Setting up a dual SIM on your Samsung Galaxy can maximize connectivity, but small mistakes may lead to network issues and misrouted calls or messages. This tutorial outlines several common pitfalls ...

Your new Samsung Galaxy S10 Plus has a nano SIM card which shares a card tray with the microSD card. Needless to say, when you remove your SIM card, the SD card will also be unmounted and vice versa.

Find out how to trim your own micro-SIM card for use in phones that require this new format. Sharon Profis Former Vice President of Content, CNET Studios As vice president of CNET Studios, Sharon led ...