Inserting and removing a SIM card on your Galaxy S10 is easy. All you have to do is to follow a set of steps to do it. Your Galaxy S10 only uses a nano SIM card. If you have the older type of SIM card ...
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.