An electronic device and an operating method are provided. The electronic device includes a display and a processor. The processor may be configured to display a first-mode launch screen for an application on the display based on an application launching request in a state where a lock function is set, switch the first-mode launch screen displayed on the display to a second-mode launch screen of the application based on a mode switching request, and determine whether to proceed with an authentication operation based on an operation selected from the second-mode launch screen.