No data: data: get host by name failed in TCP_ Connect() error resolution

the reason is that the version of MiKTeX component in CTeX is too low , which cannot be connected to the server for update. Manual update will give an error message:

No Data:
Data: Get host by name failed in tcp_connect().

requires a higher version of MiKTeX to be installed. Download the latest version of the installation file from the website The installation path does not need to be in ctex. Packages that need to be installed can be installed directly in the console.

can also be automatically installed through a pop-up window during compilation in winedit10.3.

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