Out of focus: 1. SLR cameras need to start EVF or use the camera's LIVE mode focus in order to improve the focusing accuracy. 2. Using manual focus to improve accuracy when the auto focus effect is not good enough. Overexposure/underexposure: Reset the correct camera parameters on the camera adjustment page. Share: 1. Make sure the shooting system stability. 2. Close the lens and the camera stabilization function.