1e41f4b71Sopenharmony_ci# Introduction to MDM Kit 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci## Introduction 4e41f4b71Sopenharmony_ci 5e41f4b71Sopenharmony_ciMobile Device Management (MDM) is an enterprise-level IT application solution used to manage and protect data and applications on enterprise devices. It ensures device and data security and stability through centralized management, remote configuration, and monitoring. It is widely used in enterprises and government agencies to ensure efficient management and secure use of devices and data. 6e41f4b71Sopenharmony_ci 7e41f4b71Sopenharmony_ci## Working Principles 8e41f4b71Sopenharmony_ci 9e41f4b71Sopenharmony_ci<!--RP1--> 10e41f4b71Sopenharmony_ci 11e41f4b71Sopenharmony_ciThe framework layer and system ability (SA) layer use the enterprise_device_management component to provide the device administrator application framework and basic device management capabilities. The device administrator application uses an **EnterpriseAdminExtensionAbility** to call APIs in MDM Kit to manage devices. 12e41f4b71Sopenharmony_ci 13e41f4b71Sopenharmony_ci<!--RP1End--> 14e41f4b71Sopenharmony_ci 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci## Constraints 19e41f4b71Sopenharmony_ci 20e41f4b71Sopenharmony_ci- The SDK version must be 5.0.0 (API version 12) or later. 21e41f4b71Sopenharmony_ci 22e41f4b71Sopenharmony_ci- Only the stage model is supported. 23e41f4b71Sopenharmony_ci 24e41f4b71Sopenharmony_ci<!--RP3--><!--RP3End--> 25