Use the same dialog we use when hitting back button in settings that asks if they want to apply changes. The dialog should say the following if their setting changes will require restart (open to better text):
Your DLSS (or FSR) changes require restarting the game to take effect. Do you want to quit the game now?
Use the same dialog we use when hitting back button in settings that asks if they want to apply changes. The dialog should say the following if their setting changes will require restart (open to better text):
Yes button should quit. No should do nothing.