No Internet connection during phone calls - Sprint Samsung Galaxy S 4 Q&A, Help & Troubleshoot

I just got my galaxy s4 and I noticed that I don't have Internet connection during phone calls even after rooting and putting a custom Rom is there a fix to this
Sent from my SPH-L720 using xda app-developers app

This usually happens when you only have 2G signal. Is that your case ?
Sent from my CyanogenMod Nexus 4

No I have 4g where I live
mrogers919 said:
I just got my galaxy s4 and I noticed that I don't have Internet connection during phone calls even after rooting and putting a custom Rom is there a fix to this
Sent from my SPH-L720 using xda app-developers app
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Sent from my SPH-L720 using xda app-developers app

shouldnt be the case, you can use 4g or wifi when on the phone, try it and see if works over wifi while on a call

Yes if you have no internet while on a call its because you are NOT on 4G, or WiFi.
Sent from my SPH-L720 using Tapatalk

When I had my s3 this wasn't an issue but on my s4 I don't have Internet while on the phone and yes I have 4G where I live
scott_0 said:
shouldnt be the case, you can use 4g or wifi when on the phone, try it and see if works over wifi while on a call
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Click to collapse
Sent from my SPH-L720 using xda app-developers app

You have 4G where you live but the phone is not receiving it. Perhaps there's something wrong with it's hardware.
Sent from my Cyanogenmod Nexus 4

mrogers919 said:
When I had my s3 this wasn't an issue but on my s4 I don't have Internet while on the phone and yes I have 4G where I live
Sent from my SPH-L720 using xda app-developers app
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That's because the s3 is able to use 3G and calling at the same time. The S4 doesn't have the hardware for it. Since you say you have 4G in your area, when you make a call are you connected to 4G or 3G?
Sent from my SPH-L720 using Tapatalk

I have 4G when it does this and this was doing that right out the box before I rooted it so thought it was just how the s4 was until it was rooted
Nemuritor said:
You have 4G where you live but the phone is not receiving it. Perhaps there's something wrong with it's hardware.
Sent from my Cyanogenmod Nexus 4
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Sent from my SPH-L720 using xda app-developers app

I noticed my wife phones does it too and her phone is also rooted I got both of our phones on the same day
Nemuritor said:
You have 4G where you live but the phone is not receiving it. Perhaps there's something wrong with it's hardware.
Sent from my Cyanogenmod Nexus 4
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Click to collapse
Sent from my SPH-L720 using xda app-developers app

Well all I can tell you is it works great. I just tested it, my phone was showing LTE, I placed a call, and when I was on the call I opened up internet and surfed a couple of pages, ran a speed test, and surfed facebook. So it is definitely something you are doing. You mention you are rooted, did you install a custom rom, which one? Your S3 had SVDO chip which allowed simultaneous data(3g) and voice. Sprint or Samsung got cheap and didn't include SVDO with the S4 because they hoped LTE would be more widespread by the time the phone was sold.

I'm using Sacs custom rom 4.3
cruise350 said:
Well all I can tell you is it works great. I just tested it, my phone was showing LTE, I placed a call, and when I was on the call I opened up internet and surfed a couple of pages, ran a speed test, and surfed facebook. So it is definitely something you are doing. You mention you are rooted, did you install a custom rom, which one? Your S3 had SVDO chip which allowed simultaneous data(3g) and voice. Sprint or Samsung got cheap and didn't include SVDO with the S4 because they hoped LTE would be more widespread by the time the phone was sold.
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mrogers919 said:
I'm using Sacs custom rom 4.3
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Have you asked in that forum? Could be rom related.
Sent from my GT-N5110 using Tapatalk

No I didn't because my phone was doing this right out the box also my wife's phone even before the root
mrogers919 said:
I'm using Sacs custom rom 4.3
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Sent from my SPH-L720 using xda app-developers app

Double-check in your settings what mobile networks the phone can use. Specifically, make sure it's showing both CDMA AND LTE, and not just CDMA. For some reason, some ROMs default to just CDMA.

I did switch it it's still the same i don't know what it could be never had this problem before
xfullmetal17 said:
Double-check in your settings what mobile networks the phone can use. Specifically, make sure it's showing both CDMA AND LTE, and not just CDMA. For some reason, some ROMs default to just CDMA.
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mrogers919 said:
I did switch it it's still the same i don't know what it could be never had this problem before
Sent from my SPH-L720 using xda app-developers app
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Well, if that's the case then your phone is broken and you should take it to Sprint and have them replace it. Your phone should definitely be able to access data when on a phone call if you are on LTE or WiFi.

mrogers919 said:
I just got my galaxy s4 and I noticed that I don't have Internet connection during phone calls even after rooting and putting a custom Rom is there a fix to this
Sent from my SPH-L720 using xda app-developers app
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Click to collapse
If you have the new tri-band model: SPH-L720T
Then you can not use LTE while on a call. I just found this out myself yesterday. I am a bit disappointed. on my old GS4 I could and this version I can not. I did use it maybe 2 or 3 times over the past year. Oh well.
Read the 3rd paragraph.
http://s4gru.com/index.php?/blog/1/...-due-to-circuit-switched-fallback-technology/

joems said:
If you have the new tri-band model: SPH-L720T
Then you can not use LTE while on a call. I just found this out myself yesterday. I am a bit disappointed. on my old GS4 I could and this version I can not. I did use it maybe 2 or 3 times over the past year. Oh well.
Read the 3rd paragraph.
http://s4gru.com/index.php?/blog/1/...-due-to-circuit-switched-fallback-technology/
Click to expand...
Click to collapse
Beat me to it!

Wow if I knew this I would have gotten a note 3
joems said:
If you have the new tri-band model: SPH-L720T
Then you can not use LTE while on a call. I just found this out myself yesterday. I am a bit disappointed. on my old GS4 I could and this version I can not. I did use it maybe 2 or 3 times over the past year. Oh well.
Read the 3rd paragraph.
http://s4gru.com/index.php?/blog/1/...-due-to-circuit-switched-fallback-technology/
Click to expand...
Click to collapse
Sent from my SPH-L720 using xda app-developers app

Related

Can I unlock my ns4g

I am wondering if I can use my sprint ns4g on T-Mobile some how?
Sent from my Nexus S 4G using xda app-developers app
try googleing:
sprint phone on tmobile
...amazin' how that works huh?
teach a man to phish...
Seriously wow thanks never heard of Google before
Sent from my Nexus S 4G using xda app-developers app
Bleedpurple said:
Seriously wow thanks never heard of Google before
Sent from my Nexus S 4G using xda app-developers app
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its not possible. ns4g was made for sprint specifically because it is a CDMA network. T-mobile operates on the more common GSM network.
You might be able to get it on Boost Mobile, and I've seen a thread about getting it to work on Metro PCS although it was pretty dodgy and I dont believe you even get 3g with that.
Bleedpurple said:
Seriously wow thanks never heard of Google before
Sent from my Nexus S 4G using xda app-developers app
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You failed to utilized it.
Sent from my Galaxy Nexus
lurtis said:
its not possible. ns4g was made for sprint specifically because it is a CDMA network. T-mobile operates on the more common GSM network.
You might be able to get it on Boost Mobile, and I've seen a thread about getting it to work on Metro PCS although it was pretty dodgy and I dont believe you even get 3g with that.
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Click to collapse
3G is def. working on MetroPCS with the Ns4G..
. Pretty stable too
Sent from my EVO 4G LTE

Browsing while on a phone call

Im not sure if it's just my phone or how this phone was made. I'm no longer able to browse the internet while on a phone call. I was able to do it on my sgs3.
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chatzvr4 said:
Im not sure if it's just my phone or how this phone was made. I'm no longer able to browse the internet while on a phone call. I was able to do it on my sgs3.
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Depends on your carrier. GSM has separate multiple radios (modem and voice). CDMA does not (exception: WIFI will allow you to browse while in a call).
Not possible in the Sprint variant unless you have LTE or WiFi available while you are making the phone call. As Sprint builds out its LTE network, this situation should become less of an issue.
So this phone isnt able but the sgs3 is. These are both from sprint. I dont have lte available in my area but was always able to multi task like that before
Sent from my SGS4 using xda app-developers app
Please post questions and troubleshooting in the q&a section
Sorry about that.
sent from SGS4
chatzvr4 said:
So this phone isnt able but the sgs3 is. These are both from sprint. I dont have lte available in my area but was always able to multi task like that before
Sent from my SGS4 using xda app-developers app
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The SGS3 is supported by svdo while the SGS4 is not supported. As someone else has said if your on Wi-Fi or LTE (which I seen you do not have yet), your good to go. But not on 3G.
Sent from my SPH-L710 using Xparent Skyblue Tapatalk 2
Now I know. Thank you. They should of added it to the s4
sent from SGS4
chatzvr4 said:
Now I know. Thank you. They should of added it to the s4
sent from SGS4
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Yeah, it would have been nice. I have LTE all around me, so it hasn't been a problem for me. Sucks most of you guys haven't got it yet in your area. My GNote isn't supported either. I'm assuming (as well as someone else stated) with LTE being deployed, not having it supported wouldn't be a problem. Now the problem is customers not having LTE in their respective areas.
Sent from my SPH-L710 using Xparent Skyblue Tapatalk 2
They probably figured they would be up and running before this became an issue. Thanks for info
sent from SGS4

No 3G data service during voice call????

http://forum.xda-developers.com/showthread.php?t=2258959&referrerid=5287531
So i found this thread that says S3 and Evo LTE only works data and voice.
is there way to work data and voice same time?
i do a lot calls and i need to check mails and etc.
Not on 3G with the S4, however, voice and LTE work if you have LTE service in your area.
FanOfSkynyrd said:
Not on 3G with the S4, however, voice and LTE work if you have LTE service in your area.
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sigh i do get 4g lte around my area, but not all.
i just don get it!!!! s3 works but not s4...
also do you get lost data or drop call when 3g to lte, or lte to 3g convent?
Wifi and LTE work, not 3g.
Sent from my SPH-L720 using Tapatalk 4 Beta
Yea I am rooted on my I9505 but have not figured out how to get access or if there is a way. Ugh sucks figured sprint would at least keep the things that kept me with the galaxy line..it is to the point if you want to enjoy your phone you have to root.
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macgpit said:
Yea I am rooted on my I9505 but have not figured out how to get access or if there is a way. Ugh sucks figured sprint would at least keep the things that kept me with the galaxy line..it is to the point if you want to enjoy your phone you have to root.
Sent from my SPH-L720 using xda app-developers app
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What the heck are you talking about. You're on an international phone. So it shouldn't matter if sprint can't do voice and 3g at the same time.
Sent from my SPH-L720 using Tapatalk 4
daniel4653 said:
What the heck are you talking about. You're on an international phone. So it shouldn't matter if sprint can't do voice and 3g at the same time.
Sent from my SPH-L720 using Tapatalk 4
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I drive semi it is more productive when you can look up street view roads that may have weight limits height restrictions as you are calling the company letting then know about when you will arrive.we as drivers only have a certain amount of time to drive a day.thus makes my day that much more productive. Ten extra mins could be whether I make it to the next town or not.
macgpit said:
I drive semi it is more productive when you can look up street view roads that may have weight limits height restrictions as you are calling the company letting then know about when you will arrive.we as drivers only have a certain amount of time to drive a day.thus makes my day that much more productive. Ten extra mins could be whether I make it to the next town or not.
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That's not what I am talking about. I don't see why its a concern to you if by the look of it, you don't have a sprint gs4. If you want to be on the internet and phone at the same time. Stay with a gs3.
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I do have a gs4 I just passed down my gs3. I never thought they would lose that feature... and I am a sprint customer..
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macgpit said:
I do have a gs4 I just passed down my gs3. I never thought they would lose that feature... and I am a sprint customer..
Sent from my SPH-L720 using xda app-developers app
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Well dude say you are on sprint. Lol
You said you were on your "rooted i9505". Sprint is SPH-L720. That's why you had me confused.
Sent from my SPH-L720 using Tapatalk 4

4G keeps dropping

4G keeps dropping to 3G even when my wife is right beside with her s4 on 4G happening everywhere I used to have 4g. Anyone else having issues with 4g?
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Crsdr37 said:
4G keeps dropping to 3G even when my wife is right beside with her s4 on 4G happening everywhere I used to have 4g. Anyone else having issues with 4g?
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My 4g has been perfect
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No issues with 4g.
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Crsdr37 said:
4G keeps dropping to 3G even when my wife is right beside with her s4 on 4G happening everywhere I used to have 4g. Anyone else having issues with 4g?
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Tell her to go away.
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dfuse06 said:
Tell her to go away.
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Lol I would but I'd rather have the 4g and the girl lol
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Do you guys use global or lte/cdma
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Crsdr37 said:
4G keeps dropping to 3G even when my wife is right beside with her s4 on 4G happening everywhere I used to have 4g. Anyone else having issues with 4g?
Sent from my SM-N900V using XDA Premium HD app
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Try an app called telinfo in the app store. Go to the options and select LTE only. Hopefully that will solve the issue for you.
bursthead said:
Try an app called telinfo in the app store. Go to the options and select LTE only. Hopefully that will solve the issue for you.
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I had the same problem with dropping 4g.. This app works beautifully. Thanks for this.
4G is the same for me as with the Note 2. We live in a rural area, so an occasional switch to 3G is not unheard of. But 99% of the time, my 4G is solid.
johnsonwcjw said:
I had the same problem with dropping 4g.. This app works beautifully. Thanks for this.
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Noticed when i use the app to set for LTE only that phone calls dont come thru. Calls goes straight to voice mail. Anybody else?
Quick bump... I'm having same issue as OP and the program doesn't work for me either.
A little update... I took my phone to verizon to swap out for a new phone because of constant 4g drops to 3g and 1x, Rep advised he had seen my problem fixed with a new sim card before. I hesitantly accepted to try it not thinking it would fix my problem but considered oh well if it does I wont have to setup a new phone so whats the worse that could happen. 5 days later im happy to report my 4g drops have been non existant. My 4g is as reliable as it was on my note 2.
Mine drops out on me on train ride where Verizon says it's supposed to have 4g. I'm not sure if it's supposed to since I never had Verizon until this phone release.
Is there an equivalent to At&t's Mark the Spot app that reports to Verizon dead zones and such?

WiFi Calling

Has anyone heard when/if our GS4 will receive this feature? I would love to have this option on my device.
Sent from my SPH-L720 using xda app-developers app
TKS3 said:
Has anyone heard when/if our GS4 will receive this feature? I would love to have this option on my device.
Sent from my SPH-L720 using xda app-developers app
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This feature is not coming to our phone. This is only for the S4 Mini and the MEGA.
chico1983 said:
This feature is not coming to our phone. This is only for the S4 Mini and the MEGA.
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If you read the very bottom it says with more devices coming in the future.
TKS3 said:
If you read the very bottom it says with more devices coming in the future.
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As in newer phones. The GS4 is 8/9 months old now. I doubt it will come to our phones.
Sent from my SPH-L720 using Tapatalk
You could always use Google voice and groove IP. I have heard though that it might stop working in May so don't spring for the paid version just yet.
Sent via mobile
daniel4653 said:
As in newer phones. The GS4 is 8/9 months old now. I doubt it will come to our phones.
Sent from my SPH-L720 using Tapatalk
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I don't know. The GS4 is still a flagship for Sprint. We sell more GS4 and Note3s than any other device at our stores.

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