Before you attempt to unlock your S10, you should ensure it's actually locked to a carrier - this can save you some time and money. Most Galaxy S10 handsets come locked to a specific carrier.

A factory reset will completely remove your data and apps, returning the Galaxy S10 to its original factory condition. You should also perform a factory reset if you are selling the phone ...

A factory reset will completely remove your data and apps, returning the Galaxy S10 to its original factory condition. You should also perform a factory reset if you are selling the phone ...