How to Apply TSA Precheck is a straightforward process that significantly enhances your travel experience. Start by completing an online application on the TSA PreCheck website. Next, schedule and attend an in-person appointment at an enrollment center, where you’ll need to provide identification and undergo fingerprinting. Pay the $78 fee for a five-year membership. Once approved, you’ll receive a Known Traveler Number (KTN), which you can add to your travel reservations to enjoy expedited security screening. This includes keeping shoes, belts, and light jackets on, and leaving laptops and liquids in your carry-on. Enjoy smoother, faster airport security checks with TSA PreCheck.