Short for "3rd generation mobile telecommunications", 3G generically refers to a set of standards for mobile phones and mobile telecommunications services. Often used when referring to a 3G mobile data connection.

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11
votes
2answers
27k views

How do I connect to a wifi ap and 3g network simultaneously?

When I turn wifi on my 3g connection shuts down, which is fine in most cases however I need to connect to a LAN at work that is not connected to the internet and I'd prefer not to lose my data ...
-2
votes
0answers
23 views

i am thinking of buying this tablet [closed]

I have an Asus memopad hd 7 173x and want the bigger screen ,but don't want to pay in the 250-300 pound mark for it .This looks ok to me but I just want reassurance from someone who knows if this is ...
1
vote
0answers
15 views

How do i change settings to improve network signal on galaxy trend lite duos

I have a virgin sim in a samsung galaxy trend lite and for the past few days my network signal keeps coming and going so i cant go on internet most of the time,the phone has been reset and i was sent ...
2
votes
1answer
2k views

How can I cancel an ongoing OTA update download?

Edit: Apparently this question was marked 'popular', so I thought I would mention that I found my solution, which has worked without issue: An app called DisableService which let me disable the ...
1
vote
0answers
237 views

Lost 3G/4G signals, 2G works only; factory reset or downgrade or changes in network settings didn't help

I have a Samsung Galaxy S4 LTE working on Lollipop and I completely lost the 3G and 4G signals. I can only use the 2G signal. When I choose in the network options (Only HSPA) there's a stop like ...
4
votes
1answer
4k views

3g network connection Problem while using data

For last two months or so, the situation in my two years old international HTC One X is that the data is not connecting when it is on 3g network but it is working absolutely fine with 2g network. when ...
3
votes
2answers
24k views

Whatsapp doesn't work over 3G,everything else works fine

A friend has a factory fresh, unrooted Samsung Galaxy S Duos, and except for Whatsapp every other internet accessing app works fine on a 3G or EDGE connection. She has un/reinstalled Whatsapp several ...
3
votes
3answers
3k views

How to stop getting internet through the prepaid card and use only my home wifi?

I bought a 3G prepaid card that offers internet, but I want to stop getting Internet through the card and use WiFi to connect to his home router or certain WiFi networks of choice. I know how to ...
11
votes
5answers
8k 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 ...
3
votes
2answers
808 views

Foreign phone, stuck on 2G

I am currently working on a Coolpad 8150, a Chinese phone running Android 2.3.7. It is connected to T-Mobile (in the United States) and can place calls successfully. However, it is stuck on 2G. I have ...
0
votes
0answers
29 views

how to precisely log all data connections on 3G / phone creates tons of data sessions

I had the problem that my phone burned through a 10$ prepaid card (outside US) within minutes. It created a new 1kb/2kb data connection every 4 seconds. I was fully charged for a session every time. ...
2
votes
4answers
6k views

How to limit bandwidth usage

Can anyone suggest a suitable way to limit internet bandwidth? I am using 3G mobile data. I know how to limit the maximum data usage but I need to control the bandwidth so that my mobile data ...
3
votes
3answers
28k views

Simple way to toggle between 2G and 3G connection

TL;DR Usually, I have my device locked to "2G only" for multiple reasons: saving battery-life no need for "high-speed" to simply be informed about new mail or doing the little contacts/calendar ...
0
votes
0answers
62 views

Network preference automatically getting reverted from WCDMA to GSM only

I have been trying to register my Tecno D5 (running Android 4.0.4) with 3G network, but it is not working. Every time I click on the WCDMA mode, it turns back to GSM only.
1
vote
1answer
12k views

Moto G2 internet connection switch from 3G to 2G network

I am using Moto G2 with Lollipop 5.0.2. And I am having this trouble that whenever I am using 3G service, it automatically switches to 2G and in between it gets back to 3G. This keeps on going and ...
6
votes
5answers
51k 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 ...
1
vote
1answer
4k views

No 3G on a Samsung GT i5800

I recently bought a Samsung GT i5800, ok. It has Android 2.1 update1 installed. ok. If i need to connect to the internet through wifi, then i can, ok! If i need to connect through a vodafone mobile ...
1
vote
0answers
69 views

Private communication over wifi but internet over 3G

I have a raspberry pi which creates an WiFi hotspot and I want my android app to communicate with the pi over that connection. The big problem now is that the pi has no internet access so I would like ...
0
votes
1answer
278 views

3G/4G not working in Samsung galaxy S3 SGH-I747M

My 3G and 4G is not working on SAMSUNG SGH-I747M. It's an AT&T version of S3 so according to specifications it must support both. Can anyone tell what should I modify in order to get it working?
0
votes
0answers
86 views

Many notifications show up when connected to WiFi

I have Moto G (2nd gen) with 3G connection. During my office hours I am constantly conncted to my 3G network and when I am to my home I connect to my WiFi network. I have noticed this unusual ...
9
votes
2answers
51k 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 ...
0
votes
1answer
85 views

My Galxay Grande Prime can't connect to 3G anymore

I used to connect using 3G without any problem. But suddenly the 3G connection is not working anymore. Problem: The networking Symbol "H" appear for few seconds (2s-3s) and they disappear and it ...
1
vote
0answers
84 views

IP address using 3G/4G modem (USB on the go)

If I use a 3G USB (on the go) modem on my Android device, do I get the IP assigned by the Carrier as the SIM card was inside of the device? Does it appear as usb0 in ifconfig? Thank you. PS I would ...
0
votes
0answers
330 views

Internet Problem in yureka after Update Lollipop

After Updating my Yureka to Lollipop I am facing internet connection problem. After Using internet when I switch off the data connection. After some time when I switch on the mobile data Internet is ...
0
votes
0answers
103 views

Data network problem: Chrome timeouts while Twitter fine

My OnePlus One cellphone works fine with WiFi. Android 5.0.2, OxigenOS 1.0.0. All apps are updated. However, when on data (3G or LTE), Chrome, Google Play and a few other apps can not communicate ...
0
votes
0answers
67 views

Convert Android Phone into Walkie Talkie

I want to know whether is it possible to reprogram the android phone or any other phone to act like a walkie-talkie by using it's internal GSM radio transceiver? Motorola used a feature called ...
7
votes
3answers
4k views

Change DNS for mobile data without using an app

(My phone is rooted and runs Android 5.1) How can one change the DNS addresses of mobile data (and persistently, if possible) without the requirement of an app?
0
votes
1answer
2k views

3G and wifi tweaks explanation required

Where ever I check for build.prop tweaks to enhance 3g or wifi connectivity I see this tweak , can anyone explain what these values are exactly? what is "ro.ril.hep" means ? why given the ...
3
votes
1answer
673 views

Can a 3G android phone support 4G?

I own a Samsung galaxy note 3 N900 which is a 3G phone. Its specification include HSPA+ : HSDPA 42.2 Mbps and HSUPA 5.76 Mbps In my area, Airtel is providing 3G at the speed of 2 Mbps and 4G at ...
0
votes
1answer
476 views

No wifi after changing provider / sim card

Last Monday I changed provider and got a new simcard. I can use the phone and send SMS/text messages. Internet didn't work anymore. Wifi didn't work anymore. Both have not worked since. I do see the ...
3
votes
1answer
9k views

How can I set Android Galaxy Ace to only use 3G network?

I am having a little bit of a hard time with my new android phone for the reason that it doesnt always connect to certain services (such as Angry Words, or Whatsapp). Sometimes I get the message ...
2
votes
2answers
53k views

How to turn off mobile-data/3G for each SIM card separately in Samsung Galaxy Mega Duos?

I'm using Samsung Galaxy Mega Duos and use two SIM cards - one sim with very low charge for 3G connection (called SIM1) and the other with very-high fee (called SIM2). I go to Setting - Connections - ...
0
votes
1answer
1k views

force 3g mode on android one

As I've said, I want to forcely enable 3g mode on my micromax canvas android one. I've already searched the net for answers but all I came up with was using ##4636##, which unfortunately is disabled ...
11
votes
3answers
36k views

2G versus 3G: Does it really save battery?

I often hear the recommendation that fixing your device to 2G saves a lot of juice compared to using 3G. Is that true? Or is it really a myth?
1
vote
0answers
108 views

Galaxy S2 Lite restarts when using 3G network

I am using Samsung Galaxy S2 Lite running on Android 4.1.2. Using WiFi is fine, but if I use 3G, in some minutes the phone just restarts from nothing. It happens always near my house. In other places ...
2
votes
2answers
7k views

How can I send service commands from my Nexus 7?

I have a Nexus 7 3G and I often need to send network service commands (e.g., to use top-up codes or to activate/de-activate data-plans), but can't find a way to do it from the tablet. Instead I'm ...
1
vote
1answer
130 views

How can I timeout my hotspot?

I use my hotspot on the go, then forget to switch to Wifi when I reach my home or office. Is there an app that times-out the hotspot -- and cellular data in general -- and switches to Wifi? It coudl ...
1
vote
2answers
807 views

Periodic sync of data using Llama

Is it possible to set an Event using Llama, to repeat each hour that switches on the 3G connection, syncs data and then turns off the 3G connection again. I would like to use this during work hours ...
0
votes
0answers
201 views

Smart Switch between 3G and WiFi to maximize connectivity

Hi I plan to stay connected all the time by having my Android phone switch between 3G and WiFi automatically based on availability of WiFi Network. I was wondering is there an app that can do the ...
1
vote
0answers
81 views

Android tablet as 3G gateway - Limit tethering device 3G bandwidth

Scenario: An Android tablet computer acts as 3G gateway for multiple devices connecting to it via WiFi; everything happens in a moving vehicle. How can I limit the 3G/GPRS bandwidth of the devices ...
1
vote
1answer
312 views

Android doesn't connect to proxy server

In the past I could connect to a proxy by entering the proxy's settings in the APN settings or Wireless settings. However, now android seems to ignore my set proxy - after hitting Save it disconnects ...
0
votes
0answers
3k views

No 3G connection in HTC Desire 500

I am not able to receive 3G network (the area has excellent 3g coverage) on my HTC desire 500. I have activated 3g on my carrier. It receives only EDGE 'E' Symbol but when I select WCDMA only the ...
2
votes
1answer
283 views

Phone uses 3G even when connected to WiFi

I've a Moto-G XT1033. When I connect the phone to WiFi, it connects fine, shows the WiFi icon but uses 3G for internet. H+ or E is shown over mobile signal icon and an exclamation mark on WiFi. ...
0
votes
0answers
2k views

How to configure build.prop file to disable 3G internet?

I am using Android mobile with JellyBean 4.2.2. When on 3G, the device is heating – so I need to turn off 3G data. While that could be done by going to Settings and set mobile networks to "2G only" ...
0
votes
1answer
438 views

How can I find better quality video streams to my Android phone? [closed]

I'm looking for an app that will stream television and/or movies to my phone on 3G. I have a long commute and find that apps I've used (tv.com mainly) have poor selection or quality. Since Android ...
1
vote
3answers
584 views

Does the Samsung Galaxy S2 support DC-HSDPA

I have a Samsung Galaxy S2 running Cyanogenmod 10.1.3 which equates to Android 4.2.2. I would like to know if my phone will support DC-HSDPA or not? Will it just work? Is there anything I would ...
6
votes
2answers
10k views

Analyzing packets in android

I want to analyze packets on my rooted Android mobile phone. What I did so far: I have installed shark for root and shark reader. I tried to sniff packets, but shark reader only shows RAW packet. ...
6
votes
3answers
1k views

How do I limit 3g speed on my Nexus One

I have 1gb of traffic per month. Internet speed is 2.2mbits, so it's pretty easy to waste all gb in a few days. I don't usually watch youtube from my phone, and 500-700 kbits would be pretty enough ...
0
votes
1answer
166 views

Connect to VPN without changing IP

On my windows 7 laptop, when I connect to my work VPN, my IP stays the same as it was before connecting to the VPN. However, on my android phone, when I connect to my university's VPN, my IP is ...
1
vote
1answer
44 views

HTC Desire P voice/MMS works, but 3G doesn't

I brought a phone (HTC Desire P) from overseas to U.S.A. I got a voice/data plan with AT&T. We tested the voice but forgot to test data, and later found that the 3G data isn't working. I tried to ...