ViperOne 4.6.0 cannot receive calls - AT&T HTC One (M8)

I use ATT M8 running ViperOne 4.6.0. I found that there is nothing shown up when there is an incoming call. I can make outgoing calls though.
I flash back to stock rom and it works fine so I guess something wrong with the ViperOne rom.
Could anyone give my some help or hint?

starfq said:
I use ATT M8 running ViperOne 4.6.0. I found that there is nothing shown up when there is an incoming call. I can make outgoing calls though.
I flash back to stock rom and it works fine so I guess something wrong with the ViperOne rom.
Could anyone give my some help or hint?
Click to expand...
Click to collapse
This is due to "international" based ROMs not playing well with AT&T's LTE network; particularly in light of how AT&T is deploying Voice over LTE or VoLTE (which they call "HD Voice").
See my post here: http://forum.xda-developers.com/showpost.php?p=62001970&postcount=28

redpoint73 said:
This is due to "international" based ROMs not playing well with AT&T's LTE network; particularly in light of how AT&T is deploying Voice over LTE or VoLTE (which they call "HD Voice").
See my post here: http://forum.xda-developers.com/showpost.php?p=62001970&postcount=28
Click to expand...
Click to collapse
Thank you so much!
I found this on ATT website.
Android VoLTE capable devices
Tap Settings then Networks then Mobile Networks then Enhanced 4G LTE Mode.
Confirm setting is in the ON position.
If the Enhanced 4G LTE Mode is in the OFF position, then HD Voice and VoLTE are disabled.
BUT, I am not smart enough to find the setting mentioned in ViperOne Rom. Any idea?

redpoint73 said:
This is due to "international" based ROMs not playing well with AT&T's LTE network; particularly in light of how AT&T is deploying Voice over LTE or VoLTE (which they call "HD Voice").
See my post here: http://forum.xda-developers.com/showpost.php?p=62001970&postcount=28
Click to expand...
Click to collapse
I called AT&T and disabled HD voice but still got no luck. Would the change in account feature take some time or is there anything else wrong here?

starfq said:
I found this on ATT website.
Android VoLTE capable devices
Tap Settings then Networks then Mobile Networks then Enhanced 4G LTE Mode.
Confirm setting is in the ON position.
If the Enhanced 4G LTE Mode is in the OFF position, then HD Voice and VoLTE are disabled.
BUT, I am not smart enough to find the setting mentioned in ViperOne Rom. Any idea?
Click to expand...
Click to collapse
Nope, this is not the same as what I suggested in the link. If it was as easy as a Settings toggle, I would never suggest going through the hassle of calling ATT.
And as I also mentioned in the link, international ROMs don't have this toggle. Its an ATT "exclusive" feature.
---------- Post added at 12:59 PM ---------- Previous post was at 12:58 PM ----------
starfq said:
I called AT&T and disabled HD voice but still got no luck. Would the change in account feature take some time or is there anything else wrong here?
Click to expand...
Click to collapse
Check the APN. Otherwise, I'm not sure what can be wrong. The HD voice change should happen pretty quickly, so it might not be the problem.

redpoint73 said:
Nope, this is not the same as what I suggested in the link. If it was as easy as a Settings toggle, I would never suggest going through the hassle of calling ATT.
And as I also mentioned in the link, international ROMs don't have this toggle. Its an ATT "exclusive" feature.
---------- Post added at 12:59 PM ---------- Previous post was at 12:58 PM ----------
Check the APN. Otherwise, I'm not sure what can be wrong. The HD voice change should happen pretty quickly, so it might not be the problem.
Click to expand...
Click to collapse
I even tried re-flash the rom but no luck.
In the end I called AT&T and it turned out that the HD Voice is not turned off yesterday, which the rep told me has been.
So I waited a long time before it is finally turned off. And I CAN receive calls.
Thank you so much for the help

redpoint73 said:
This is due to "international" based ROMs not playing well with AT&T's LTE network; particularly in light of how AT&T is deploying Voice over LTE or VoLTE (which they call "HD Voice").
See my post here: http://forum.xda-developers.com/showpost.php?p=62001970&postcount=28
Click to expand...
Click to collapse
Thanks a lot worked like a charm!! Now if calling ATT was as easy said as done haha. I'd say I did well though it was the 3rd person who was finally able to do it. Someone said first level operators probably wont be able to help you and I'd say that is correct as a rule Ive noticed most XDA members have more working knowledge on what these phones can and cant do and on some levels when and how it cant be fixed on their end.

Related

*** URGENT HELP *** Use Verizon S4 in India on GSM SIM

Hi All,
I know its a topic which has been addressed differently in different threads. I am a user from India and have a GSM SIM. I have got a Verizon S4 phone. I tried using it with Vodafone SIM and get a problem in using it. Surprisingly a NOTE 2 from Verizon works just fine. I am able to use it for data with 3G but not able to use it for voice. Following steps have been tried already.
- Default Options of using Global Mode and GSM/UMTS ** Doesnt search the network at all.
- Hidden Menu Changes using # codes. ** Shows network but emergency mode only.
- Phone Info app to change the mode. ** Shows network but emergency mode only.
- RF Band change using the hidden menu. ** Shows network but emergency mode only.
It does say that it has GSM radio but cant be used for some software reason I suppose. I checked with Verizon Rep and was told that it cannot be used in India with a GSM SIM and would need the Verizon SIM only to connect with International Roaming.
Can I install a I-9505 ROM on this and then would it pick up the GSM signal for voice and data. Please help.
I don't think your Verizon rep is correct. I bought a Verizon S4 just before going to Europe for 1 month. I used first a gsm SIM card from Germany, and then a gsm card from France. I had to add APN's to get data (I used "offline sim APN database" from the market to help get the necessary APN info), but had no trouble with voice or data for my entire trip. The gps and navigation services on the phone were extremely valuable on a couple of occasions, as was the wifi hotspot. In France, you can purchase 2 GB of data service for 20 Euros. I checked with Verizon global services ( 908-559-4899 outside the US or 800-711-8300 from inside ) before I left, and the Verizon S4 was sim unlocked out of the box. They did not make a big deal of my plan to use other SIM cards either.
Sent from my SCH-I815 using xda app-developers app
Installed WamanLite I9505 ROM
Hello All,
I found that Wanam Lite I-9505 ROM can be installed on Verizon S4. I installed it and patched it with Loki-Doki patch to boot up as I got the Verizon Software error. Yet my phone doesnt pick up the GSM signal for voice and SMS. It picks up the signal and I am able to browse internet on it but no calls or SMS. Please help...!!
Is there any way that I can install or flash a regular GSM radio over the phone ? Or tweak it in someway to use the GSM signal as primary for voice and sms.
phrozenwire said:
Hello All,
I found that Wanam Lite I-9505 ROM can be installed on Verizon S4. I installed it and patched it with Loki-Doki patch to boot up as I got the Verizon Software error. Yet my phone doesnt pick up the GSM signal for voice and SMS. It picks up the signal and I am able to browse internet on it but no calls or SMS. Please help...!!
Is there any way that I can install or flash a regular GSM radio over the phone ? Or tweak it in someway to use the GSM signal as primary for voice and sms.
Click to expand...
Click to collapse
I have also Verizon's S4 (i545) and use it in GSM network with only one small problem - it will not send SMS with in-ROM SMS apk to international-formatted numbers (+380-XX-XXX and so on), but send without problem to local-formatted numbers (XX-XXX...) All the rest is working good.
Could you tell me please - how did you get to install i9505's ROM on your device? I have also Verizon's error after installation, and don't know how to run it...
Hi I too have the vzw s4 in india.. and niether voice nor sms is functioning on it.
By rooting it and installing apn manager I was somehow able to get the data 3g working for vodafone ind.
I too am struggling to find a solution to this.
Ive haventvyet flashed it. I came across a guy who said he will be able to get it working but somehow I havent yet been abke to follow up with him.
Guess we both are on the same boat.
Lets keep in touch and update if any of us finds a solution to this.
Sent from my SCH-I545 using xda app-developers app
You all can try to flash my port of ARHD 2.0 ROM, that can be found it this thread:
http://forum.xda-developers.com/showthread.php?t=2346365
It is fully GSM and as international as regular GSM-version of S4. CDMA can be turned on only on hidden test application. Everything else is working and was tested in different networks.
I too created a post seeking help in this regard but didn came across anything concrete yet.
Everyone out here believes it to be a world phone and some have even been using the gsm network in europe but its not working in india.
Ive failed to understand that how come its detecting signals with functioning data is not working on either voice or sms.
Tmobile and atnt gs4 guess have this service menu from where they can be network unlocked explicitly..but unfortunately I havent yet come any such thing for vzw gs4.
Sent from my SCH-I545 using xda app-developers app
ashroh said:
I too created a post seeking help in this regard but didn came across anything concrete yet.
Everyone out here believes it to be a world phone and some have even been using the gsm network in europe but its not working in india.
Ive failed to understand that how come its detecting signals with functioning data is not working on either voice or sms.
Tmobile and atnt gs4 guess have this service menu from where they can be network unlocked explicitly..but unfortunately I havent yet come any such thing for vzw gs4.
Sent from my SCH-I545 using xda app-developers app
Click to expand...
Click to collapse
Zer0r said:
You all can try to flash my port of ARHD 2.0 ROM, that can be found it this thread:
http://forum.xda-developers.com/showthread.php?t=2346365
It is fully GSM and as international as regular GSM-version of S4. CDMA can be turned on only on hidden test application. Everything else is working and was tested in different networks.
Click to expand...
Click to collapse
I tried installing the ARHD 2.0 ROM but still the same issue persists. The phone picks up the signal for data but when tried selecting network manually or automatic using the GSM / UMTS option, it says disable data to search networks, when data is disabled, the phone shows available networks says phone registered to network but the status still says Emergency Calls Only. Also if tried dialing a phone it says no network available. There has to be something in the modem settings which can be tweaked through the service menu which will change the use of GSM for voice and data and not use CDMA.
phrozenwire said:
I tried installing the ARHD 2.0 ROM but still the same issue persists. The phone picks up the signal for data but when tried selecting network manually or automatic using the GSM / UMTS option, it says disable data to search networks, when data is disabled, the phone shows available networks says phone registered to network but the status still says Emergency Calls Only. Also if tried dialing a phone it says no network available. There has to be something in the modem settings which can be tweaked through the service menu which will change the use of GSM for voice and data and not use CDMA.
Click to expand...
Click to collapse
Did you do a full wipe when flashing ROM? It is mandatory. You will lose all your data though. If there will be no changes after full wipe - then try to install this card into another phone and ckeck if voice calling is working.
Zer0r said:
Did you do a full wipe when flashing ROM? It is mandatory. You will lose all your data though. If there will be no changes after full wipe - then try to install this card into another phone and ckeck if voice calling is working.
Click to expand...
Click to collapse
I did a full wipe. I have 2 Galaxy S4's and also an Optimus G. The card that I am using is my regular SIM card so its not an issue with the card for sure. The ROM was installed on both the phones and neither of them picked up the signal for voice and SMS.
phrozenwire said:
I did a full wipe. I have 2 Galaxy S4's and also an Optimus G. The card that I am using is my regular SIM card so its not an issue with the card for sure. The ROM was installed on both the phones and neither of them picked up the signal for voice and SMS.
Click to expand...
Click to collapse
Ok. To go and chose type of radio-band you may install Battery Monitor Widget from Google Play (well, the main purpose of this app is different, but it is what comes first in my mind). Put it's widget on the desktop, open it and go for bottom right button, named Test. There you can first menu (Device Info) and there you will be able to change all variations of the radio bands and their combinations, available for i545. If non of the combinations will help - mosty probably your operator works on unsupported for this phone cellular format.
Zer0r said:
Did you do a full wipe when flashing ROM? It is mandatory. You will lose all your data though. If there will be no changes after full wipe - then try to install this card into another phone and ckeck if voice calling is working.
Click to expand...
Click to collapse
Zer0r said:
Ok. To go and chose type of radio-band you may install Battery Monitor Widget from Google Play (well, the main purpose of this app is different, but it is what comes first in my mind). Put it's widget on the desktop, open it and go for bottom right button, named Test. There you can first menu (Device Info) and there you will be able to change all variations of the radio bands and their combinations, available for i545. If non of the combinations will help - mosty probably your operator works on unsupported for this phone cellular format.
Click to expand...
Click to collapse
I have the Phone Info app which allows band select. Tried on all possible modes. Same issue persists. Strangely the Note 2 purchased from Verizon works flawlessly without any mods or changes. I am thinking of giving to some professional phone guy who may have code level flashing or modding tools to try and fiddle around with settings of the modem or the radio to pick up the signal here.
phrozenwire said:
I have the Phone Info app which allows band select. Tried on all possible modes. Same issue persists. Strangely the Note 2 purchased from Verizon works flawlessly without any mods or changes. I am thinking of giving to some professional phone guy who may have code level flashing or modding tools to try and fiddle around with settings of the modem or the radio to pick up the signal here.
Click to expand...
Click to collapse
Hey phrozenwire, I am able to use both voice n sms now in my VZW GS4.
And I literally did nothing to make the voice n sms functional. I too had troubles for like 2 weeks and it didn work for me then.
I rooted the phone to add apn settings and the data got activated. But today morning when I woke up ... surprise surprise .. it began to work.. rcvd sms and calls and I was so happy. . Last I remember I switched on the power save mode and my cell fell down twice and guess it did the trick for me.
Thanks all for your help and comments.
Sent from my SCH-I545 using xda app-developers app
Hello Folks,
I was planning to by VZW S4 to use in India & by looking at all your comments it makes me not to buy. Any further updates after so much of discussion on this phone to make it work in India's cellular service. I see the last post was on July 2013 & now any further lucks/success in making this phone work over there in India??
Tx,
Naraynar
---------- Post added at 11:22 PM ---------- Previous post was at 11:21 PM ----------
Hello Folks,
I was planning to by VZW S4 to use in India & by looking at all your comments it makes me not to buy. Any further updates after so much of discussion on this phone to make it work in India's cellular service. I see the last post was on July 2013 & now any further lucks/success in making this phone work over there in India??
Tx,
Naraynar

[q] please help! Droid dna on straight talk!

I been doing alot of research before switching to straight talk with my dna
straight now offers lte with the att gsm sim
i activated my account yesterday but all i seem to get is att edge wihich is like 2g super slow!! I have internet but i cant download or send mms! And the straight talk reps are retarded!
Ive seen others post saying that they are getting hspa+ and fast 3g
i have the default apn settings that they told me to enter in and told me that there is no problem with the coverage in my area..
So my question is my dna in gsm unlocked how come im not getting the data speeds that i want??
Anybody has any new apns to share?
Please help!! Thanks!!! I been looking everywhere for answers and seem to not get any!
You wont be able to get At&T Lte with a Droid Dna,you will be limited to HSPA+ which is kinda like 3.5G LOL.
Did you change the APN settings, that is usually what you need to do.
I do not want to post links to other forums,so just Google " Straight Talk HSPA+ settings At&t " and you will find your answers.
---------- Post added at 12:06 AM ---------- Previous post was at 12:05 AM ----------
You wont be able to get At&T Lte with a Droid Dna,you will be limited to HSPA+ which is kinda like 3.5G LOL.
Did you change the APN settings, that is usually what you need to do.
I do not want to post links to other forums,so just Google " Straight Talk HSPA+ settings At&t " and you will find your answers.
PassingThruLife said:
You wont be able to get At&T Lte with a Droid Dna,you will be limited to HSPA+ which is kinda like 3.5G LOL.
Did you change the APN settings, that is usually what you need to do.
I do not want to post links to other forums,so just Google " Straight Talk HSPA+ settings At&t " and you will find your answers.
---------- Post added at 12:06 AM ---------- Previous post was at 12:05 AM ----------
You wont be able to get At&T Lte with a Droid Dna,you will be limited to HSPA+ which is kinda like 3.5G LOL.
Did you change the APN settings, that is usually what you need to do.
I do not want to post links to other forums,so just Google " Straight Talk HSPA+ settings At&t " and you will find your answers.
Click to expand...
Click to collapse
If it's not the APN It's probably the radio mode. If it's not set to WCDMA you will only get edge over GSM. In viper Rom there is access to this menu in tweaks. If you're on stock sense the dialer code is *#*#4636#*#* That code isn't guaranteed to work but if the radio mode is on GSM ONLY then you won't get HSPA+ The reason the DNA doesn't receive Straight Talk LTE is because it doesn't support the band. An at&t unlocked lte phone would though like an HTC One or what have you.
Your APN should be "tfdata"
PassingThruLife said:
You wont be able to get At&T Lte with a Droid Dna,you will be limited to HSPA+ which is kinda like 3.5G LOL.
Did you change the APN settings, that is usually what you need to do.
I do not want to post links to other forums,so just Google " Straight Talk HSPA+ settings At&t " and you will find your answers.
---------- Post added at 12:06 AM ---------- Previous post was at 12:05 AM ----------
You wont be able to get At&T Lte with a Droid Dna,you will be limited to HSPA+ which is kinda like 3.5G LOL.
Did you change the APN settings, that is usually what you need to do.
I do not want to post links to other forums,so just Google " Straight Talk HSPA+ settings At&t " and you will find your answers.
Click to expand...
Click to collapse
yes ive changed the apn numerous times looking up different apn to input but still nothing still stuck on edge!
ive seen videos of dna getting HSPA i dont know how i dont have it im in Grand Rapids, MI where coverage is superb for LTE HSPA so idk what else is there to do
I just bought Att GoPhone Just now prepaid and they said LTE too and i activated and im still on Edge network! so im like clue less now -_-
Hmm,I dont know honestly.
I have a Droid Dna on at&t and soon as I popped in my sim and changed the settings to GSM I was getting HSPA speeds.
Are you running stock or on some custom rom?
When you go to settings ,go to Call,Preferred Network,make sure GSM/UMTS is checked,press it and make sure GSM/UMTS DUAL is checked.
PassingThruLife said:
Hmm,I dont know honestly.
I have a Droid Dna on at&t and soon as I popped in my sim and changed the settings to GSM I was getting HSPA speeds.
Are you running stock or on some custom rom?
When you go to settings ,go to Call,Preferred Network,make sure GSM/UMTS is checked,press it and make sure GSM/UMTS DUAL is checked.
Click to expand...
Click to collapse
no root or custom roms just stock android!
ohh i have gsm only checked! hmmmmmm... can you post your apn settings? thanks
passingthrulife said:
hmm,i dont know honestly.
I have a droid dna on at&t and soon as i popped in my sim and changed the settings to gsm i was getting hspa speeds.
Are you running stock or on some custom rom?
When you go to settings ,go to call,preferred network,make sure gsm/umts is checked,press it and make sure gsm/umts dual is checked.
Click to expand...
Click to collapse
omg it worked! Switching it to dual band! Thankkk you!! I was so stuck!!!
tomtrangrmi said:
omg it worked! Switching it to dual band! Thankkk you!! I was so stuck!!!
Click to expand...
Click to collapse
no problem. glad it worked for you. if you get a chance,can you run a speednet test and tell us your speeds?
sucks about not being able to use LTE but its a trade off I guess,the DNA is a great phone.
PassingThruLife said:
no problem. glad it worked for you. if you get a chance,can you run a speednet test and tell us your speeds?
sucks about not being able to use LTE but its a trade off I guess,the DNA is a great phone.
Click to expand...
Click to collapse
Speeds are great greater then expected lol
PassingThruLife said:
no problem. glad it worked for you. if you get a chance,can you run a speednet test and tell us your speeds?
sucks about not being able to use LTE but its a trade off I guess,the DNA is a great phone.
Click to expand...
Click to collapse
Okay I ran into another problem... Everything works fine....data calls and text... But I can't get mms?? It won't send or download when sent from another phone? Apn settings are correct and straight talk techs don't know wtf going on sooooo...sayin it's my phone not there service??
tomtrangrmi said:
Speeds are great greater then expected lol
Click to expand...
Click to collapse
Yes its your phone. I had the problem too when I had the DNA. U need to flash a gsm based rom on this phone to make it work. Google is your friend in this case . Search google knows everything.
Sent from my HTC One X+ using xda app-developers app
grigoriisi said:
Yes its your phone. I had the problem too when I had the DNA. U need to flash a gsm based rom on this phone to make it work. Google is your friend in this case . Search google knows everything.
Sent from my HTC One X+ using xda app-developers app
Click to expand...
Click to collapse
dang man...i dont really like to flash roms and stuff i know how to root and everything but yea.... dang... so im SOL with the Pic mail? thank ful for instagram direct then lol
thanks agsain tho apprecaite the help
tomtrangrmi said:
dang man...i dont really like to flash roms and stuff i know how to root and everything but yea.... dang... so im SOL with the Pic mail? thank ful for instagram direct then lol
thanks agsain tho apprecaite the help
Click to expand...
Click to collapse
Try downloading Go SMS from the play store. Its been awhile since I was stock, but I believe that was the only way i could do mms when stock. I'm on AT&T
Sent from my HTC6435LVW using XDA Premium 4 mobile app
Just throwing in this very similar thread from a while back. Might also have some useful info.
http://forum.xda-developers.com/showthread.php?t=2438449
impala454 said:
Just throwing in this very similar thread from a while back. Might also have some useful info.
http://forum.xda-developers.com/showthread.php?t=2438449
Click to expand...
Click to collapse
Yes I seen that post before any purchased made. Thanks for the input
No MMS with stock messaging app is a known issue for the majority of Straight Talk users. Straight Talk has never addressed the issue. The only app that has ever worked for me is GOSMS.
xlxcrossing said:
No MMS with stock messaging app is a known issue for the majority of Straight Talk users. Straight Talk has never addressed the issue. The only app that has ever worked for me is GOSMS.
Click to expand...
Click to collapse
Weird I don't have any issues with the mms in stock app. I'm a little compulsive when setting up me service I always make sure the apn settings are set to gsm/WCDMA AUTO. Then go to my stock app and clear the data and cache, then go into the app itself then settings an set under mms the max size, then enable auto relieve and enable retrieve when roaming. Then boot to recovery clear delvik and cache then reboot... Hope any of that helps.
< Coming to you live from the planet One X >
enigma2446 said:
Weird I don't have any issues with the mms in stock app. I'm a little compulsive when setting up me service I always make sure the apn settings are set to gsm/WCDMA AUTO. Then go to my stock app and clear the data and cache, then go into the app itself then settings an set under mms the max size, then enable auto relieve and enable retrieve when roaming. Then boot to recovery clear delvik and cache then reboot... Hope any of that helps.
< Coming to you live from the planet One X >
Click to expand...
Click to collapse
What's your APN setting so I can try. I've tried every one posted in online forums and it has never worked for me and a large number of other people.
They are the same as what St gives you but I do leave the proxy and port blank... And I'm on a viper Rom.
< Coming to you live from the planet One X >
enigma2446 said:
They are the same as what St gives you but I do leave the proxy and port blank... And I'm on a viper Rom.
< Coming to you live from the planet One X >
Click to expand...
Click to collapse
The MMS proxy and port or the APN proxy and port. There are seperate fields for all 4. Here's what I have
APN : tfdata
PROXY : BLANK
PORT: BLANK
MMSC : http://mms-tf.net
MMS PROXY : mms3.tracfone.com
MMS PORT : 80
APN TYPE : mms
---------- Post added at 09:27 PM ---------- Previous post was at 09:16 PM ----------
xlxcrossing said:
The MMS proxy and port or the APN proxy and port. There are seperate fields for all 4. Here's what I have
APN : tfdata
PROXY : BLANK
PORT: BLANK
MMSC : http://mms-tf.net
MMS PROXY : mms3.tracfone.com
MMS PORT : 80
APN TYPE : mms
Click to expand...
Click to collapse
Tried deleting mms proxy and port, nothing. Messages never go through it just hangs with the little htc mms icon with the clock. If someone sends me one it shows up but says download but pushing it never downloads the message. I can see my data signal as active when I'm trying to send but it never goes through. Gosms always downloads them.

Galaxy S4 I545 (Verizon) outbound text msgs not working with Tmobile SIM card

Hey everyone. I just bought an unlocked, unused (new) galaxy s4 I545 (Verizon) and it wont send out text msgs with my T-mobile sim card. I do receive (inbound) text; but no outbound text msgs. Calls and web surfing work fine.
I'm aware that this is very common problem when trying to go from Verizon to Tmobile with galaxy S4 phones, but i have not been able to find a straightforward solution to this exact issue. Has anyone been able to solve this? I did find this one thread that addressed this problem, but it's quite confusing --> http://forum.xda-developers.com/galaxy-s4-verizon/help/noob-s-stuck-oc1-lollipop-t3116732
thanks in advanced.
munox23 said:
Hey everyone. I just bought an unlocked, unused (new) galaxy s4 I545 (Verizon) and it wont send out text msgs with my T-mobile sim card. I do receive (inbound) text; but no outbound text msgs. Calls and web surfing work fine.
I'm aware that this is very common problem when trying to go from Verizon to Tmobile with galaxy S4 phones, but i have not been able to find a straightforward solution to this exact issue. Has anyone been able to solve this? I did find this one thread that addressed this problem, but it's quite confusing --> http://forum.xda-developers.com/galaxy-s4-verizon/help/noob-s-stuck-oc1-lollipop-t3116732
thanks in advanced.
Click to expand...
Click to collapse
I have the same issue. Tried every thing that was suggested by T-Mobile and they say that the phone is broken. However, when I put a Verizon SIM card in it, it works fine.
Try this thread...
This thread may be of some help. It looks like this guy has gotten T-Mobile service to work on his SCH-I545 Verizon variant
http://forum.xda-developers.com/showthread.php?t=2506909
Quigly said:
This thread may be of some help. It looks like this guy has gotten T-Mobile service to work on his SCH-I545 Verizon variant
http://forum.xda-developers.com/showthread.php?t=2506909
Click to expand...
Click to collapse
I tried changing all the APN settings. These are the same ones T-mobile had me switch. There is another post where the user discovered his SMS/MMS works when on 3g, but not 4g. The workaround was to Root and then change a setting to use only 3G. My problem is that I cannot get Kingroot or any other app to root my phone. They all fail.
Kaveman169 said:
I tried changing all the APN settings. These are the same ones T-mobile had me switch. There is another post where the user discovered his SMS/MMS works when on 3g, but not 4g. The workaround was to Root and then change a setting to use only 3G. My problem is that I cannot get Kingroot or any other app to root my phone. They all fail.
Click to expand...
Click to collapse
What build are you running?
F1
I was able to root my I545 yesterday after months in limbo........ I used Kingroot (not Kingoroot). I tried it 7 times from the phone, and it failed.... then as recommended by many users, I scrolled to the bottom of the kingroot page on phone (after root failed). It said I should use the desktop to root it. Soooooo I set Google translate to "English" and loaded KR (Kingroot) on my desktop.... It WOULD NOT open Kingroot. So (on my desktop) I opened KR WITHOUT english translation. and it was running (on my desktop). Once it was opened, everything was in Chinese (of course). BUT.... it has screenshots that walk you through it (although in Chinese). I attempted to root the phone (by using screenshots only, since I do not know Chinese), and it rooted it first time My advice, use Kingroot as described using your DESKTOP computer and cable. That should do it
NOW my problem, is I have to flash my VZW S4 (OC1 lollipop), to a t-mobile rom...... so I can have wifi calling with my dedicated number Of topic:..... if anyone can do some Q&A with me on that topic I would be appreciate it GREATLY.
Hope that helps ya
---------- Post added at 08:30 AM ---------- Previous post was at 08:09 AM ----------
BTW.... I have the same issue with my text messages (no outbound sms) when I am on 4G. There is a write up on the forums on how to possibly remedy that, but I get hit with.... "MD5 has to many hashes" and I cant go any further... Im still trying to figure out what the hell MD5 is.
ATTENTION to MODS, and OP's:
I am seeing more and more people (like me) whom are coming to XDA because they have a Verizon S4 (whether its kit kat, or Lollipop), and they are using a T mobile sim. I have made an assimilation though.... These people that are coming to XDA have little, to NO root, rom, kernel, experience what so ever (just like me as well). IWe are looking for a fix (I myself want to flash my phone to a T-mobile rom, activate wifi calling, and be able to send/recieve sms continually). Is there anything that anyone could write to address JUST 2 things......... (1 how to get a Verizon S4 with kit kat, and with lollipop to have a t-mobile rom, 2) If somone elects to leave the phone a Verizon phone, a step by step (tailored for noobs like me and many many others) process for fixing the sms issues from having a T-mobile sim... The write up for the second request thats out there is okay, BUT the common problem is a "MD5" issue when you try to download hiddenmenu.apk. Without being able to download the "hiddenmenu" to our phone, we can't even get to step 2 of the "fixing sms issues"...
Please OP's, and mods........ remember in this tense world we live in, remember one thing......... "NOOB LIVES MATTER!"...... C'mon noobs, say it with me! :good:
I don't think the ROM matters. As long as it's a Verizon variant of the phone you won't be able to flash T-Mobile ROM's. This issue is most likely an APN setting issue. Did you ever try flashing the stock OC1 build for the VZW GS4?
I have the OTA lollipop update.... it came in two parts. The apn settings are set per tmobile . I can send sms however only when it switches to 3g. The problem is, on lollipop, you cant toggle between 4g and 3g like kit kat would allow. So its hit and miss (much more miss than hit...lol). From the sounds of it, the radio mhz are different between vzw and tmobile regarding 4g. The other dilemma i have is that i live in the mountains of oregon so i am 3 miles outside the network.... therefore i need wifi calling. I have a google voice number, but i need my assigned phone number for work purposes.
If what you say is true regarding a rom specific for vzw, i guess i need a vzw based custom rom, that will allow me wifi calling, and also fix my sms 4g issue...
---------- Post added at 05:52 PM ---------- Previous post was at 05:13 PM ----------
Speaking of the 3g and 4g thing...... since i have rooted my phone (via kingroot), and installed supersu, am i able to turn off 4g? And if so, how do i do that?
No, you need a T-Mobile ROM that has wifi calling enabled. But like I said this is probably more an APN setting issue than any.
Here
This ^^^ is a link to the manual if you think you can find something useful in there. I've used like 20 apps that all claim they can Toggle LTE data but I've yet to find one the doesn't just bring me right back to the settings of the phone. I've heard rumors about an app that's $1 on the play store that can do it for the GS4 but I can't confirm that. It seems as though you need some special settings provided by the service provider in the ROM that allows for such changes. I might recommend looking into whether you can flash a T-Mobile ROM to the VZW variant.
http://images10.newegg.com/UploadFi...052213_F4_Rev_FINAL_Rev1_Web1403840347272.pdf
Thanks for the link for the manual. I just checked the APN settings, and they are where they need to be. There are only two different settings/entries that i have found for mmsc, and both leave me with this problem. I have researched, and can find a fix for it if i had jelly bean, or kit kat..... but i have lollipop
I am searching to see if this vzw phone will take a tmobile rom (or a variant). If it will, than i might be in business. Does anybody know if i can roll this back to kit kat, or jellybean since i am now rooted?
Unfortunately once the GS4 is on the 5.0 build the phone's bootloader does not support downgrading-I've tried. I, like you, have a the lollipop build (OC1) on my S4 and I really wish I had not taking that update. Lost story short it was an accident I shan't repeat.
finally got it working
I also ran into a wall after taking my wife s4 i545 from Verizon to T mobile. I finally got everything working. the phone is on OF1 so there's a lot of things you need to do they are all here but scattered and very hard to find. you need to root with wondershare mobilego. then you have to odin flash an OC1 kernel then change the settings to the T mobile settings then get this app called Advance signal status and change the defaul text message number from the verizon to the t mobile number and the mobile networks there too(you want GSM auto). after all that you'll be on 3g or H+ for your data but its not too bad and everything else works great including text. total time about 1 hour but just putting things together is where your time goes. hope it helps
Note if your T-Mobile SIM used to be in an iPhone
I was having crazy trouble getting my SMS and MMS working with a stock Verizon Samsung S4 (SICH-545) ROM. I believe most of the problems I had were due to the fact that I was previously using an iPhone4 as my T-Mobile device. After searching through the internet and finding the proper settings for T-Mobile APN, I was able to quickly get phone calls and 4G data working. However, there were some things that took a while to get working. Initially, I could receive SMS, but not send SMS, nor send/receive MMS. It's now working and here's what needed to be done:
Remove the phone from iMessage (allowed sending of SMS)
Remove the phone from iCloud (allowed sending/receipt of MMS)
Lastly, to ensure you get Voicemail access, change the Voicemail number in your Settings. To get directly to VoiceMail with T-Mobile, dial '123'. There's a different number for accessing from a different phone, but this works directly from your T-Mo phone.
I did not get a chance to read all of the responses on this thread, however, I can probably help resolve if the answer is not already embedded in this thread.
I have successfully rooted a Verizon SCH-I545 with stock Verizon ROM and got SMS/MMS to work. Unfortunately, I have only been successful through locking out LTE. If you want more detail please IM me. Otherwise, here is a quick overview:
1. Root SCH-I545 (There are a handful of methods but Wondershare MobileGO seems to do it for me.)
2. Update APN’s to T-Mobile (fast.tmobile.com)
3. Download Advanced Signal Status. Change Data Signal to lock GSM/CDMA (PRL)
4. Reboot and Enjoy
Worked on several handsets I have flashed.
NOTE: A simpler method would be to flash ALBE95_S6 using Flash Fire then there is no need to deal with locking your data signal through Advanced Signal Status, just use the default Network Settings within the ROM.
Hope this helps.
That doesn't work for me. I can't access Additional Info, AND even when I could, DATA would disconnect... so I'd have calls and texts.. but no data.
DMiller92 said:
That doesn't work for me. I can't access Additional Info, AND even when I could, DATA would disconnect... so I'd have calls and texts.. but no data.
Click to expand...
Click to collapse
Change the smsc number to +12063130004 and the network mode to gsm (auto) using advanced network status app. You'll need root and the latest supersu binary
worked but now i cannot even toggle wifi
has anyone figured this out yet? driving me crazy not able to reply to texts.
complete noob so please be kind and go s l o w so I can understand
Thanks
shel2u said:
has anyone figured this out yet? driving me crazy not able to reply to texts.
complete noob so please be kind and go s l o w so I can understand
Thanks
Click to expand...
Click to collapse
I did the same, flashfire albe s6, rooted, busybox, apn change, advanced settings gsm/umts, lost wifi too, but....
I was able to fix it. There is a wifi fix in one of the earlier posts: http://forum.xda-developers.com/galaxy-s4-verizon/general/gogolies-wifi-fixes-t3099951 forgot which one I used. but it all works now (on tmobile that is)
Oh, in case you went and downloaded the latest ota from verizon (f*** you very much), like I did, lol, there's a wifi fix for the OC1 bootloader too, for us flashfire people: https://www.androidfilehost.com/?fid=23991606952597069
here's the directions, nice and slow
root the phone, I used kingroot, then converted to supersu, then install busybox
then install safestrap, if you can (your bootloader is older than and not including OC1) or (if you went OC1 or newer), then install flashfire, like I did. Only thing is, if you muff something up and only have flashfire and not "real" recovery, other than the stock one, it gets kinda stick fixing it, (you have to odin in the verizon stock full image of OC1 and start over, I think, I forgot).
then I installed albes s6 rom, I think its in the unified or maybe att s4 section. its easy to find. Its prerooted, so I just updated busybox and then re-installed flashfire. when you install albes make sure you do a full wipe and flash the oc1 bootloader after the albe rom, in flashfire, that's the only way it'll boot.
ok, so you got albes, now you need to change the apn. I use idoneapp gt 3.8. The guy doesnt give it away for free anymore, and I don't blame him, I was just lucky enough to grab 3.5 (which you need to install 3.8) and 3.8 before he decided to charge for it. Its for the sprint s4, but it allows you to do alot of stuff, even on the verizon variety (lol). You can change the apn, allow wifi tethering, get into the advanced menu to change the radios (gsm, cdma, wcdma, lte, etc) (or you can dial *#*#4636#*#* - sometimes doesnt work though. There are other apps on the playstore to change the apn too, so change it after you do all that other stuff. make sure you have the mmsc and everything else correct for tmobile. I have mine set on lte, gsm, cdma, which seems to work for everything, voice, data, mms. Anyway, good luck and have fun! If it doesn't work, oh well, I bought mine for $13. I also have 3 other s4s, a sprint l720t, the cricket one, and the 970 us cellular. I cant get the cricket or the us cellular to take the tmobile sim, even though I flashed the radios to gsm and the roms to tmobile (pain in the a**), but I think those, although they do have the radios, don't have something else hardware wise to allow gsm, since they are both exclusively cdma. I found the sprint one, paid $10 for the cricket, and $22 for the us cellular (it was brand new though). I get lucky on ebay, people think their phones don't work and they do. I've take all of them apart many times, and most times they just need the usb,mic ribbon cable, which I can get on ebay for $1.89 (there's 2 versions though). Late

enhanced 4g LTE gray out after update to android 8.0 TMobile

I notice that after update to android 8.0 everytime making a call my data switches over to H or 3g once the call ended it switches back to LTE and 8 notice that when on call the enhanced 4g LTE option is gray out. Does anyone have this problem? Im on T-Mobile
yht9425 said:
I notice that after update to android 8.0 everytime making a call my data switches over to H or 3g once the call ended it switches back to LTE and 8 notice that when on call the enhanced 4g LTE option is gray out. Does anyone have this problem? Im on T-Mobile
Click to expand...
Click to collapse
As I know that is not a problem . reason behind Switching network lte to 3g is that there is no call support available for 4g.
I am on 7.1.2 and I have same thing.
Sorry for my bad english.
QadirAliKhan said:
As I know that is not a problem . reason behind Switching network lte to 3g is that there is no call support available for 4g.
I am on 7.1.2 and I have same thing.
Sorry for my bad english.
Click to expand...
Click to collapse
It was working for me on 7.1.2
yht9425 said:
It was working for me on 7.1.2
Click to expand...
Click to collapse
Dear o my dear brother how it is possible to call without switching when there is no calling support for lte ...??
I am not force my point but think dear ..
QadirAliKhan said:
Dear o my dear brother how it is possible to call without switching when there is no calling support for lte ...??
I am not force my point but think dear ..
Click to expand...
Click to collapse
You are aware that voice over lte (volte) is a thing right?
On most carriers you can absolutely call over lte, so IDK what the hell you're talking about
EDIT: at least here in the states, we have volte, not sure where you live, but sucks if you don't.
On topic though, I'm not sure what's up with your volte. I'm on O official and I just checked and my advanced calling is working fine and not greyed out.
I show it as enabled on mine. How did you update to O? I dirty flashed the factory image via fastboot. I am roaming though currently.
I did have some issues with Carrier Services though a couple of months ago. Have you tried rolling that back, rebooting your device, and seeing if you can enable Enhanced LTE?
jcsww said:
I show it as enabled on mine. How did you update to O? I dirty flashed the factory image via fastboot. I am roaming though currently.
I did have some issues with Carrier Services though a couple of months ago. Have you tried rolling that back, rebooting your device, and seeing if you can enable Enhanced LTE?
Click to expand...
Click to collapse
Enhanced 4g LTE is is only gray out doing phone calls, so doing calls my data will switch to H or 3g right after i hangup the call it switch back to LTE and enhanced 4gLTE option be enabled again. I was able to get volLTE on 7.1.2 on T-Mobile network after android O it broke
swapavi said:
You are aware that voice over lte lte) is a thing right?
On most carriers you can absolutely call over lte, so IDK what the hell you're talking about
EDIT: at least here in the states, we have volte, not sure where you live, but sucks if you don't.
On topic though, I'm not sure what's up with your volte. I'm on O official and I just checked and my advanced calling is working fine and not greyed out.
Click to expand...
Click to collapse
R u with TMobile? Does ur data switch to 3g or h while on phone call and switch back to LTE when u done with ur call?
yht9425 said:
R u with TMobile? Does ur data switch to 3g or h while on phone call and switch back to LTE when u done with ur call?
Click to expand...
Click to collapse
Yep, T-Mobile. And it stays on LTE all the time. It's lte before a call, lte during a call, and lte after a call.
I manually flashed (clean flash) the imaged though.
swapavi said:
Yep, T-Mobile. And it stays on LTE all the time. It's lte before a call, lte during a call, and lte after a call.
I manually flashed (clean flash) the imaged though.
Click to expand...
Click to collapse
I manually flash the image too even did a factory reset again, still same issue
swapavi said:
Yep, T-Mobile. And it stays on LTE all the time. It's lte before a call, lte during a call, and lte after a call.
I manually flashed (clean flash) the imaged though.
Click to expand...
Click to collapse
Can you tell me the steps u did to clean flash the image? I wonder what i missed.. are u running a custom kernel ? Or all stock?
yht9425 said:
Can you tell me the steps u did to clean flash the image? I wonder what i missed.. are u running a custom kernel ? Or all stock?
Click to expand...
Click to collapse
Can u check and see what radio are u on?
yht9425 said:
Can u check and see what radio are u on?
Click to expand...
Click to collapse
Radio is 3.84
I opened the image up and flashed each individually
Fastboot flash system, flash vendor, flash boot, and flash recovery.
On elemental x 5.0.3 right now.
I had this problem and I had a hunch after checking the *#*#4636#*#* menu that everything was enabled. It did say wifi calling was unregistered but was enabled. Same with the volte option, so when I got home I made sure to make a wifi calling enabled call. Then disabled wifi to verify my hunch and made a regular cellular call and viola volte was working. Might be something to try if you have not.
My LTE hasn't functioned ever since I updated to Android 8. I cannot get access to the internet, links pasted in whatsapp chats do not work. I still get whatsapp messages and emails but no access to internet either from links or from Firefox/Chrome. Plus, the LTE band is perenially off.
yht9425 said:
I notice that after update to android 8.0 everytime making a call my data switches over to H or 3g once the call ended it switches back to LTE and 8 notice that when on call the enhanced 4g LTE option is gray out. Does anyone have this problem? Im on T-Mobile
Click to expand...
Click to collapse
I am on T-Mobile running 8.0.0 OP6.170623.019 build. I can confirm that VoLTE is working for me.
My phone stays on LTE while on a call.
Wi-Fi calling also works, as does native Visual Voicemail.
You may want to try going to the APN settings and "Reset to default". Afterwards, check the top one if it is not already selected.
The IMS ones are for VoLTE, Wi-Fi calling and SMS over IMS.
SpookyTunes said:
I am on T-Mobile running 8.0.0 OP6.170623.019 build. I can confirm that VoLTE is working for me.
My phone stays on LTE while on a call.
Wi-Fi calling also works, as does native Visual Voicemail.
You may want to try going to the APN settings and "Reset to default". Afterwards, check the top one if it is not already selected.
The IMS ones are for VoLTE, Wi-Fi calling and SMS over IMS.
Click to expand...
Click to collapse
Its weird when i install the September build it wont read my sim card at all
Sorry for the off topic question, just wondering if the LTE aggregation issue with 7.x radios and T-Mobile is fixed in oreo?
vivilxw said:
Sorry for the off topic question, just wondering if the LTE aggregation issue with 7.x radios and T-Mobile is fixed in oreo?
Click to expand...
Click to collapse
I have read it is better, but not completely fixed with the new baseband image. Personally never had the issue myself. I am in NYC and we have B4, B12, and B2 all deployed. I am in and out of the subway so my phone drops and re-connects many times a day without issue. I did have some issues after the 6.0.1 update, but solved it by forcing my phone to 2G, then 3G, then LTE. I never had an issue after that.

Question How to enable VoLTE and VoWIFI on AT&T with unlocked Pixel 6?

Hi folks,
The title pretty much says it all. I've got a new unlocked P6 bought from Google, using it on AT&T here in the US. It doesn't show VoLTE and when I go in to turn on VoWIFI I get an error to the effect that "we couldn't turn on VoWIFI."
The VoLTE worked out of the box on my prior phone (OP6T) but I never attempted VoWIFI with it.
Is there a special process to go through, or do I need to chat up the ATT reps? It's possible I'm not provisioned appropriately; my SIM is the same SIM I've been using on several phones over a good number of years.
Before I go in "cold" to a conversation with them I'd prefer to know exactly what to ask them for.
Thanks
Here's their whitelist:
Note this is the latest updated list (edit)
I had to have them enable it for me. I did it via chat support. It broke the ability took make regular calls but a quick call back (from a different phone) and it was fixed.
starbiker99 said:
I had to have them enable it for me. I did it via chat support. It broke the ability took make regular calls but a quick call back (from a different phone) and it was fixed.
Click to expand...
Click to collapse
Thanks. I will see about chatting them up. Hopefully they won't break my regular phone capabilities.
Frankenscript said:
Thanks. I will see about chatting them up. Hopefully they won't break my regular phone capabilities.
Click to expand...
Click to collapse
Funny thing before I chatted with them my Pixel 6 showed up on my account after they did whatever they did it now shows unknown device. It works so it doesn't really bother me. Edit: I have the unlocked version from Google as well.
Frankenscript said:
Thanks. I will see about chatting them up. Hopefully they won't break my regular phone capabilities.
Click to expand...
Click to collapse
Ask for "advanced tech support" when the dud robo attendant ask what for, repeat.
I posted (edited) the updated whitelist, with more models and harder to read
I double checked my devices... but the proof will be when they still are working.
Lol, what could go wrong?
Yeah, be afraid, be very afraid
On with chat now. Just gave them my IMEI. We shall see soon
OK, I'm all set. I think, or maybe I hope.
The chat function worked well. After getting past the chatbot I spoke with a real agent, explained my need, and she quickly took my IMEI and got it set up in the system. I got a text quickly that some ATT stuff got activated (I'll be able to turn on spam blocking and such). I was able to go in after a reboot and turn on wifi calling, leaving my preference as using Mobile Network.
I made a test call and it actually used the Wifi instead of mobile, which concerned me. I disconnected from my hotspot and tried a call, and mobile network calling worked fine, though.
Agent said my preference setting should take hold within 24 hours, in any case. We also went into the dial menu and verified VoLTE was turned on:
"Open dial and Type *#*#4636#*#* Choose Phone information option from test Screen. Now you can Enable VoLTE Support Provisioned Flag. Restart your device. Now you can see 4G LTE option under Network Bar. This will activate unlimited HD Voice Calls."
It was on and grayed out, so should be active. Just surprised there was no special icon showing in status bar like my old phone had.
Everything seems to be working so I think I'm good to go. Thanks for your help guys!
edit: after getting me set up she did a hard sell to get me to use the eIMEI for another ATT account. I declined.
How can I tell if VoLTE is enabled?
chaimav said:
How can I tell if VoLTE is enabled?
Click to expand...
Click to collapse
See my post above. Enter the code in the dialer to access the hidden menu. It will bring up a screen that shows some settings, one will be the switch for VoLTE. For me it showed on but grayed out, which apparently is the correct setting. If it shows off, that would mean you aren't provisioned for it and need help from your carrier.
Frankenscript said:
See my post above. Enter the code in the dialer to access the hidden menu. It will bring up a screen that shows some settings, one will be the switch for VoLTE. For me it showed on but grayed out, which apparently is the correct setting. If it shows off, that would mean you aren't provisioned for it and need help from your carrier.
Click to expand...
Click to collapse
*#*#4636#*#* Thanks, very nice. On my N10+/pie this is the only place were the VoLTE setting can be seen as a toggle which is on. Yay.
Oh, one other note. Wifi calling seems to be working fine, though I haven't had a chance to check its integration with Google's visual voicemail.
What I notice is that the decision to use wifi instead of mobile is kinda hair-trigger. At my home, LTE bars are low but calls always work just fine. However, now with wifi calling turned on (with preference being mobile network), the system usually decides to use wifi anyway due to low signal. I also noticed at a grocery store, where my phone auto connects to their wifi, that when I was in the back of the store (weak LTE) it switched to wifi calling mode, then switched back to regular mode in the front of the store (strong LTE signal).
So, the system is conservative and moves over to wifi pretty often rather than treating it like a last resort. I guess that is good behavior.
Frankenscript said:
See my post above. Enter the code in the dialer to access the hidden menu. It will bring up a screen that shows some settings, one will be the switch for VoLTE. For me it showed on but grayed out, which apparently is the correct setting. If it shows off, that would mean you aren't provisioned for it and need help from your carrier.
Click to expand...
Click to collapse
I have an unlocked P6 direct from Google on AT&T. I have it greyed out but on. Does that mean I need to contact AT&T?
I had never gotten wifi calling set up on anybody my previous phones, so I definitely needed to get that turned on/provisioned for my account. The rep also told me that adding my non-ATT IMEI was needed; indeed several options became available once that was done. I don't think anybody this was needed for VoLTE though.
So pat of this might just have been due to my account history.
To cap this off, I got a wifi call just now and it transcribed fine.
Frankenscript said:
I had never gotten wifi calling set up on anybody my previous phones, so I definitely needed to get that turned on/provisioned for my account. The rep also told me that adding my non-ATT IMEI was needed; indeed several options became available once that was done. I don't think anybody this was needed for VoLTE though.
So pat of this might just have been due to my account history.
Click to expand...
Click to collapse
Not needed for VoLTE on AT&T as I can switch the sim card between my AT&T N975U1 and unlocked N975U seamlessly. However I never use wifi, tethering or more advanced features on these two devices... so no idea about that.

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