| 摘要 |
<p>An upgrading method, a downloading tool and a terminal are provided, which are used for upgrading the software of the terminal, wherein, the method includes that the downloading tool in PC side authenticates the validity of the downloading tool by the terminal before sending upgrading instructions to the terminal; if the downloading tool is valid, and the downloading tool also confirms that the first network locking version identification prestored in the terminal is identical to the second network locking version identification of the software to be downloaded in the PC side, then the downloading tool downloads the software to be downloaded to the terminal. With the mentioned technical solution of the present invention, it can ensure the security of the terminal software upgrading.</p> |
