Questions tagged [4g]

4G is the fourth generation of cellular wireless standards, therefore the successor of the 2G and 3G families of standards. The candidates for 4G are LTE (Long Term Evolution) and WirelessMAN-Advanced.

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2answers
5k views

How to set signal strength threshold for switching WiFi on and off?

When the WiFi signal strength is low, the phone switches to a 4G network. When the WiFi signal strength is high, the phone switches to that WiFi network. This is normal behavior for any Android ...
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3answers
3k views

Disable mobile data permanently

A strange request I know... but I am quite keen to disable mobile data from my phone permanently (as opposed to just switching it off in the settings) so that I can only browse the internet when I'm ...
3
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2answers
3k views

Two 4G sim enabled simultaneously (Jio & Airtel) - Samsung Galaxy On Max

I have Samsung Galaxy On Max and inserted two different carrier SIM cards that are Jio4g and Airtel. It has been written that this device is dual sim 4g. It was working fine till I was using Jio4g as ...
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2answers
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Change IMEI number to obtain tablet data plan?

It looks like T-Mobile offers very cheap data-only plans, but these are only available for tablets. I have read that this is enforced by tracking your IMEI. I was wondering: Is it possible to change ...
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1answer
2k views

Making the phone LG G2 4G LTE (D802T) use LTE permanently

I have recently purchased LG G2 D802T. In my country 4G is recently launched (Pakistan) but in my mobile while trying to search for networks it has only GSM or WCDMA (No LTE). My question is that how ...
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2answers
47k views

Bypass T-Mobile Hotspot Tethering Limit by using the phone's unlimited plan?

I have the 10gb hotspot plan for tmobile but I also have unlimited data when I'm on my phone. Is there a way to bypass the hotspot limit by using the unlimited data from my phone instead? I have the ...
8
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1answer
4k views

Aggregating two 4G/3G data links from 2 different sims?

Having two 4G capable sims -from truely two different operators (no virtual carriers at all)- and a Dual Active sim phone (Zenfone 2 Laser), I want to do true load balancing with a 1 sim + 1 sim 4G/3G ...
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1answer
916 views

How to enable 4G in Samsung Galaxy S4 SPH-L720

I have a Samsung Galaxy S4 SPH-L720 I want to use 4G. How can I enable 4G in Samsung Galaxy S4 SPH-L720.
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2answers
3k views

Xperia Z3v Simultaneous LTE and Voice Service

I'm told by Verizon that the Z3v will be unable to access mobile data while in a call until January. If only they told you this before the sale! In any case, does anyone know of a workaround, or a way ...
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1answer
29k views

You have lost data connectivity because you left your home network with data roaming turned off

I get a "you have lost data connectivity because you left your home network with data roaming turned off " message whenever I turn on my 4G connection. The problem is my sim card if from the same ...
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3answers
1k views

Need to recover android system for soft bricked Onda v919 4G

I have an Onda v919 4G that I messed with and broke. I changed a line in the /system/etc/parameters file. I wanted the system to use my SD card (256 Gb) as the primary storage device for my apps and ...
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1answer
42 views

Will a CDMA carrier's LTE work on a GSM-only phone?

More specifically, I'd like to know if a Sprint-based carrier (Tello) will work on a Xiaomi Redmi Note 8 (M1908C3JG).
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1answer
63k views

How Do I Activate 4G LTE Only On Samsung Galaxy A5(2016)

I use Samsung Galaxy A5(2016) and have just upgraded the firmware to Android 6.0 (Mashmallow). The phone supports 4G but the option to set it there is LTE/3G/2G (auto connect) on Network mode. How ...
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0answers
39 views

Data on 4G only with 3g access without data

My provider has special 4G only bundles at more GB/$ but has no VoLTE support, I was looking for a solution to block mobile data when and after i get a call or for other reasons when I drop to 3G/H+. ...
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0answers
21 views

Is there a way to host a public minecraft server on a 32-bit Android device

I have only a 32-bit android device. Is there a way to host a minecraft bedrock edition server on it?
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0answers
45 views

Phone not connecting in 4G

I have, since almost one year, a Xiaomi Redmi Note 6 Pro smartphone and never connected on 4G, in the tray bar there is always H or H+ (in the previous phone I had it was almost always on 4G). My ISP ...
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0answers
52 views

Access Channel Impulse Response of LTE signals on cell phone

Is there a way to access channel impulse response information on ios/android or any other mobile software? I was looking at the android developer website but could only find functions that provide ...
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0answers
81 views

Internet speed slows down when charging

I have tested two android phone as soon as i plug the phone to charger or powerbank the internet speed drops like 50% to 80% is it normal?
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6answers
92k views

How can I find out which bands my phone supports

Background: I recently bought the Padfone X, and have been attempting to get it on my network. Part of this effort has been verifying information I have found online which claims that it supports LTE ...
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0answers
143 views

Mobile Data Always Active Not Working

I have my android device connected to a wifi router. I know for a fact that the router is not connected to the internet, which I am fine with. On the wifi settings page it says "Internet may not be ...
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1answer
2k views

Translation of RIL_PreferredNetworkType terminology to human speak?

In Android's source code, I see typedef enum { PREF_NET_TYPE_GSM_WCDMA = 0, /* GSM/WCDMA (WCDMA preferred) */ PREF_NET_TYPE_GSM_ONLY = 1, /* GSM only */ ...
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0answers
43 views

Sim Card Virtualization in JIOFI

I have a 3G android without any sim. For UPI verification in Gpay, a SIM is required. Is it possible to virtualize the sim in JIOFI device?
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0answers
219 views

How to successfully complete an LTE RAM dump using “Boost” LG STYLO3(ls777)

When trying the LTE RAM DUMP it's not working. I have a boost LG Stylo3 (ls777) and I've tried the dialer code sequence given and it does nothing... Is there another code sequence I should be trying ...
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1answer
647 views

4g icon always showing on my S6 (But my cellular network is not 4g)

4g icon always shows on my top right side with signals bar on my newly bought(second hand) samsung S6 mobile. problem is that my cellular network is not 4G. It only supports 3G. Is my S6 software ...
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2answers
23k views

Connect android phone to WAN port of router (not lan)

I would like to connect my phone to a router so that I can share its internet connection among the devices in my house. How do I connect the phone to the WAN port of my router so that the router is '...
2
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3answers
9k views

“Unfortunately, the process com.android.phone has stopped” error

"Unfortunately, the process com.android.phone has stopped" error occurs when i try to change my network mode to LTE only. The phone i'm using is Samsung J5(SM-J500H).
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4answers
56k views

How to safely activate LTE on S4 mini (GT-i9195) running 4.2.2?

I'd like to activate LTE on my device: S4 mini with LTE (GT-i9195). There seems to be ways of doing this, but they seem rather "scary" and experimental at best: http://www.androidauthority.com/...
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0answers
144 views

Finding which lte bands my Samsung galaxy tab supports without rooting?

Everything is in the title It’s not about the bands currently in use but those my device can supports (my cell phone provider is refusing to let me access full of their supportted bands)… As I don t ...
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1answer
273 views

Disable VoLTE, while still using LTE - To force Jio4gVoice to work

I have a Nexus 5X running an unofficial Pie build (https://forum.xda-developers.com/nexus-5x/development/rom-android-source-project-t3827122) VoLTE does not work (no incoming or outgoing calls), but ...
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1answer
686 views

Airtel 4g network not working on certain apps

So I am using Vivo V7 on an airtel 4g data connection and every time I try to open apps like swiggy or foodpanda I get a message saying "there was a problem" "please try again later. However when I ...
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1answer
3k views

How do I unlock 4G bands?

I'm using Xiaomi MI4. In India it doesnt support 4G bands, is there a way to unlock 4G bands for this device?
5
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3answers
51k views

How can I force version 5.0.1 on Note 4 to only connect to 4G LTE when available?

My Note 4 running 5.0.1 will often connect to 4G rather than 4G LTE when both are available. When this happens I can turn airplane mode on and off it will then reconnect to 4G LTE, sometimes with 5 ...
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3answers
481 views

is it possible to get location via a cellular network if the device doesnt have a data plan?

is it possible to get location via a cellular network if the device doesnt have a data plan? or does it need a data plan to be able to get location via a cellular network? is a data plan needed to ...
1
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0answers
26 views

Is phone call quality different depending on the connectivity standard?

I've been trying to figure out how to achieve the best audio quality in phone calls, and part of it is finding out whether GSM, CDMA, LTE or other standards/technologies compress the audio the same ...
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1answer
1k views

XIAOMI Mi A1 LTE bands - User manual or website is right?

Situation: Live in Spain, moving to Argentina. Buy a new Xiaomi MI A1, on the website it lists support to LTE B4 (main band in Argentina). Get the phone, open the box which says GLOBAL Version, but ...
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0answers
50 views

Why does VoLTE deployment only take a “Carrier Update” on iOS for all iPhones to have it enabled, but only a select few Android handsets get it?

I am guessing carriers need to adjust the software, but why isn't this negotiated by Android by default so that no modifications would be necessary? Why is there no equivalent of "carrier updates"?
2
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1answer
393 views

Why do phones need an OTA update to support VoLTE for certain carriers but they work out of the box for other VoLTE carriers? [closed]

This is regarding unlocked phones sold from stores. A major carrier in my country depoloyed a VoLTE network and it worked even on custom ROMs with very minor problems. Now 2 other carriers are ...
1
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1answer
435 views

No LTE on samsung s4 mini?

I am using a Samsung S4 Mini Model GT-l9195 with Lineage OS 14.1. I used the LTE Image to install LOS. But actually, I am not sure if my phone is able to use LTE. Because there was also a non-LTE ...
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0answers
60 views

How to do a reset my LTE profile? (or fix some type of hardware LTE failure)

My phone, Samsung G920FD aka Galaxy S6 Duo works with band 3 LTE yet lately (two days ago), it sudden stops to work on this band, it simply doesn't connect to it while my other phones connect to band ...
2
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1answer
61 views

LTE: Lost/Stolen Phone in another country, didn't receive text/data/voicemails after new SIM?

I had an unfortunate situation occur to me where my phone was pick pocketed out of my pocket while on Vacation out of the country. We decided to not cancel the phone line because doing so would ...
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0answers
42 views

Is there a way to list all 4G networks within range?

Does anyone know of a method to obtain a list of all 4G networks within range at the current location? Currently running Android 7.1 on an HTC U11 if relevant.
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1answer
61 views

What are the radio band present in the hidden phone menu?

Not locked to it or anything (plenty of efs backups) just wondering what differences there are between say, the US band and the Cellular 800 band.
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1answer
38 views

4G network compatibility in France

I read somewhere (here) that in France, in order for the 4G to work ideally with all carriers, one should have a smartphone with the 4G network spec: "FDD-LTE : Bands : 1/3/7/20/28". I am considering ...
0
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1answer
242 views

Get SIM card connection info

If I want to know if I am connected 2G, 3G or 4G, how do I check that on Android? I don't seem to have any default SIM-related app on my phone, nor does the SIM setting screen give much information ...
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0answers
100 views

4G signal with mobile turned off

Recently I have noticed that my cellular company (TIM, I'm in Brazil) has been charging me for network connections daily. I rarely use cellular network since at home and in my job has wifi and I don't ...
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1answer
724 views

Is my phone using LTE if the notification area says 4G?

When I bought my Galaxy S5, it came with Android 4.4.2. When I was connected to my mobile data network, the notification area had a little icon that said "LTE" above to arrows showing data being ...
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1answer
5k views

how to make swipe elite plus volte phone

I have swipe elite plus and and want to make it volte but problem is there is no update from swipe and there is no custom rom available for swipe elite plus. please help
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0answers
59 views

Receiving a call downgrades to 3G/H permanently?

Some background I'm using my Nexus 5X running Android 7.1.2 as a wifi access point for my computers. I'm subscribed to an unlimited 4G plan, no upper limits. I got the phone last Fall, which is also ...
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0answers
62 views

Micromax E483 calls are not establishing until mobile is restarted

Recently I bought Micromax E483, it was working very nice but recently i am unable to make any call. Even after rebooting the mobile, calls are going only once or twice.
3
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0answers
263 views

Can a phone support lte band 41 but not support band 38?

The only difference in Google Pixel's versions for North America and for the rest of the world is their support for different lte bands and carrier aggregation. E.g., in tech specs (https://madeby....