Patent ID: 11928450
Assignee: HUIZHOU TCL MOBILE COMMUNICATION CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A method for uninstalling a pre-installed application in a mobile terminal, comprising the steps of:
obtaining an authorization file for uninstalling the pre-installed application;
determining whether the authorization file is valid;
in response to a determination that the authorization file is valid, determining whether the pre-installed application is a user-level application; and
in response to a determination that the pre-installed application is the user-level application, uninstalling the pre-installed application,
wherein the authorization file comprises a configuration file and a signature file, and the step of obtaining the authorization file for uninstalling the pre-installed application comprises:
obtaining configuration parameters of the mobile terminal;
generating the configuration file based on the configuration parameters;
obtaining abstract information of the configuration file; and
encrypting the abstract information of the configuration file to obtain the signature file,
wherein the step of determining whether the authorization file is valid comprises:
determining whether the configuration file and the signature file exist:
in response to a determination that the configuration file and the signature file exist, obtaining the abstract information of the configuration file and decrypting the signature file to obtain the abstract information of the signature file,
determining whether the abstract information of the configuration file is the same as the abstract information of the signature file;
in response to a determination that the abstract information of the configuration file is the same as the abstract information of the signature file, obtaining identifier information of the configuration file;
determining whether the identifier information of the configuration file is the same as the identifier information of the mobile terminal: and
in response to a determination that the identifier information of the configuration file is the same as the identifier information of the mobile terminal, determining that the authorization file is valid,
wherein the configuration parameters at least comprise International Mobile Equipment Identity (IMEI), Serial Number (SN) and model number of the mobile terminal.