Network traffic continues to come in and out, with wi-fi and bluetooth turned off. Where? Where? How?

Question

Network administration

Network traffic continues to come in and out, with wi-fi and bluetooth turned off. Where? Where? How? Can someone explain?
The number of packages in the wallpaper side skyrocketed when I moved the program to the trash.

Answer 1

Take tcpdumpit and see. I suppose some processes communicate with each other through the localhost, or monitoring is weird.

Answer 2

you still have internal traffic running through the lo0 loop
https://ru.wikipedia.org/wiki/Loopback