This tag is meant for issues with the mobile data connection. For other connection issues please use the tag relevant to those, e.g. 'wifi', 'usb' or 'bluetooth'.

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0
votes
1answer
11k views

How to automatically connect to a wiFi network and turn off 4g LTE

I'd like my Samsumg Galaxy S4 verizon phone to be able to connect to my preferred wifi networks (office and home) automatically, while at the same time turn off the 4G LTE data plan. As of right ...
9
votes
3answers
17k views

How to disable cellular when WiFi is present?

I perform all my communication via the internet (Jabber, SIP), so I only need cellular as a backup. Additionally, coverage at my home is near to nonexistent and as a result, battery drains in a few ...
11
votes
5answers
7k views

How can I prevent my phone from using any kind of internet?

I have a weird plan and my phone went over its bandwidth usage this month... mostly just syncing up with Gmail, Twitter etc. So right now, every 5 minutes or so, my phone is telling me that it has ...
2
votes
1answer
3k views

4G mobile data being used even when mobile data setting is off?

I have a Motorola Moto G, the 4G version, with the original ROM upgraded to the latest version (4.4.4 official from Motorola). The first thing I did when I got it was the same I have done when I got ...
1
vote
3answers
3k views

How to use internet from another basic mobile through bluetooth?

How to connect an android phone with the basic phone having unlimited data packs . How to use the data on their phone in android using bluetooth?
-1
votes
0answers
13 views

how to fetch the data from the data base [closed]

please tell me how fetch the data from the database in android. I want to fetch the username and Password from the database and match.
0
votes
0answers
8 views

Unable to reset Data Usage Restrictions even after total settings reset

I had set mobile data usage restriction for my JellyBean 4.1.2 Xperia J a few months back. I had restricted all data accessing apps except one, LINE. But now none of the apps except LINE is able to ...
2
votes
1answer
2k views

Connection to home server via https – works with WiFi, but not with 3G

I have a very weird issue with my phone (Alcatel 997D running Android 4.0.4). Let me start at the beginning. I provide certain services (mostly syncing stuff, Firefox and Cal/CardDAV) on a server with ...
0
votes
0answers
27 views

MMS Downloading Hangs on Data State Change

As a general rule, I turn my data off and pretty much force everything to be done via WiFi unless I am out and about, at which time I have data turned on obviously. However, as many know, messaging ...
0
votes
0answers
67 views

Mobile data not working in Moto E 1st Gen after upgrading from Kitkat to Lollipop version

I have a Moto E 1st Generation phone. After upgrading to Lollipop, my mobile data is not working. It was previously working in KitKat. Is there a possible solution for this?
0
votes
1answer
19 views

Data connection keeps turning on in Alcatel One Touch?

I have an Alcatel One Touch. The data connection is turning on by itself in the past couple of months. I went to see Bell today, and the guy said it could be an app that's turning it on? How do I ...
0
votes
0answers
85 views

USB Tethered, internet works on PC but not on Phone

Ok, so this is a bit weird. I own a Samsung Galaxy Note (the very first one). And I have been using Internet on PC by USB tethering. It was all going fine, until yesterday. Since yesterday, the PC is ...
3
votes
2answers
1k views

Samsung Galaxy Ace, data network mode keeps deactivating itself

Every time i turn on my data network it deactivates itself within 5 mins ,any ideas anyone? i have a Samsung Galaxy ace.
0
votes
1answer
22 views

Bought a phone from asia

I live in the UK I bought the new htc one m9+ from asia andy data doesnt work it says service is unavailable please if anyone has any ideas
2
votes
1answer
78 views

What's the complete map from letter to mobile network type?

I was wondering about what all letters mean. Specifically the "R" that I'm currently on. I found this summary by some provider, but it doesn't contain the R-symbol that I'm on right now. These are ...
0
votes
1answer
664 views

Major issues on Micromax YUREKA after updating to Lollipop

I am having multiple issues on my Micromax Yureka after upgrading to Lollipop: I am unable to pick up calls & the display is not coming on USB storage connection is not functioning & won't ...
1
vote
0answers
29 views

How to use my android smartphone to call a distant modem?

I have a domotic app using a modem on a RTC line and would like to connect to the modem with my smartphone as I can do with my PC through Hyperterminal. Is there a means to do that, using the phone ...
1
vote
1answer
877 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 ...
5
votes
5answers
41k views

THL W3 with v4.0.4 - periodically getting “Restricted Access Changed” and losing all SIM services

What happens exactly: when I use my SIM's data connection, after 1-5 minutes of operation (be it while the phone is active or locked), I get a notification "Restricted Access Changed", losing all SIM ...
0
votes
0answers
41 views

Internet works on USB-tethered PC but no longer on the phone itself

I have enjoyed the Internet on my ZTE Z970 phone for the last several months. Whenever at home I tethered my PC through USB. I'm posting this using my tethered computer through the same phone; ...
0
votes
0answers
36 views

Mobile connection not resuming when wifi connection ends on nexus 4

I have been having some weird cellular problems with my android as of late. I have a feeling it may be linked to some update, but I don't remember the problems being linked to a specific date. ...
1
vote
4answers
2k views

How to force the mobile data (3G/4G) connection on a single app like Google voice recognition?

When an android phone is connected by both wifi and mobile data (3G/4G), it will preferentially use wifi since this saves battery and mobile data bandwidth. However, my mobile connection is more ...
0
votes
1answer
119 views

Galaxy S5 unable to switch to 4GLTE when Wi-fi is turned off

I have had my Samsung Galaxy S5 for about a year now and it has been working fine until a few days ago. I would use my wi-fi when I have access to it and then I would switch to my 4GLTE when I don't ...
15
votes
2answers
6k views

How do I enable Mobile Data only for select apps on a rooted phone?

Unfortunately my carrier charges €0.10 per MB of data -- and I've found out the hard way that Android is a data hog. As a result I keep my mobile data almost exclusively off. Is there a way, perhaps ...
0
votes
0answers
136 views

Google Maps Android API v2 not working in Samsung Note4, with data connection

My application which contains a Google map is not working (using the data connection) after updating play services (to 7.3.29). I installed the application on some other devices such as Samsung ...
1
vote
0answers
536 views

Enable background usage of specific apps on Android 5: LG G3 skin

I remember that on my previous phone running Android 4.3 I was able to disable background usage of mobile internet, yet enable it for specific apps. Instructions to do so can be found on the Google ...
2
votes
2answers
1k views

N4 lost data connection after Lollipop update - sign into network HOME

I've been unable to use the data plan on my Nexus 4 on a Straight Talk plan after updating to Lollipop. Data's not working, and I keep getting a notification that says "Sign into network HOME". When ...
1
vote
0answers
141 views

HTC Desire 816- how do I turn on my mobile data?

I have been relying on my WiFi due to not knowing how to connect to my mobile data. When i turn my mobile data on, the switch turns green indicating that it is on however, it says disconnected ...
1
vote
0answers
46 views

How to configure maximum internet speed?

I would like to set a maximum value for upload and download speeds. I want to do this so that the monthly consumption of bandwidth per month would be reduced. This would help reduce the costs ...
3
votes
0answers
111 views

How can I diagnose what is using my 3g connection in small packets

My GSM carrier rounds all used data up to 100KB. Which means that if some app is sending/receiving 500 bytes, I get charged for 100KB. Lately I observed that I go through several hundred megabytes ...
0
votes
0answers
43 views

Which file stores internet connection (and timing) details in android?

Structurally in android, is there any file that stores when the internet (data ) connection started, duration of the connection and types of connection... etc. ?? So we could access in "rooted" ...
7
votes
2answers
41k views

Allow only specific apps to use cell data, only when on 3G

I use Tasker to sync every 30 mins when on 3G. I'm on a limited data plan, and the only apps I use constantly are browser, a Twitter app (Echofon) and Whatsapp. Is there a way to allow only these apps ...
8
votes
3answers
6k views

How to make android prefer mobile data when wifi signal is very weak

When I leave home or the office there is a ring around it where I simply have no connection at all. This is because the WLAN network from my router at home or the one at the office is detected, but ...
41
votes
7answers
34k views

Can I use 2 android phones as walkie talkie? (without internet!)

I want to use 2 (or more) android phones as walkie-talkie (i.e. they talk each other without needing internet/voice call). Of course this should work with WiFi, because it doesn't make much sense a ...
0
votes
0answers
99 views

Mobile network won't connect

Service in area, but can't get data connection and no icon showing on phone. Have service on other phones but S5830 not working
1
vote
1answer
94 views

insuffient dont have enough space on my sd card [duplicate]

When I'm trying to download samthing it says "insuffient space on my device"my brean it does work when I hear that......it so confusing me..and I have engh space on my memory card
0
votes
0answers
8 views

Cellular data is not working in my Moto G 1st generation after update from 4.4.4 KitKat to 5.0.2 lollipop :( [duplicate]

I have recently updated my moto g from KitKat to lollipop but I have some issues with it such as, Cellular data not working at all, there is an exclamation mark on the side of network bar and also ...
0
votes
0answers
97 views

Sim Card Manager Cannot Open

The sim card manger on my settings cannot be open then my sim , contacts , messages cant detect on my cp .. Even In connecting mobile data , it cant connect . its says "Insert Sim card" but my sim ...
0
votes
1answer
154 views

Foreign phone won't connect to mobile data

I got a Moto G (2nd gen) in an asian country. I have brought it to the US now and use a AT&T sim card, that has a 300MB monthly mobile data plan. I'm not able to use the internet although I keep ...
1
vote
1answer
527 views

Wifi and data keeps turning on

i did a recent update off some apps a few days ago and ever since my wifi and data keeps turning on no matter how many times i turn them off... Then on the other hand, sometimes it turns off and ...
0
votes
0answers
76 views

How can I send email from my Xiaomi MI 3 using my data connection?

I am using a Xiaomi Mi 3 mobile. I am unable to send an email from Gmail using my data network but am able to send it using WiFi. I have verified all the permissions and that the data access option is ...
1
vote
1answer
43 views

How to control which apps has access to my connection?

I'm looking for how to control which application has access to network. In my country it costs bit higher for data connections. I don't have access to wifi networks always when I'm travelling. ...
1
vote
2answers
157 views

What DNS servers are used when connected to wireless data?

What DNS servers are used when connected to wireless data (not wifi)? Is there a way within Android KitKat to tell?
5
votes
2answers
13k views

Is it possible to selectively limit background data usage?

I have a sufficient data-plan so I've never worried about this... tomorrow though, I'm travelling abroad. Due to this, I will have restricted 3g usage. Are there any apps or Android settings to ...
6
votes
1answer
221 views

Do Android phones require a data connection to work?

I'm looking at buying a new phone, the oneplus one specifically(pre-orders open again November 17) and my current phone plan I do not have data, just calling and texting, and I was wondering if the ...
0
votes
0answers
26 views

Force Galaxy Nexus to always login to one network

My (Polish, Play) carrier has signed internal agreements with probably all of top carriers in my country. This allows their SIM cards to login and us both mother network and all other networks ...
0
votes
1answer
198 views

Moto G 2014: Maximum upload speed?

According to specs the 2nd gen. Moto G has network support for: GSM/GPRS/EDGE (850, 900, 1800, 1900 MHz) UMTS/HSPA+ up to 21 Mbps (850, 1700 (AWS), 1900 MHz) What's the actual maximum upload speed?
1
vote
1answer
688 views

Neo V with 4.0 ICS update — battery problem

My Sony Xperia Neo V battery performance has gone down very badly after upgrading to ICS. It mainly happens when I have my mobile data/internet turned on. How can I improve the battery performance?
3
votes
2answers
2k views

Are GPS-tracking apps data dependent?

Are GPS-tracking apps data dependent or will devices use GPS signals alone, to notify their locations? I am looking for a GPS-tracking app to track family members on a trip where we gonna have ...
0
votes
0answers
92 views

Kingsing K3 g3 connection

I have a Kingsing K3 but it doesn't seem to connect to the 3G service. I think it is set up correctly - any ideas why it won't work?