As an experiment, I tried putting the sim card from my att activated 2g original iphone, into a new 3g phone of a co-worker. (besides the whole "you got your chocolate in my peanut butter moment") it ...

New Delhi: The department of telecom (DoT) has come out with new guidelines on upgrading SIM cards to 3G or 4G from 2G, which can be activated only with a clear go-ahead from mobile users and on their ...

Bharti Airtel has asked the telecom department to allow the usage of a common sim card on a single device. “Pursuant to launch of BWA services , a large number of LTE-based BWA customers of Airtel ...

Add articles to your saved list and come back to them any time. Australians relying on Telstra's old 2G mobile network have less than 18 months to buy a new handset and SIM card if they want to stay ...