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.

learn more… | top users | synonyms

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
32k 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
40k 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?
5
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 ...
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 ...
5
votes
1answer
3k 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
68k 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 "...
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 ...
2
votes
1answer
334 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. Here'...
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
12k 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
567 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 ...
5
votes
3answers
650 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 ...
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 ...
2
votes
2answers
555 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
383 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?
1
vote
2answers
270 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 doesn'...
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
404 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 day,...