Model file management method and device, wearable equipment and storage medium

The embodiment of the invention discloses a model file management method and device, wearable equipment and a storage medium, and is applied to the wearable equipment, the wearable equipment is provided with a model management software development kit SDK and an application program, the wearable equipment is provided with a shared storage area, and the shared storage area stores downloaded model files. The method comprises the following steps: searching a target model file in a shared storage area by an application program; when the application program cannot find the target model file in the shared storage area, the application program sends a first model file request to a model management SDK, and the first model file request comprises target model file information and application program information; the model management SDK downloads a target model file according to the target model file information, and stores the target model file to a shared storage area; the application program obtains the target mode