SEIO Agent is an essential service app for using SKT USIM supplementary services (NFC, authentication, etc.).

-If the app is deleted or the service is stopped, USIM supplementary services may not work properly.
-Please note that the service does not run directly, not individual apps.
-After installation, please relaunch the app using USIM information such as PASS, mobile T-money, Cashbee.

Contact: [email protected]