A SIM card, or subscriber identity module card, is essential component of any phone. It connects your device to a cellular network and stores vital information, including your phone number. Many ...

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...

A Safaricom SIM card is essential for making phone calls, staying connected with friends and family, and carrying out transactions through M-PESA. Losing your SIM card can disrupt access to these ...

It will only operate with an eSIM - which allows users to switch networks or plans without resorting to a fiddly fork to open a tiny SIM card tray. Analyst Kester Mann, from CCS Insight, told BBC News ...