I can't receive calls at 4g - Elephone P9000 Questions & Answers

When I receive a call my phone fails to auto switch to 3g(4g is only for data). Is there any way to force it to switch to 2g instead of 3g? My phone is elephone p9000

is VoLTE available?
chtsarts said:
When I receive a call my phone fails to auto switch to 3g(4g is only for data). Is there any way to force it to switch to 2g instead of 3g? My phone is elephone p9000
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No one can make calls through the 4G network unless your operator have implemented Voice over LTE (volte). It is normal for your phone to switch to 3G when you want to make a call. This is not an issue of that phone.
Also let me add that the phone will connect automatically to the network with the strongest signal when you trying to make a call, there are a few apps which allow you to select the desired network manually, but you will have to change it back every time.
Hope that I was helpfull

I know that but the problem is that it doesn't auto switch to 3g

I can't receive any calls either when i am on 4G.
When people are trying to call me, it goes straight to voice mail.
Pretty sure this is a phone related issue as this issue has been mentioned a couple of times.
I hope this can be fixed asap

Try using slot 2 for SIM card, the one prepared only for SIM, not in double slot for SIM and SD card, and then enable 4g and try to call your phone, this works for me.
Elephone P9000

Jaglicic said:
Try using slot 2 for SIM card, the one prepared only for SIM, not in double slot for SIM and SD card, and then enable 4g and try to call your phone, this works for me.
Elephone P9000
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My 4g works perfectly but I can't receive calls when I have 4g

chtsarts said:
My 4g works perfectly but I can't receive calls when I have 4g
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I know that, but I had the same problem, and I only changed SIM card slot, that's what I'm talking about
Elephone P9000

Jaglicic said:
I know that, but I had the same problem, and I only changed SIM card slot, that's what I'm talking about
Elephone P9000
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Well I use slot 2 for my sim. Thanks anyway
But not sd

Jaglicic said:
Try using slot 2 for SIM card, the one prepared only for SIM, not in double slot for SIM and SD card, and then enable 4g and try to call your phone, this works for me.
Elephone P9000
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Mine is already in slot 2. My SD card is in slot 1

Anscience said:
Mine is already in slot 2. My SD card is in slot 1
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chtsarts said:
Well I use slot 2 for my sim. Thanks anyway
But not sd
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Click to collapse
Yea. my bad I was testing it with 4g enabled, but the connection was in that moment on 3g and it worked, every time I catch 4g it wont receive calls.

Use the folowing in phone dial:
*#*#3646633#*#*
You are in engineer mode now. Turn off the 4G and leave only 2G and 3G (auto). I hope the ELE fix this bug soon ... ... ...
Network Selecting --> set to GSM/WCDMA(auto).

artinpet said:
Use the folowing in phone dial:
*#*#3646633#*#*
You are in engineer mode now. Turn off the 4G and leave only 2G and 3G (auto). I hope the ELE fix this bug soon ... ... ...
Network Selecting --> set to GSM/WCDMA(auto).
Click to expand...
Click to collapse
I know that but I want to have 4g

I fixed this issue today, went to local operator and they fix it by flashing SIM card, didn't know that is possible but now the phone is able to switch to 3g on incoming calls ???
Elephone P9000

Jaglicic said:
I fixed this issue today, went to local operator and they fix it by flashing SIM card, didn't know that is possible but now the phone is able to switch to 3g on incoming calls
Elephone P9000
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Good news. I 'm check it tomorrow with local operator ...

In Italy switch 4g/3g works fine on stock ROM.
Sent from my P9000 using XDA Free mobile app

Solution for call drop in 4G.
Go to "Developer Options" and put to ON the "Use legacy DHCO client"

antonis1704 said:
Solution for call drop in 4G.
Go to "Developer Options" and put to ON the "Use legacy DHCO client"
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Click to collapse
I try your solution, but not working for me ...

artinpet said:
I try your solution, but not working for me ...
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Click to collapse
I use Eragon Rom and most of the time it's working for me. But sometimes it doesn't work. I don't know what's the problem or what I have to do, that it works everytime.
P.S. I didn't try the solution with DHCO.

Doesn't 3 use 4g for what they call HD calling?

type on dialer *#*#4636#*#* phone information scroll down to prefered network type and switch to lte/gsm/cdma (prl)

Related

[Q] "not registered to network" on my vibrant hellppp!

Had this vibrant for a couple of weeks then all of a sudden i couldn't make calls... it says not registered on network. i've tried the following :
toggling air plane mode, removing the battery and sim card, went to tmo to change the sim card and still nothing.i did odin back to stock, and reflashed to bionix 1.9. odin back to stock and apply update, still nothing. has anyone ran into this problem? i put my sim card into my blackberry and everything works fine i can make calls receive text.
mmeeeekkss said:
Had this vibrant for a couple of weeks then all of a sudden i couldn't make calls... it says not registered on network. i've tried the following :
toggling air plane mode, removing the battery and sim card, went to tmo to change the sim card and still nothing.i did odin back to stock, and reflashed to bionix 1.9. odin back to stock and apply update, still nothing. has anyone ran into this problem? i put my sim card into my blackberry and everything works fine i can make calls receive text.
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Click to collapse
Go to settings wireless and network and try to do a manual search for a network.
Same here when have no signal
chichu_9 said:
Go to settings wireless and network and try to do a manual search for a network.
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Yeah I tried that but it says my sim card doesn't allow it
mmeeeekkss said:
Yeah I tried that but it says my sim card doesn't allow it
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Click to collapse
Can you try to use the search now option? I just tried it on my phone and it works fine. Also, check to make sure Network mode is set to GSM/WCDMA (AUTO MODE)
Additionally, go to settings manage applications. select menu button >> Filter >> Show all >> Call settings and select clear data.
chichu_9 said:
Can you try to use the search now option? I just tried it on my phone and it works fine. Also, check to make sure Network mode is set to GSM/WCDMA (AUTO MODE)
Additionally, go to settings manage applications. select menu button >> Filter >> Show all >> Call settings and select clear data.
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Click to collapse
when i tried it right now it'll find tmo and att, but when i click tmo it says unable to connect and then it says your sim does not allow connection to this network. and i also cleared the data.
mmeeeekkss said:
when i tried it right now it'll find tmo and att, but when i click tmo it says unable to connect and then it says your sim does not allow connection to this network. and i also cleared the data.
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Do you have access to a tmobile post paid sim, if so give it a try. I am not sure why it will not let u connect to the network, unless tmobile had you blocked somehow.
chichu_9 said:
Do you have access to a tmobile post paid sim, if so give it a try. I am not sure why it will not let u connect to the network, unless tmobile had you blocked somehow.
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nah i dont have access to another sim, but when i do put my sim into my blackberry everything works fine. so i dont think tmo blocked me. i also got my phone from craigslist is there anyway the person i bought it from messed it up? but i mean it was working fine when i first bought it.
when i check my phone status my phone number and everything shows up, but im just not connected to the network.
chichu_9 said:
Go to settings wireless and network and try to do a manual search for a network.
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Had the same problem and this worked for me. Well, not exactly. Did the Setteings>Wireless and Network>Mobile Networks> Network Operators and pushed the "Select automatically" option instead. Post put me on the right track though. Thanks
ImTheDuke said:
Had the same problem and this worked for me. Well, not exactly. Did the Setteings>Wireless and Network>Mobile Networks> Network Operators and pushed the "Select automatically" option instead. Post put me on the right track though. Thanks
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Yeah I tried that too. "/ I'm sending it to samsung cause they had me go through all these restarts and it still didn't help..thanks for the help though everybody
hi have samsung fix your phone i sent mines in 2 samsung 3 times already about the same issue not registered on network n sim card not allow on this network..they said t mobile might blocked it but t mobile said its fine my sim work in another phone any ideas??
MZRED23 said:
hi have samsung fix your phone i sent mines in 2 samsung 3 times already about the same issue not registered on network n sim card not allow on this network..they said t mobile might blocked it but t mobile said its fine my sim work in another phone any ideas??
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I had this same issue. It was finally fixed with a new sim card. TMobile stated that there is a new sim card that fixes issues due to their new 3g+(4g) network. The sim would work fine on my older BB but wouldnt work on my Vibrant. They replaced the sim for free at the T-Mobile store and I have been fine since. I hope thats your same issue.

[Q] LTE but not phone calls

Hi !
Recently I bought this LG but I have this problem:
I put my sim on it and can use LTE , download stuff , facebook, whatsapp and everything connected w / internet , but I can not make or receive phone calls or sms . When I dial a number that says " network number not avaible ."
I've tried with another simcard and moved to Cm11 and CM12 but without effect.
Can anyone help ? :crying:
Sorry for the bad english
You can't make or receive calls when only LTE is enabled. LTE frequency doesn't support calls. You should try dialing *#*#4636#*#* and then select the first one. Scroll down a bit and then select the network type: LTE/GSM/WCDMA. I have this selected and everytime someone calls, phone automatically switches from LTE to WCDMA/3G. After the call it turns automatically back to LTE.
kultz said:
You can't make or receive calls when only LTE is enabled. LTE frequency doesn't support calls. You should try dialing *#*#4636#*#* and then select the first one. Scroll down a bit and then select the network type: LTE/GSM/WCDMA. I have this selected and everytime someone calls, phone automatically switches from LTE to WCDMA/3G. After the call it turns automatically back to LTE.
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The problem is that I already have on WCDMA / 3G waited for the update to the lollipop but remains the same. Any idea?
I'm really sad cuz I have a phone that does everything but phonecalls
sammywtf said:
I'm really sad cuz I have a phone that does everything but phonecalls
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Where did you get the SIM from?
Were you ever able to do calls with that SIM in any other phone?
Maybe it is a data only SIM, like sold for tablets or laptops.
I would try it with a different SIM card.
Zaaap72 said:
Where did you get the SIM from?
Were you ever able to do calls with that SIM in any other phone?
Maybe it is a data only SIM, like sold for tablets or laptops.
I would try it with a different SIM card.
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Click to collapse
Nope, I never could text or make phone calls,and the problem isn't the SIM because right now it's in other phone and works fine.
Same problem with mine, 3G/2G data is working fine but the phone won't let me do a call ("no network" available). This happened on the kitkat rom, and since that I upgraded to the official Lollipop rom (through OTA) bu the problem remain the same...
The strange thing is that the phone just came from repair (the touch screen stopped to work without no reason... ), hoppefully it was under waranty... but now the waranty is over so I don't know what to do except maybe putting this phone on a trash, but it would be a such waste...
If anyone have an idea about the problem, it is hightly welcomed!

SIM error/No SIM

I have Moto E XT1022 obviously. I have recently started facing an issue on my phone. I have 2 SIMS. First one is Vodafone and second one is Aircel. Vodafone is in SIM slot 1 and Aircel in SIM slot 2. After some time of usage, I lose the data option for Vodafone in the settings. There is only option to enable data for Aircel. Also, in the messaging application, the SIM1 is greyed out. I still have full signals on SIM1 and I can make and receive calls from SIM1 as well. But when I hang up, the dialer screen shows "No SIM or SIM error" at the top.
This problem occurs in ALL ROMs including custom and stock ROMs. Once data option for SIM1 is gone, I can still use 3rd party apps to enable/disable data on SIM1 but still there is no option for it in the settings. This problem can only be fixed by rebooting the phone but the option again vanishes after few minutes of usage even on a clean ROM where I have no app installed. What might be the problem?
Both my SIMS are on roaming and I have enabled data roaming on both SIMS.
See if the problem persists when you interchange the sims.
i.e. Aircel as sim1 and Vodafone as sim2.
nilanko said:
I have Moto E XT1022 obviously. I have recently started facing an issue on my phone. I have 2 SIMS. First one is Vodafone and second one is Aircel. Vodafone is in SIM slot 1 and Aircel in SIM slot 2. After some time of usage, I lose the data option for Vodafone in the settings. There is only option to enable data for Aircel. Also, in the messaging application, the SIM1 is greyed out. I still have full signals on SIM1 and I can make and receive calls from SIM1 as well. But when I hang up, the dialer screen shows "No SIM or SIM error" at the top.
This problem occurs in ALL ROMs including custom and stock ROMs. Once data option for SIM1 is gone, I can still use 3rd party apps to enable/disable data on SIM1 but still there is no option for it in the settings. This problem can only be fixed by rebooting the phone but the option again vanishes after few minutes of usage even on a clean ROM where I have no app installed. What might be the problem?
Both my SIMS are on roaming and I have enabled data roaming on both SIMS.
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I am getting the same error too. This is so much irritating.
vikphogat said:
I am getting the same error too. This is so much irritating.
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Click to collapse
What might b the problem? Its on all ROMS
nilanko said:
What might b the problem? Its on all ROMS
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Click to collapse
maybe some glitch in cm12.1 builds. Many a times i lost incoming and outgoing voice in calls. it gets resolved after reboot.
vikphogat said:
maybe some glitch in cm12.1 builds. Many a times i lost incoming and outgoing voice in calls. it gets resolved after reboot.
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Click to collapse
Thing is that this problem is there in stock motorola 5.1 ROM too. I didn't use to face this before on CM. I don't know when it started. By the way, are any of your SIMs on roaming? As far as I remember, this problem started after I moved out of New Delhi and now I'm on my holidays and both my SIMs are on roaming. This problem started after that only.
nilanko said:
Thing is that this problem is there in stock motorola 5.1 ROM too. I didn't use to face this before on CM. I don't know when it started. By the way, are any of your SIMs on roaming? As far as I remember, this problem started after I moved out of New Delhi and now I'm on my holidays and both my SIMs are on roaming. This problem started after that only.
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yeah, i have one sim in roaming. I am in New Delhi too this time. But i get this error on local sim too.
vikphogat said:
yeah, i have one sim in roaming. I am in New Delhi too this time. But i get this error on local sim too.
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Click to collapse
Means the data option vanishes right? Either this is a SIM problem..I mean the SIM card itself has that problem or this is related to roaming thing. Can you take the SIM on roaming out and test the phone for a few hours and check to see if this error occurs?
I also facing the same problem .. When ever i pick up incoming call it do not detect the sim on which call came .it just shows no sim card / sim error..
Sent from my XT1022 using XDA Free mobile app
I'm using moto g2. I'm also getting the same issue..."no sim or sim error"its really irritating .I'm missing my calls . hw can I fix it???? Plssss suggest the needful measures at the earliest.

Jio sim not working

I have jio sim. I used it in redmi 2 first, it was working fine.
Now that i have put the sim in my honor 5x it shows signal but internet is not working. I tried the same sim in oneplus two and it was again working fine.
Can anybody tell me what should i do to make it work?
Thanks for help.
parthik said:
I have jio sim. I used it in redmi 2 first, it was working fine.
Now that i have put the sim in my honor 5x it shows signal but internet is not working. I tried the same sim in oneplus two and it was again working fine.
Can anybody tell me what should i do to make it work?
Thanks for help.
Click to expand...
Click to collapse
Remove both sims, turn it off, place jio sim and turn it on. Make sure LTE mode is on for the sim.
Go to mobile networks, and choose accesspoints, select loop or jionet if seen.
If list is empty, click menu, create, name it jionet in first to items, click save. and select it. see if it helps.
Mine was having trouble, so i flashed Krexus rom, it's connecting now.
21031980 said:
Remove both sims, turn it off, place jio sim and turn it on. Make sure LTE mode is on for the sim.
Go to mobile networks, and choose accesspoints, select loop or jionet if seen.
If list is empty, click menu, create, name it jionet in first to items, click save. and select it. see if it helps.
Mine was having trouble, so i flashed Krexus rom, it's connecting now.
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Click to collapse
i flashed cm13 and it is working now. but i wonder whats wrong with emui?
and can you suggest me any app that kills all background task on screen lock?
jio sim is working fine,
no volte though
parthik said:
I have jio sim. I used it in redmi 2 first, it was working fine.
Now that i have put the sim in my honor 5x it shows signal but internet is not working. I tried the same sim in oneplus two and it was again working fine.
Can anybody tell me what should i do to make it work?
Thanks for help.
Click to expand...
Click to collapse
Which model of Honor 5X are you using ?
Indian Model (KIW-L22) Supports Jio sim. Other country models might support Jio sim if it is configured for Band 3 (1800Mhz), Band 5 (850Mhz), Band 40 (2300Mhz).
Mine is L24, it supports Bands 3 n 5.. i got JIO signal too but No LTE data even after creating APNs with EMUI. Only after changing to CM/Krexus, data started working. Tried APN jionet and www none worked even after restarts.
nimms said:
Mine is L24, it supports Bands 3 n 5.. i got JIO signal too but No LTE data even after creating APNs with EMUI. Only after changing to CM/Krexus, data started working. Tried APN jionet and www none worked even after restarts.
Click to expand...
Click to collapse
You should contact JIO customer support if the issue persists.
I have KIW-L23 which supports only Band 3. Still I get LTE data after setting up the APN as jionet
dont worry, this happened to me too, just do this,,
remove sim card,
make sure you insert jio in sim 1
reboot
and this is important "SELECT DEFAULT SIM CARD FOR DATA" in settings
reboot,
you should be all set now,
For me, somehow Jionet apn did not work.. apn www worked fine.
Have few queries.
In Settings -> Dual SIM settings
Have you set the 4G/3G slot to the JIO SIM slot?
Have you set JIO SIM slot as default for mobile data?
I have jio sim.I used in my honor 5x phone since 1 year,it working fine.But 2 months back,the sim is not working. Now that I have put the sim in my honor 5x it shows signals,but internet is not working and also unable to make & receive calls.I tried the same sim in Samsung phone,it was again working fine. Can anybody tell me what should I do to make it work?
Lohithaa said:
I have jio sim.I used in my honor 5x phone since 1 year,it working fine.But 2 months back,the sim is not working. Now that I have put the sim in my honor 5x it shows signals,but internet is not working and also unable to make & receive calls.I tried the same sim in Samsung phone,it was again working fine. Can anybody tell me what should I do to make it work?
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Click to collapse
are you on lineageOS ROM?

sim issue

I am having issue when calling from sim1.. During on call with sim 1... if tried calling on sim2 it says network not available and vice versa
kryolyt said:
I am having issue when calling from sim1.. During on call with sim 1... if tried calling on sim2 it says network not available and vice versa
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Click to collapse
Can you please be more specific with your problem?
FSadino said:
Can you please be more specific with your problem?
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Click to collapse
So I have dual sim... Sim1 has jio and sim2 has airtel. Now when I am on a call on sim1 anybody who calls on sim2 gets network not reachable issue but the signal shows full on my status bar. This only happens when I am on call with either of the sim and the other sim becomes unreachable
kryolyt said:
So I have dual sim... Sim1 has jio and sim2 has airtel. Now when I am on a call on sim1 anybody who calls on sim2 gets network not reachable issue but the signal shows full on my status bar. This only happens when I am on call with either of the sim and the other sim becomes unreachable
Click to expand...
Click to collapse
Also this isn't a sim issue I tried it with another handset and it works fine there
I believe that happens because, when you answer a call with one sim, the other gets automatically disabled until you finish your call. Best you can do is to redirect calls from one sim to another so that people who call you will know that you are busy talking to other person.
FSadino said:
I believe that happens because, when you answer a call with one sim, the other gets automatically disabled until you finish your call. Best you can do is to redirect calls from one sim to another so that people who call you will know that you are busy talking to other person.
Click to expand...
Click to collapse
There is this workaround But is this a device issue? Have you faced It too?
kryolyt said:
There is this workaround But is this a device issue? Have you faced It too?
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Click to collapse
No, but I did a little research and read that it is not possible to use both cards simultaneously. The same is true with the 4g network.

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