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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26
votes
2answers
7k views

Can I use my device on a different carrier?

Sometimes it's desirable to use a device on a carrier that does not officially sell it. Often this is due to regional differences and travel (for example, using a US phone in Europe) but also because ...
11
votes
2answers
31k 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 ...
12
votes
3answers
39k 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?
4
votes
3answers
31k 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 ...
12
votes
5answers
9k 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
3k views

How can I make a 3G-324M video call?

I tried to place a 3G-324M video call to my Incredible, but the other phone says that mine doesn't support it. On the web I found someone mentioned that Incredibles do not support video calls in 3G ...
9
votes
2answers
54k 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 ...
4
votes
1answer
2k views

Auto sync only when connected to a specific wifi network

I am getting rather low battery life when using auto-sync on 3G. I have wifi in college and at home, so I'm looking for a way to enable auto sync only when connected to those 2 specific wifi networks. ...
0
votes
1answer
1k views

Use 3G connection on my Android in Ubuntu

I would like to use the 3G connection on my android with my Ubuntu. Is there any method to do so?
24
votes
10answers
17k views

How does power usage for data over WiFi compare to data over 3G? (Ignore LTE for now)

If you have unlimited data over 3G so that cost is no option, which is more power efficient? Using the WiFi or 3G connection for data usage? Extending battery life being the goal
23
votes
2answers
65k views

What does “H” mean in the signal indicator? [duplicate]

I understand that the colour of the signal indicator tells me whether or not I've got a connection to Google servers or not, but what is the "H" that sometimes pops up? Usually my indicator says ...
2
votes
1answer
329 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. ...
8
votes
1answer
19k views

How to force network operator selection once and for all?

I'm using HTC Desire running stock Android 2.2 (with HTCs enhancements). There's a network operation selection in Settings / Wireless & netwokrs / Mobile networks / Network operators, which allows ...
6
votes
2answers
11k 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. ...
4
votes
1answer
2k views

Can anyone reccomend a 2g / 3g switching widget?

I've just got my new HTC Desire HD and I want to switch 3G on and off as required. I used to do this on my old HTC magic and got quite good battery life compared to some friends with the same phone. ...
3
votes
2answers
565 views

Nexus One: 3G/WIFI Not Switching

As of last couple of weeks, my phone has been having problems automatically switching between wifi and 3G. When i leave home, I have to completely turn off the radio and turn it back on for it to pick ...
1
vote
1answer
5k views

How to use an USB 3G modem data connection with an Android phone (Galaxy Nexus)?

I own a Galaxy Nexus phone and i'd like to know if there is a way i can use an USB dongle to provide it with an Internet connection. I imagine I will need some kind of adapter (and some Google ...
5
votes
3answers
649 views

What are the benefits of 2G+3G mode?

Some of the advanced power control widgets or 2G/3G switching widgets allow the following options for the radio mode: 2G 3G only 2G+3G What are the benefits of 2G+3G over running 3G only? Are ...
4
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 ...
3
votes
2answers
27k 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
2answers
14k views

How can I force 3G only on the Nexus S after the ICS update?

In earlier versions of Android there was an option to toggle data between 2G, 3G preferred and 3G only. After the ICS 4.0.3 update for Nexus S, there is no option for "3G only". Did Google lock down ...
3
votes
2answers
678 views

How can I tell the differences between a 3G, 3G LTE, and 4G phone?

I apologize if this is the wrong place to ask, but it looks like the Gadget StackExchange has been closed. I've been doing research on mobile phones and looking at different Android devices and I'm a ...
2
votes
2answers
546 views

Can I restrict Nexus 7 2013 LTE to 2G/3G, instead of just 2G?

In the settings on Google Nexus 7 2013 LTE, there is an option to restrict the device to 2G networks for better battery life, which makes it use 2.75G GSM EDGE. Why is there no option to do the same ...
2
votes
3answers
380 views

Does Nexus 7 2013 have 3G support?

Nexus 7 2013 has 4G support, but I can't find any information on 3G support. If I get a Nexus 7 4G model, can I use 3G?
2
votes
2answers
3k views

Connect XOOM to internet using a USB UMTS Stick

I have bought a XOOM WiFI, and would like to know if it would be possible to connect it to internet using an external USB UMTS Stick (Huawei E122 HSPA USB Stick). I am aware this is not supported out ...
1
vote
2answers
268 views

Does the phone consume less power when 3G disabled Vs 3G & WiFi Enabled?

I found couple of questions about it but they are two year old. So Is it better to disable (in the top panel) 3G when I have an active WiFi connection and disable WiFi (in the top panel) when I ...
1
vote
2answers
3k views

Why USB Tethering goes off after a while?

I use 3G, Android 2.2, LG P500 phone. I've tested it on Windows 7 and Windows XP, the result is the same. After several minutes the connection dies and I need to switch off/on the USB Tethering option ...
0
votes
1answer
376 views

On the verge of 3G reception — how to find the best position

In my apartment, it seems like I'm on the verge of having 3G reception with my current carrier. It's only if I place and leave my Galaxy Nexus on the window, and in a certain position and time of ...
0
votes
1answer
543 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 ...