Hi, Catherine and welcome!
If you never actually applied for TSA Precheck and received a KTN number after your enrollment interview/payment, the answer is yes, you will need to now apply for Precheck in order to get a KTN and officially be registered for the program. You can find all the instructions regarding applying for Precheck at the site below:
I hope you found this answer helpful and will please take a moment to select a positive rating from the stars at the top of your page, then click 'submit;' this is the only way I will receive credit for assisting you. Thank you very much!
Before or even after rating, I will always be available if you need additional information; just click 'reply' and I will be glad to continue our dialogue.
Hi again, Catherine.I'm just checking in with you to see how everything is going. I hope all is well!I hope you found my answer helpful, and if so, please let me know. If you need any additional information, please simply click 'Reply' and I will be glad to help you further.I look forward to hearing back from you or receiving a positive rating.Many thanks!Cher