territory. I never tried toggling any of the options but I think "Full-port switch" option lets us connect our phone to the qualcomm diagnose tool just like the OnePlus phones from the Carrier profiles thread. I'm just documenting this code here so we know we have an alternative to the OnePlus LogKit.apk option in our Oppo phones.
Click to expand...
Click to collapse
Interesting to find out what these options do.
For some reason, non of these codes work for me now after doing the region change a couple of times.
lukeaddison said:
Interesting to find out what these options do.
For some reason, non of these codes work for me now after doing the region change a couple of times.
Click to expand...
Click to collapse
We keep telling people - you gotta unlock every time you change region and even then the unlock lasts a fixed amount of time ex. 24 hours before it locks itself again
MeTheRebel said:
We keep telling people - you gotta unlock every time you change region and even then the unlock lasts a fixed amount of time ex. 24 hours before it locks itself again
Click to expand...
Click to collapse
Unfortunately, the tool no longer works for me to unlock, the codes don't work. I'm stuck.
lukeaddison said:
Unfortunately, the tool no longer works for me to unlock, the codes don't work. I'm stuck.
Click to expand...
Click to collapse
Works for me no issue. Try adding cloudflare dns to your setup, tether your phones connection to your pc while disabling your main connection and adding the number values from the original thread, fiddle with the loopback driver, disable firewall in windows or your router. Everyones connection and setup is different you just gotta find a way to make it work on yours.
Tl;dr it works you just got to tinker with it
ytgbg said:
I am in the same boat as you. I rebranded to Singapore to get ColorOS 11 update, to use 2 SIM and Call Recording, along with Theme Store, etc.
Click to expand...
Click to collapse
Did you have the call recording option right after you switched region? I changed to Singapore Ex right after I got the phone, didn't see that option. Then I upgraded to ColorOS11, still did not find that option.
Jennifer000 said:
Did you have the call recording option right after you switched region? I changed to Singapore Ex right after I got the phone, didn't see that option. Then I upgraded to ColorOS11, still did not find that option.
Click to expand...
Click to collapse
You have to give permissions to 'Recording' app, then open enable it in 'Call Settings'
Mitar00 said:
You have to give permissions to 'Recording' app, then open enable it in 'Call Settings'
Click to expand...
Click to collapse
Do you mean recorder App?
Already given all permission but still no call recording option, and the recorder only has cloud sync on its setting
Jennifer000 said:
Do you mean recorder App?
Already given all permission but still no call recording option, and the recorder only has cloud sync on its setting
View attachment 5480471View attachment 5480473
Click to expand...
Click to collapse
Look in your Oppo Dialer settings, should be there somewhere .
Mitar00 said:
Look in your Oppo Dialer settings, should be there somewhere .
Click to expand...
Click to collapse
No luck, but thanks anyway.

LG G8X and Wifi calling fix?

I have two used LG G8x - G850QM (unlocked) and G850UM (Sprint unlocked).
I am on T-Mobile for years.
The G850QM on T-Mobile shows wifi-calling on the menu and it works.
The G850UM has no wifi-calling switch on the menu, just not there.
I installed WiFi Calling app from Widget7 from Play Store. The app seemed to bring out a hidden WiFi calling menu. And the WiFi calling works. I confirmed the WiFi calls on my T-Mobile bill portal.
Hope this can help
Does it do anything for Volte?
jdapp said:
Does it do anything for Volte?
Click to expand...
Click to collapse
I used two different VoLTE Check app. Both indicated VoLTE ACTIVE.
I dai!ed *#*#4636#*#* to go into Diag menu. "Phobe Info" indicated that
VoLTE provisioned
Video Calling Provisioned
WiFi Calling Provisioned
EAB/Presence Provisioned
But all the "switches" were grayed out.
This is in my daiily driver LG G8X g850UM on T-Mobile.
I assumed VoLTE is working automatically.
Most people with tmobile on this phone have found that for calls the phone goes from 4g to 3g when making a call. You will only see this transition if you are looking at the 4g indicator while on the call.
The concern is when T-Mobile discontinues 3g next month then you will not be able to make phone calls.
If you dont mind you might take a look as you make a call and see if it stays on 4g.
I understand. I, with 4 LG phones on Tmobile, am in the same boat with a lot of people. And I have purchased more LG phones- 3 V40 , 1 G7 and 3 Q7+ before I learned about the network transition.
Tmobile did a piss poor job in explaining the 3G shutdown.
Today is 4/1, with my Sprint-unlocked LG G8X, I can make a call and the LTE indicator stayed on.
This is what Tmobile has announced.
As of March 31, 2022, Sprint’s older 3G (CDMA) network will be retired
As of June 30, 2022, Sprint’s LTE network will be retired
As of July 1, 2022, T-Mobile’s older 3G UMTS network will be retired
Also Tmobile has delayed Sprint 3G shutdown until May 30.
Downloaded app and enabled, but all my buttons are still greyed out and it definitely still goes to 3g during a call? Not sure why it is not working on my phone?
It has something to do with the combination of native ROM, TMobile or Sprint SIM card in use, provisioning of VoLTE, and the (T-Mobile) LTE channels supported in your phone. I have not figured everything out yet.
It will be a rough ride for me until July 1 when the transition is over.
Forget what I've posted. I f'ked up. I mixed up 2 models.
I just received a T-Mobile email telling me my daily driver G850UM does not have the Volte turned on.
I looked up Phone Info and found Volte Provisioned switch is off and grayed out. When I wrote the post on March 31 the Volte Provisioned switch was on but grayed out.
I swap SIm card to the G850QM phone, and the Volte Provisioned switch is visible and in ON position. Look like I need to switch phone near term. And then find a way to cross flash QM firmware onto UM model. Need research. Fvk T-Mobile and the other two for doing their fake 5G rollout.
Thank you Buontinh. Got Volte, WiFi calling and video calling on my LG G7X G850UM on 20P software.
Uploaded the modded abl_a to both _a and _b. Insert an active T-Mobile SIM card, got new TMobile bootup logo. Got the wifi-calling switch. Got into Phone Info and saw votle Provisioned, WiFi calling provisioned, and video calling provisioned. Grayed out however. I made a call to my landline and the 4G LTE light stayed on. I guess it is working.
Still on Android 10 however.
The most difficult part was to get the phone on EDL mode. Must have tried 20 times before getting the "dark screen" EDL mode, only to learn that a Qualcomm hs-usb qdloader 9008 driver was needed too.
So I followed the below directions from reddit and it worked great on my velvet. I did the same thing on my LG g8x with *#546368#*850# code and I now have Volte, however phone still drops to 3g when it makes a call any thoughts on how to fix that?
There is a way to force enable VoLTE on the "LG Velvet 4G Dual Sim" specifically your version which is the "LM-G910EMW".
By default the feature is disabled on this model variant for who knows why.
Follow the steps below: 1. Click on the "Phone" app and dial "##4636##" -If done correctly it'll automatically bring you to the "testing" settings menu.
Click on "Phone Information" -you should see a list of VoLTE settings however by default they are disabled and greyed out but don't worry there's a way to reactivate VoLTE. (You Will Come Back to this Menu later)
Go to your file app and create a file named "enable_ue" -thats all you need to do just create the file, nothing more nothing less.
Go back to the "Phone" App and dial "#*462633*#910#" -This code is specific to the variant and will not work on other non LM-G910EMW Phones. Dialing this should bring up the "Hidden LG Menu"
Select Field Test>Universal Enabler>Create New Config -a menu with check boxes for VoLTE options appearing
Select the boxes as follows "VoLTE" "ViLTE" "VoWifi" "ViWifi" And finally hit "Confirm" -a prompt will appear stating "Vo Services Updated"
Immediately restart your phone to allow the settings to kick in
After your phone has restarted go into your Settings>Network & Internet>Mobile Networks -If done correctly the VoLTE option will now be unlocked and available.
Switch on the "VoLTE"
Now to double check that your phone now truly has VoLTE enabled, repeat steps 1-2. If done correctly the menu should now say "VoLTE Provisioned Video Calling Provisioned Wifi Calling Provisioned " -if these 3 are all switched on then you have successfully force enabled VoLTE on your LG Velvet 4G Dual Sim LM-G910EMW, congratulations!
reachforthesky said:
I have two used LG G8x - G850QM (unlocked) and G850UM (Sprint unlocked).
I am on T-Mobile for years.
The G850QM on T-Mobile shows wifi-calling on the menu and it works.
The G850UM has no wifi-calling switch on the menu, just not there.
I installed WiFi Calling app from Widget7 from Play Store. The app seemed to bring out a hidden WiFi calling menu. And the WiFi calling works. I confirmed the WiFi calls on my T-Mobile bill portal.
Hope this can help
Click to expand...
Click to collapse
Hello, I sintalled the app and it leads to a LG look menu I never encoutered with a WiFi calling switch !
However, when I go back to the app, then press again the button to open the menu, the switch is disabled.
Any idea how to keep it active ?

Question Realme Gt2 Pro code

Hello,
I own a realme gt2 pro 12/256 phone global version.
In my country(Turkey) I dont have an option for disabling volte.
As I checked a lot of sites, its told that there is a secret code for service menu and I can disable it from there.
But all the codes I tried arent working.
Do you know a way to make the volte option to appear or from where I can disable it?
I have tried resetting the network settings or apns
Mad_Wolf said:
Hello,
I own a realme gt2 pro 12/256 phone global version.
In my country(Turkey) I dont have an option for disabling volte.
As I checked a lot of sites, its told that there is a secret code for service menu and I can disable it from there.
But all the codes I tried arent working.
Do you know a way to make the volte option to appear or from where I can disable it?
I have tried resetting the network settings or apns
Click to expand...
Click to collapse
Developer options
srlihg said:
Developer options
Click to expand...
Click to collapse
Sorry M8 but couldnt find it
I don't know if I understood correctly.Turn off 4G call?
I want to turn off volte
Turn off 4G call.
Dont have that option there
Settings - Mobile network - Select SIM 1 or 2 - there you will find an option 4G Calling
There is nothing like that also no volte checkbox
What does the option of the selected SIM card look like for you?

			
				
Why do you think you have VoLTE when you don't have that option.
I, on the other hand, lack the option of a Wifi call, but that probably depends on the operator's services
Because when ı make calls the volte icon appears next to time counter of the clock
Regarding VoLTE, I only have the option to use it with two SIM cards in the settings, but I only use one.
Try placing SIM in 2nd Slot and then check in settings

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