Provided in the embodiments of the present invention are a focusing method and device, and a readable storage medium, the method comprising: a device determines the change in a relative position between the device and target scenery when the device captures the target scenery, the relative position comprising distance and/or orientation; the device determines a focusing solution according to the change in the relative position between the device and the target scenery; and the device performs focusing on a tracked capture object according to the determined focusing solution, the tracked capture object being part of the scenery in the target scenery. By employing the embodiments of the present application, focusing speed may be increased.