If "Add eSIM" is available, your device is likely unlocked for eSIM.
*The following Samsung Galaxy devices DO NOT have eSIM capability:
*Most Samsung Galaxy devices purchased in South Korea do not support eSIMs, except for the Galaxy S24, S23, Z Fold 5, Z Fold 4, Z Flip 5, Z Flip 4, and A54 5G variants.
*Galaxy A54 5G eSIM availability may vary depending on country/region and carrier. Please contact your carrier or device manufacturer to confirm that your Galaxy A54 5G device is eSIM-capable.
*Galaxy S21 series devices (with the exception of FE models) from Canada and the USA may have eSIM capability as long as the One UI 4 update is installed. Please get in touch with your carrier or device manufacturer to confirm that your Samsung device is eSIM-capable.