All versions of the Samsung Galaxy S25 series in the US support eSIM. They also have a Nano SIM card slot for those who ...

If you don't know how to activate an eSIM on Samsung Galaxy S25 devices, we're here to help you through the process!

You can activate your AT&T SIM in-store, online, or by contacting customer service. The process is similar for postpaid and AT&T prepaid customers.

Being a data-only eSIM, you don't get a phone number to call in case there's a network coverage issue and your internet stops working. However, there are options to buy separate voice and text plans.