It is the most important window. It displays current network activity and allows you to quickly and easily create limits or firewall rules. All connections are sorted by processes, applications and computers in whose context they were created. Main functions are:
By clicking with right mouse button on any column's header you will open Tools->Options...->Client->Activity
menu, where you can customize behavior of Activity view.
There are several control at top section of Activity window:
Move to Hidden
. Such app/filter then won't appear on Online or Offline page.Options->Client->Activity
menu.