Configuration file updating method and device

The invention discloses a configuration file updating method and device, and relates to the technical field of data synchronization processing. The updating method is respectively executed by a server and terminals, and the updating method executed by the server comprises the following steps: when a configuration file stored by the server is changed, generating an updating notice and distributing the updating notice to each terminal; responding to an updating request sent by the terminal according to the updating notification, and pushing the changed configuration file to the terminal, wherein the changed configuration file comprises a current configuration item and a full-amount configuration item; and updating the configuration file by the terminal: according to the difference between the version number of the changed configuration file and the version number of the configuration file stored in the terminal, selecting the current configuration item update or the total configuration item update. According to