What happens next in this paragraph?

How to use a sim card to switch phones
Open the contacts list on your original phone.
It's possible to back up your contacts to your sim card before transferring it, but this isn't always the most convenient option. It's useful if you're moving to a dumb phone, but if you're using smartphones your contacts are typically synced with your google account or apple id.
Select from the following.
I. You can normally get your contacts on the main screen of your phone or just on the sim tray underneath your keypad. Scroll down to the back of the screen, and tap contacts.
II. Most phones include a google address book, which is available to all users. If yours doesn't, you'll have to order additional cards through the app store.
III. Look at the phone's options. Most phones can be switched on by press and hold the globe button (x) or the " menu " button (mobile).
IV. Open the menu and select " export " or similar option. Select your sim card as the destination for the exported contacts.
IV.