For travelers visiting Portugal, the use of an eSIM can revolutionize the way they stay connected. With eSIMs, travelers can easily switch between different mobile networks without the need for a physical SIM card, eliminating the hassle of swapping SIM cards or purchasing new ones in different regions. Furthermore, eSIMs can be easily managed and updated with new plans through a smartphone, making it a highly efficient and convenient option for travelers on the go. Additionally, eSIMs are embedded directly into the device, providing an added layer of security against SIM swapping scams, ensuring that travelers can stay connected while exploring the beauty of Portugal with peace of mind.