The rollout of universal SIM cards, called eSIM, could be delayed because of an investigation into whether wireless carriers colluded to make it more difficult for customers to switch service ...

So much for a universal Apple SIM. AT&T and T-Mobile both lock down new iPad SIM cards in their stores. The difference is a T-Mobile iPad purchased at an Apple store will remain open. Ben Fox Rubin ...

come with their own Apple SIM cards, theoretically letting you switch carriers whenever you choose. But AT&T isn’t completely playing ball. As T-Mobile CEO John Legere gleefully points out on Twitter, ...

The rollout of 4G and 5G services is aimed at helping users choose their mobile numbers and replace Sim without geographical restrictions Bharat Sanchar Nigam or BSNL will soon roll out 4G and ...

Bharat Sanchar Nigam Limited (BSNL) will soon roll out 4G and 5G ready SIM platform, the Department of Telecommunications said on Saturday, August 10. "STATE-RUN TELECOM firm Bharat Sanchar Nigam Ltd ...