2
votes
1answer
182 views

How to improve tethering while travelling in a train?

While traveling in trains, I like to surf the internet via the mobile browser or via laptop that is usb tethered with the android phone. Many times I have realized that in rural areas with bad GSM ...
32
votes
7answers
17k 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 ...
6
votes
1answer
842 views

Disable Data connection automatically

I own an Optimus One. I want the Data Connection to go off, everytime I lock the keypad. For that, now, I manually go to Setting--> Wireless & networks--> Mobile Networks--> Data Enable. Is there ...
1
vote
2answers
522 views

How do I put back 3G data connection

Maybe a month ago I set my device to use only wifi for data connection. Now, with a bigger data package, I try to find where I can put back 3G for data connection. I didn't do any fancy tricks nor # ...
5
votes
4answers
1k views

Is my Samsung Galaxy Tab using wireless or 3G?

I recently got a Galaxy Tab #G from Verizon, but I'm cheap so I only got the 1GB data-plan. How do I know if the Tab is using the wireless connection I'm connected to, or if it's still trying to use ...
5
votes
1answer
11k 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 ...