No internet on my 6P while on a call - Nexus 6P Q&A, Help & Troubleshooting

Just got my 6P today, activated it on Verizon, and noticed I have no internet access while on a call. upgraded from a Galaxy S4 which was able to do both at the same time. Any ideas?

edlowjr said:
Just got my 6P today, activated it on Verizon, and noticed I have no internet access while on a call. upgraded from a Galaxy S4 which was able to do both at the same time. Any ideas?
Click to expand...
Click to collapse
1) Check to make sure your APN protocol is set to IPv6.
2) Make sure you've selected "Enchanced 4G LTE Mode" under Cellular network settings.
3) Open the dialer and press *#*#4636*#*# to access the hidden phone settings menu. Make sure that it reads "TURN OFF VOLTE PROVISIONED FLAG" (as this will mean that it's currently active.)
4) Beyond that I'd call Verizon and ask to speak to a technical support expert.

You have to call Verizon to turn on the HD calling. It's a feature that let's you do what you asked. Been there, done it.

Deekayy said:
You have to call Verizon to turn on the HD calling. It's a feature that let's you do what you asked. Been there, done it.
Click to expand...
Click to collapse
Went to verizon.com and activated it. Works fine now, thanks.

Related

[Q] new to verizon galaxy S5

Just bought verizon galaxy S 5. Changed SIM to AT&T from straight talk. First of all was that a mistake? When ever i leave a wi-fi area the phone goes to emergency calls only. Email and text stops as well. Can't get voice mail to work anywhere
Would appreciate any help.
Thank you
Just a thought, go to settings /more networks and make sure you have the correct network checked
New to verizon galaxy s 5
The network was correct . Wondering if im in a bad area. My Iphone 4 works fine. Might be AT&T
jokey321 said:
Just bought verizon galaxy S 5. Changed SIM to AT&T from straight talk. First of all was that a mistake? When ever i leave a wi-fi area the phone goes to emergency calls only. Email and text stops as well. Can't get voice mail to work anywhere
Would appreciate any help.
Thank you
Click to expand...
Click to collapse
jokey321 said:
The network was correct . Wondering if im in a bad area. My Iphone 4 works fine. Might be AT&T
Click to expand...
Click to collapse
Wait... you put an AT&T sim in your phone? This is a Verizon forum. If I misunderstood, please tell me.
Just to be clear because you didn't state it in your post, you must unlock your phone prior to using a non-Verizon SIM. You can sometimes get these unlock codes from Verizon but you can also buy them online. I've used GSMLiberty.net with success before. After that, you should be able to pop in your SIM from the new carrier and begin using it right away. In some cases, you may need to manually add the correct APN for your carrier. Find these settings under Settings > More networks > Mobile networks > Access point names. Click the little plus icon in the top right and manually enter AT&T's APN information. You may need to Google that as I don't know AT&T's APN info.
I use my Verizon S5 on T-Mobile's networks with absolutely no issues, I assume it would be a similar experience for AT&T as well. For me, I put my T-Mobile SIM card in and could make calls and receive texts, but mobile data and MMS was not working properly until I manually added the correct APN information. After that, MMS, 4G LTE data and everything is working flawlessly.
You do not need an unlock code for a LTE Verizon phone. These phones are already unlocked. One must set the correct APN.
Do not buy an unlock code!
I have used my Verizon S5 with att and t-mobile.
Good luck.
Sent from my C6806_GPe using Tapatalk
thank you all
Thank you for your posts. Most of the phone works. When I leave a wi-fi area my phone goes to emergency calls only. When I go back to a wi-fi area the normal call service works again. I'm new to verizon and samsung. Wanted to use straight talk because i didn't feel like paying a fortune for service. I'll get it figured out some way.
Thank you again

A hard one – Wi-Fi calling option missing from settings after Sprint activation

Guys this is a very difficult one. I really appreciate your help. If there's any place I can get an answer I think it's here.
My Nexus 6P had the Wi-Fi: option in the settings, I saw it many times. However after activating the phone with Sprint (during the process the agent Keith something into my phone which caused it to download and install something from their system) the Wi-Fi calling option is gone from the settings. I've tried everything I can think of to get it back and have been unable to.
I have a very new Nexus 6P running 6.0.1. I purchased this phone especially for its Wi-Fi calling capabilities to use on the T-Mobile network. At the time of purchase there was a lot of conflicting information about Wi-Fi calling coming from T-Mobile's customer support/technical support and numerous support people were saying the 6P is the only phone they were sure would work. I used the phone on T-Mobile's network with Wi-Fi calling and the Wi-Fi calling worked flawlessly, but there were other problems with their service so I moved on to Sprint. Sprint's Wi-Fi calling was horrible, in fact I don't think it was really doing Wi-Fi calling, I think it was just calling to the cellular network. During my time with Sprint I noticed that the phones Wi-Fi calling settings were gone. I contacted Google and they said that if Wi-Fi calling is not allowed by the carrier then the option would not appear in settings. I don't know if that's true but that's what they said. I assumed moving onto Verizon which does offer Wi-Fi calling would restore that option if it was just a matter of having a Sim card which commanded the phone to enable Wi-Fi calling. However after switching to Verizon I still have no Wi-Fi calling settings, and I am unable to make Wi-Fi calls.
In an attempt to get my Wi-Fi calling features back on the phone by factory wiped the number of times from recovery, I also upgraded to android N beta, I also routed the phone and tried installing Cyanogenmod, I also installed pure nexus, I also returned back to the stock Marshmallow, and nothing restored the Wi-Fi calling option on the phone.
I believe what the Sprint agent dialed on my phone to cause it to download and install something from their network is ##72786#, though the agent also dialed ##873283# and ##675#.
One of the Verizon technical support agents suggested that I dial *#*#72786#*#* but when I do that nothing happens except what I dialed clears out of the dialer. I used one of the apps to discover secret codes on my phone and it shows that code is handled by an application called SprintDL. I know some people whose Nexus 6P have never been on the Sprint network also have that application, so I'm not sure if that is something that was installed during the activation process with Sprint.
Now I'm wondering if I need to reflash the vendor information or the radio modem information part of the ROM. It seems like all the roof flashing that I've done would have flashed over everything that could be flashed. But it does seem like something happened to my phone, something was installed or changed or replaced and whatever that is is surviving through multiple factory wipes and ROM flashings.
Sorry for going on, but I want to pass along everything up front so I don't receive irrelevant responses were requests for more information.
I will be so grateful of anybody can help me out of this mess. I live in a place with very poor cellular coverage and Wi-Fi calling is critically important. If I have to send this phone back to Huawei all have to purchase another phone to use in the interim.
Thank you in advance.
takoateli said:
Guys this is a very difficult one. I really appreciate your help. If there's any place I can get an answer I think it's here.
My Nexus 6P had the Wi-Fi: option in the settings, I saw it many times. However after activating the phone with Sprint (during the process the agent Keith something into my phone which caused it to download and install something from their system) the Wi-Fi calling option is gone from the settings. I've tried everything I can think of to get it back and have been unable to.
I have a very new Nexus 6P running 6.0.1. I purchased this phone especially for its Wi-Fi calling capabilities to use on the T-Mobile network. At the time of purchase there was a lot of conflicting information about Wi-Fi calling coming from T-Mobile's customer support/technical support and numerous support people were saying the 6P is the only phone they were sure would work. I used the phone on T-Mobile's network with Wi-Fi calling and the Wi-Fi calling worked flawlessly, but there were other problems with their service so I moved on to Sprint. Sprint's Wi-Fi calling was horrible, in fact I don't think it was really doing Wi-Fi calling, I think it was just calling to the cellular network. During my time with Sprint I noticed that the phones Wi-Fi calling settings were gone. I contacted Google and they said that if Wi-Fi calling is not allowed by the carrier then the option would not appear in settings. I don't know if that's true but that's what they said. I assumed moving onto Verizon which does offer Wi-Fi calling would restore that option if it was just a matter of having a Sim card which commanded the phone to enable Wi-Fi calling. However after switching to Verizon I still have no Wi-Fi calling settings, and I am unable to make Wi-Fi calls.
In an attempt to get my Wi-Fi calling features back on the phone by factory wiped the number of times from recovery, I also upgraded to android N beta, I also routed the phone and tried installing Cyanogenmod, I also installed pure nexus, I also returned back to the stock Marshmallow, and nothing restored the Wi-Fi calling option on the phone.
I believe what the Sprint agent dialed on my phone to cause it to download and install something from their network is ##72786#, though the agent also dialed ##873283# and ##675#.
One of the Verizon technical support agents suggested that I dial *#*#72786#*#* but when I do that nothing happens except what I dialed clears out of the dialer. I used one of the apps to discover secret codes on my phone and it shows that code is handled by an application called SprintDL. I know some people whose Nexus 6P have never been on the Sprint network also have that application, so I'm not sure if that is something that was installed during the activation process with Sprint.
Now I'm wondering if I need to reflash the vendor information or the radio modem information part of the ROM. It seems like all the roof flashing that I've done would have flashed over everything that could be flashed. But it does seem like something happened to my phone, something was installed or changed or replaced and whatever that is is surviving through multiple factory wipes and ROM flashings.
Sorry for going on, but I want to pass along everything up front so I don't receive irrelevant responses were requests for more information.
I will be so grateful of anybody can help me out of this mess. I live in a place with very poor cellular coverage and Wi-Fi calling is critically important. If I have to send this phone back to Huawei all have to purchase another phone to use in the interim.
Thank you in advance.
Click to expand...
Click to collapse
Have you gone to settings, more, Wi-Fi calling
takoateli said:
Guys this is a very difficult one. I really appreciate your help. If there's any place I can get an answer I think it's here.
My Nexus 6P had the Wi-Fi: option in the settings, I saw it many times. However after activating the phone with Sprint (during the process the agent Keith something into my phone which caused it to download and install something from their system) the Wi-Fi calling option is gone from the settings. I've tried everything I can think of to get it back and have been unable to.
I have a very new Nexus 6P running 6.0.1. I purchased this phone especially for its Wi-Fi calling capabilities to use on the T-Mobile network. At the time of purchase there was a lot of conflicting information about Wi-Fi calling coming from T-Mobile's customer support/technical support and numerous support people were saying the 6P is the only phone they were sure would work. I used the phone on T-Mobile's network with Wi-Fi calling and the Wi-Fi calling worked flawlessly, but there were other problems with their service so I moved on to Sprint. Sprint's Wi-Fi calling was horrible, in fact I don't think it was really doing Wi-Fi calling, I think it was just calling to the cellular network. During my time with Sprint I noticed that the phones Wi-Fi calling settings were gone. I contacted Google and they said that if Wi-Fi calling is not allowed by the carrier then the option would not appear in settings. I don't know if that's true but that's what they said. I assumed moving onto Verizon which does offer Wi-Fi calling would restore that option if it was just a matter of having a Sim card which commanded the phone to enable Wi-Fi calling. However after switching to Verizon I still have no Wi-Fi calling settings, and I am unable to make Wi-Fi calls.
In an attempt to get my Wi-Fi calling features back on the phone by factory wiped the number of times from recovery, I also upgraded to android N beta, I also routed the phone and tried installing Cyanogenmod, I also installed pure nexus, I also returned back to the stock Marshmallow, and nothing restored the Wi-Fi calling option on the phone.
I believe what the Sprint agent dialed on my phone to cause it to download and install something from their network is ##72786#, though the agent also dialed ##873283# and ##675#.
One of the Verizon technical support agents suggested that I dial *#*#72786#*#* but when I do that nothing happens except what I dialed clears out of the dialer. I used one of the apps to discover secret codes on my phone and it shows that code is handled by an application called SprintDL. I know some people whose Nexus 6P have never been on the Sprint network also have that application, so I'm not sure if that is something that was installed during the activation process with Sprint.
Now I'm wondering if I need to reflash the vendor information or the radio modem information part of the ROM. It seems like all the roof flashing that I've done would have flashed over everything that could be flashed. But it does seem like something happened to my phone, something was installed or changed or replaced and whatever that is is surviving through multiple factory wipes and ROM flashings.
Sorry for going on, but I want to pass along everything up front so I don't receive irrelevant responses were requests for more information.
I will be so grateful of anybody can help me out of this mess. I live in a place with very poor cellular coverage and Wi-Fi calling is critically important. If I have to send this phone back to Huawei all have to purchase another phone to use in the interim.
Thank you in advance.
Click to expand...
Click to collapse
Verizon only offers WiFi calling for approved phones on there network. I do not have that option either with my 6p on Verizon however my wife's Galaxy S7 does.
jaythenut said:
Have you gone to settings, more, Wi-Fi calling
Click to expand...
Click to collapse
Surely you jest. But of course.
Honestly, do you think someone who's rooted their phone and has flashed a number of different ROMs wouldn't know or how to look in the settings?
murphyjasonc said:
Verizon only offers WiFi calling for approved phones on there network. I do not have that option either with my 6p on Verizon however my wife's Galaxy S7 does.
Click to expand...
Click to collapse
Thank you so much! So you mean that:
A) your phone has the Wi-Fi calling option in the settings but it does not work with Verizon?
– or –
B) because you are on the Verizon network the option for Wi-Fi calling does not show up in your settings?
takoateli said:
Thank you so much! So you mean that:
A) your phone has the Wi-Fi calling option in the settings but it does not work with Verizon?
– or –
B) because you are on the Verizon network the option for Wi-Fi calling does not show up in your settings?
Click to expand...
Click to collapse
I do not have the wifi calling option in my settings. I've always been with Verizon so I haven't tested it with another network to if that would change. I wish I checked to see if it was there before it was activated but I didn't. I'm fairly sure the option just doesn't show up if the network doesn't support it.
murphyjasonc said:
I do not have the wifi calling option in my settings. I've always been with Verizon so I haven't tested it with another network to if that would change. I wish I checked to see if it was there before it was activated but I didn't. I'm fairly sure the option just doesn't show up if the network doesn't support it.
Click to expand...
Click to collapse
Thank you so much! That is so great to know! I know that my setting for WiFi calling was there because I received the phone and played with it before I activated it and the setting was there. It was there when I was with AT&T and with T-Mobile.
I just found out what the problem/solution. It's the sim card. Today I purchased a T-Mobile sim card and even before it was activated, as soon as I popped it in my phone presented a notification about wifi calling and sure enough I checked the settings and the wifi calling option was back.
So if you have a 6p and the wifi calling option is not visible it's because of your sim card. Removing the wifi calling disabled sim card, rebooting the phone, reflashing the rom/firmware does NOT restore the visibility of the wifi calling option. The only thing that will restore the visibility of the wifi calling option is to insert a sim card that is wifi enabled.
I wish the good folks at Google or Huawei knew that the wifi calling setting's appearance or disappearance is tied to the sim card. It would have saved me a lot of work and headache
So having installed the sim from T-Mobile got you back the Wi-Fi settings back but when you put back the Sprint/Verizon sim did it remove it again or not? And if it didn't did Wi-Fi calling work on Sprint/Verizon? Or do we have to call and order a Wi-Fi enabled sim from our carrier?

Essential phone VOLTE with Verizon

After the so called Verizon certification was announced yesterday I noticed a couple of things:
1. LTE+ icon is gone and now I only see LTE. It doesn't really bother me because LTE+ seemed to be slower anyway but can't help not notice.
2. Now this is a big issue for me: can't get volte work anymore. Tried a bunch of tricks with no luck: airplane mode on then off. The 3646 service menu with disabling then enabling volte flag. No luck.
Is anyone seeing the same behavior? Any workaround? My account is provisioned with volte and worked just fine until a few days ago.
I really want to like this phone but my patience is running thin with issue after issue.
My volte doesn't work either
Are you sure that your VoLTE was actually working before? Mine showed the LTE+ logo also but when I would made a call I had no internet service while on the call. Pretty sure it was never actually working, it just looked like it was.
steaua1986 said:
After the so called Verizon certification was announced yesterday I noticed a couple of things:
1. LTE+ icon is gone and now I only see LTE. It doesn't really bother me because LTE+ seemed to be slower anyway but can't help not notice.
2. Now this is a big issue for me: can't get volte work anymore. Tried a bunch of tricks with no luck: airplane mode on then off. The 3646 service menu with disabling then enabling volte flag. No luck.
Is anyone seeing the same behavior? Any workaround? My account is provisioned with volte and worked just fine until a few days ago.
I really want to like this phone but my patience is running thin with issue after issue.
Click to expand...
Click to collapse
VoLTE working fine here. Couple of things, make sure advanced calling is added on your line. Then set preferred network to global and enhanced 4g Lte mode is on.
Yea mine goes out of lte and lte plus when I make a call whether on global or any other setting
I have advanced calling turned on, enhanced LTE is checked and I have it on global....been that way since day one. It shows LTE+ but soon as I make a call all data drops out.
When I turn on enhanced 4g/lte mode I can't make phone calls. I get a server error. When off I can make calls but no data while in the call.
Fixed it! Like someone else mentioned. I needed to enable HD voice with Verizon. I used the "my Verizon" app and went to account add one. Once I enabled the HD voice add on then I went to phone settings and turned on enhanced mode. Now I can make calls and surf the net at the same time.
---------- Post added at 01:00 PM ---------- Previous post was at 12:44 PM ----------
NeutronBomb said:
I have advanced calling turned on, enhanced LTE is checked and I have it on global....been that way since day one. It shows LTE+ but soon as I make a call all data drops out.
Click to expand...
Click to collapse
Go to your Verizon account and enable the HD voice add on. Then turn on enhanced 4g lte in phone settings.
barleysoda said:
When I turn on enhanced 4g/lte mode I can't make phone calls. I get a server error. When off I can make calls but no data while in the call.
Fixed it! Like someone else mentioned. I needed to enable HD voice with Verizon. I used the "my Verizon" app and went to account add one. Once I enabled the HD voice add on then I went to phone settings and turned on enhanced mode. Now I can make calls and surf the net at the same time.
---------- Post added at 01:00 PM ---------- Previous post was at 12:44 PM ----------
Go to your Verizon account and enable the HD voice add on. Then turn on enhanced 4g lte in phone settings.
Click to expand...
Click to collapse
Did you not read what I wrote? I have all of that stuff turned on already.
barleysoda said:
When I turn on enhanced 4g/lte mode I can't make phone calls. I get a server error. When off I can make calls but no data while in the call.
Fixed it! Like someone else mentioned. I needed to enable HD voice with Verizon. I used the "my Verizon" app and went to account add one. Once I enabled the HD voice add on then I went to phone settings and turned on enhanced mode. Now I can make calls and surf the net at the same time.
---------- Post added at 01:00 PM ---------- Previous post was at 12:44 PM ----------
Go to your Verizon account and enable the HD voice add on. Then turn on enhanced 4g lte in phone settings.
Click to expand...
Click to collapse
I had Voice/Data working simultaneously since Day 1 (Sept. 1) and as of 2 days ago it stop. I've changed nothing and didn't install any new apps. HD voice is active and I have Global set. Did the Verizon Certification screw things up??
synplex said:
I had Voice/Data working simultaneously since Day 1 (Sept. 1) and as of 2 days ago it stop. I've changed nothing and didn't install any new apps. HD voice is active and I have Global set. Did the Verizon Certification screw things up??
Click to expand...
Click to collapse
Same here. I popped the SIM into my old Pixel for testing and volte works just fine. It has to be something with the Essential (and certification on Verizon). I suspect that, before certification and assuming that volte was already enabled, Verizon would just mark the phone as "unknown" and leave the settings alone to whatever they were before. After the "certification" went through, they actually acknowledge it is an Essential phone and disabled volte.
NeutronBomb said:
Are you sure that your VoLTE was actually working before? Mine showed the LTE+ logo also but when I would made a call I had no internet service while on the call. Pretty sure it was never actually working, it just looked like it was.
Click to expand...
Click to collapse
Yeah ... pretty sure that it worked.
steaua1986 said:
Same here. I popped the SIM into my old Pixel for testing and volte works just fine. It has to be something with the Essential (and certification on Verizon). I suspect that, before certification and assuming that volte was already enabled, Verizon would just mark the phone as "unknown" and leave the settings alone to whatever they were before. After the "certification" went through, they actually acknowledge it is an Essential phone and disabled volte.
Click to expand...
Click to collapse
The certification didn't seem to affect me. I've enabled and disabled advanced calling on my line to make sure it does indeed work. The best I can recommend is to call and make sure advanced calling is enabled on your line specifically. I've read people say they screwed up and enabled it on another line on the same account. I wouldn't put it past them to screw that up for you.
By advance calling, you mean HD Voice add on right?
synplex said:
By advance calling, you mean HD Voice add on right?
Click to expand...
Click to collapse
Yes and no lol. See my screenshot. The feature is called advanced calling 1.0 and it activates HD voice. Confusing I know lol.
Then just make sure you have enhanced 4g Lte enabled on the phone and Preferred Network set to Global and reboot if you needed to change any of those settings.
Can you put the whole syntax of the 3646 code for service menu?
QD2DC said:
Yes and no lol. See my screenshot. The feature is called advanced calling 1.0 and it activates HD voice. Confusing I know lol.
Then just make sure you have enhanced 4g Lte enabled on the phone and Preferred Network set to Global and reboot if you needed to change any of those settings.
Click to expand...
Click to collapse
I was told that adding HD voice to my plan was the same as Activating Advance Calling 1.0 by Verizon. I still dont have simultaneous Data/Voice. :crying:
QD2DC said:
Yes and no lol. See my screenshot. The feature is called advanced calling 1.0 and it activates HD voice. Confusing I know lol.
Then just make sure you have enhanced 4g Lte enabled on the phone and Preferred Network set to Global and reboot if you needed to change any of those settings.
Click to expand...
Click to collapse
Interesting when I log into Verizon I do not see Advanced Calling 1.0 anywhere. I have the option to add either premium or free apps, HD Voice is under free apps and allows me to activate for all my lines.
I have two PH-1 in my house, I can say that neither phone supported VoLTE until I activated the feature on Verizon first, even though they both had VoLTE and Advanced Calling Selected. (Strangely, on one phone but not the other, I would get the server error and unable to make calls when enhanced calling was selected on the phone until I activated HD Voice)
Looking at the details during calls, for voice it was always 1xRTT and LTE was not available. After Verizon's certification and activating HD Voice (this took about 15 minutes and I got a text telling me features were added) followed by a reboot, VoLTE works. Under Setting - About Phone - Status - SIM Status, with HD Voice the Signal Strength is much better when calling and LTE remains in service during the call and phone never switches to 1xRTT.
synplex said:
I was told that adding HD voice to my plan was the same as Activating Advance Calling 1.0 by Verizon. I still dont have simultaneous Data/Voice. :crying:
Click to expand...
Click to collapse
And you set preferred network type to Global and turned on enhanced 4g Lte? Reboot if you change these settings.
QD2DC said:
And you set preferred network type to Global and turned on enhanced 4g Lte? Reboot if you change these settings.
Click to expand...
Click to collapse
Yes, these have been on for over 2 weeks. I've turned them off, restarted my phone, then back on with no luck. I've removed and added back hd voice, restarted, no luck. What gives! (I attached screen shots of my setting and my LTE discovery during a call.)
synplex said:
Yes, these have been on for over 2 weeks. I've turned them off, restarted my phone, then back on with no luck. I've removed and added back hd voice, restarted, no luck. What gives! (I attached screen shots of my setting and my LTE discovery during a call.)
Click to expand...
Click to collapse
Same here mine is not working either after trying adding and removing had voice

Can S8 G950U VZW Advanced Calling be enabled w/o VZW activation?

How can I enable for MVNO (StraightTalk) with Verizon S8 G950U device, Advanced Calling (HD calling VoLTE/simultaneous use of mobile and voice data)?
Device is rooted with PartCyborgRom/SamPWND method mentioned by @still_mohawk, #355.
Would switching to ST sim for AT&T or T-Mobile fix?
I believe both carriers do not restrict simultaneous use of mobile and voice data?
Note: StraightTalk Wireless services can use either big 4 carrier network.
Any thoughts to enable dual use data/voice would be appreciated, thank you for any help you can share!
cyberfem said:
How can I enable for MVNO (StraightTalk) with Verizon S8 G950U device, Advanced Calling (HD calling VoLTE/simultaneous use of mobile and voice data)?
Device is rooted with PartCyborgRom/SamPWND method mentioned by @still_mohawk, #355.
Would switching to ST sim for AT&T or T-Mobile fix?
I believe both carriers do not restrict simultaneous use of mobile and voice data?
Note: StraightTalk Wireless services can use either big 4 carrier network.
Any thoughts to enable dual use data/voice would be appreciated, thank you for any help you can share!
Click to expand...
Click to collapse
Yes but it won't work, at least not with wifi calling. I forced mine and I just stopped getting phonecalls lol.
You can try volte I think everyone has that activated if you don't already have it on. Use the app "shortcut master" and find the secret code that takes you to the settings app for it
I loaded Shortcut Master and found VoLTETestUI (com.test.LTEfunctionality) favorited and opened settings, turned ON N/W settings and when making a call the LTE stays on but the phone immediately hangs up. I changed the mode starting at 0-9 but none worked to maintian LTE connection. Is there an "HVoLTE test mode" setting that will work? Is there an APN setting that will keep LTE on during calls for mobile data/browsing?
https://drive.google.com/open?id=1NhMHj5q5h_cfT9RAQH8uVWkFZJ0w8E2U
partcyborg said:
Yes but it won't work, at least not with wifi calling. I forced mine and I just stopped getting phonecalls lol.
You can try volte I think everyone has that activated if you don't already have it on. Use the app "shortcut master" and find the secret code that takes you to the settings app for it
Click to expand...
Click to collapse
CyberFem, any luck with this? I'm in the same boat. Tried shortcut master, got as deep as you did. Can't get VoLTE to work with my verizon s8 on total wireless (verizon mvno). TIA
No luck here.

AT&T LG G6 Keeps Hanging Up

No idea why this started happening but every time I try to make a phone call, it'll hang up immediately. Checked all the settings and nothing has been changed or altered. However, I am still able to access the internet and send text messages. When I try to check my remaining voice and data by entering *777*1#, it'll say, "Connection problem or invalid MMI". It just doesn't make any sense. Contacted Airvoice Wireless and have yet to hear back from them. Has this ever happened to anyone else?
It must be a whitelisted model if it's running on AT&T's network. 4G VoLTE must be enable in hidden settings as well. A new sim card may be needed. AT&T stopped supporting 3G altogether.
Model whitelist (more may have been added since this doc release):
blackhawk said:
It must be a whitelisted model if it's running on AT&T's network. 4G VoLTE must be enable in hidden settings as well. A new sim card may be needed. AT&T stopped supporting 3G altogether.
Model whitelist (more may have been added since this doc release):
Click to expand...
Click to collapse
Yeah. My phone's model is whitelisted. I have the H871 variant of the LG G6. After doing some research, it would seem I need a new SIM card (as you mentioned). Nothing I have tried has worked so far. I even went as far as factory resetting my phone. And of course, it did not fix the issue. It's the SIM card. I did access the hidden settings but didn't really pay much attention to the 4G settings. I'm going to go back to that and take a closer look at those options. If there's a VoLTE option, that might do the trick.
Gurren Lagann said:
Yeah. My phone's model is whitelisted. I have the H871 variant of the LG G6. After doing some research, it would seem I need a new SIM card (as you mentioned). Nothing I have tried has worked so far. I even went as far as factory resetting my phone. And of course, it did not fix the issue. It's the SIM card. I did access the hidden settings but didn't really pay much attention to the 4G settings. I'm going to go back to that and take a closer look at those options. If there's a VoLTE option, that might do the trick.
Click to expand...
Click to collapse
That's the problem if it was running on 3G. My Note was running on 4G VoLTE when I got it so the sim card and settings were correct.
4G VoLTE must be enabled.
AT&T advanced tech support can probably help you. May take more than one call to get someone that knows what they've doing though.
blackhawk said:
That's the problem if it was running on 3G. My Note was running on 4G VoLTE when I got it so the sim card and settings were correct.
4G VoLTE must be enabled.
AT&T advanced tech support can probably help you. May take more than one call to get someone that knows what they've doing though.
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I get my service from AirVoice wireless but have yet to hear back from them. What I found out by messing around in the secret menu is that when I choose WCDMA Preferred, everything works just fine. I can call, text, and access the internet. On that setting, 4G is displayed up top. What I found out was that any setting that displays 4G LTE will block my ability to make a phone call. If it says 4G, then I am fine. The problem with this is that everything will reset when I turn off my phone. So, it's pretty annoying having to set it every time. Is there any way to make my selection permanent?
Gurren Lagann said:
I get my service from AirVoice wireless but have yet to hear back from them. What I found out by messing around in the secret menu is that when I choose WCDMA Preferred, everything works just fine. I can call, text, and access the internet. On that setting, 4G is displayed up top. What I found out was that any setting that displays 4G LTE will block my ability to make a phone call. If it says 4G, then I am fine. The problem with this is that everything will reset when I turn off my phone. So, it's pretty annoying having to set it every time. Is there any way to make my selection permanent?
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Not sure. The carrier may need to do a reset on their end.

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