How does Android phone restrict some software networking once and for all?

Taking MIUI system as an example, the realization of this function needs the support of security center applications, and the specific steps are as follows:

1. Open the Security Center application in MIUI system and select "Network Assistant" on the main page of the application.

2. After entering the network assistant page, select the "Network Control" option.

3. On the network control page, you can see the application network access permission switch installed in the mobile phone. You can set the application to only allow wireless LAN connection but not data network connection, or completely prohibit it from networking. Just click the network switch at the back of the application.

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