The app will ask you to select your phone’s notch shape:

To save battery, configure the app to show effects only during:

In the last five years, the smartphone industry has undergone a radical design shift. From the essential bezels of the iPhone 6 era to the disruptive "notch" introduced by the iPhone X, display cutouts have become a standard feature on nearly every Android and iOS device. Whether you own a Xiaomi, Samsung, OnePlus, Realme, or Google Pixel, chances are your screen has a punch-hole or a drop-shaped notch housing the front camera.