Originally Posted by
Duck1981
As already posted, you need to to renew your ESTA.
The application will ask you for your KTN (and your social media identifier, if you like - not including FT though
If ever someone has tried to use GE without having an ESTA - would be interesting?
You wouldn't be getting on the plane.
Pre-clearance locations can choose to admit passengers without an esta in special circumstances, I doubt a GE kiosk would though.