If you are looking to manage network traffic on a modern device, it is safer to use built-in router management apps (like Google Home or Netgear Genie) which allow you to pause internet access for specific devices legitimately and securely.
: It requires root access to function, as it needs deep system permissions to manipulate network packets. Wifikill Apk For Android 2.3.6
If you need a report related to network security, I can help with: If you are looking to manage network traffic