Gregory Gundelfinger is the founder and CEO of Telna, helping service providers redefine global connectivity through advances in eSIM tech. For years, mobile network operators (MNOs) have missed out ...

Got a nightmare neighbour story? Tell us in the comments as we explain how to turn detective when you're house hunting.

Learn how to activate eSIM on your iPhone with this easy guide. Discover compatibility, setup methods, and tips for seamless activation.

Changing physical SIM cards on your phone is always a fiddly business. First, you have to root for the little SIM tray tool that Apple includes in the box with its new iPhones – except those in the US ...

The cut corner on a SIM card serves a crucial practical purpose: ensuring correct orientation and preventing damage to the chip and device. This thoughtful design, originating from early SIM cards, ...

SIM swap attacks are rising fast. Learn how criminals exploit SMS codes and how to protect your phone, banking, and email from number takeovers.