1.Carry the smart key or place it inside the vehicle.
2.Make sure the parking brake is firmly applied
3.Place the shift lever in P (Park). Depress the brake pedal fully. You can also start the engine when the shift lever is in the N (Neutral) position.
4.Press the engine start/stop button while depressing the brake pedal.
5.Do not wait for the engine to warm up while the vehicle remains stationary. Start driving at moderate engine speeds. (Steep accelerating and decelerating should be avoided.)
WARNING - Unintended vehicle movement
Never leave the smart key in the vehicle with children or vehicle occupants who are unfamiliar with the vehicle operation. Pushing the engine start/stop button while the smart key is in the vehicle may result in unintended engine activation and/or unintended vehicle movement.

Do not press the ENGINE START/ STOP button for more than 10 seconds except when the stop lamp fuse is blown.
Kia Stinger (CK) 2018-2023 Owner's Manual: High Beam Assist
The High Beam Assist is a system that automatically adjusts the headlamp range (switches between high beam and low beam) according to the brightness of other vehicles and road conditions. Operating condition 1.Place the light switch in the AUTO position. 2.Turn on the high beam by pushing the lever away from you. The High Beam Assist ( ) indicator will illuminate.Kia Stinger (CK) 2018-2023 Owner's Manual: Head Up Display (HUD)
Description The head up display is a transparent display which projects a shadow of some information of the instrument cluster and navigation on the windshield glass. The head up display image on the windshield glass may not be visible when: - Sitting posture prevents visibility. - Wearing polarized sunglasses. - There is an object on the cover of the head up display.