At last, I know what probably was causing my Realtek WiFi problems during that era (circa 2020). It is so strange that a Ring 3 application can wreck a havoc on

At last, I know what probably was causing my Realtek WiFi problems during that era (circa 2020). It is so strange that a Ring 3 application can wreck a havoc on the networking subsystem for the whole OS. Also it is weird that Qt, being a UI library, takes a role of advanced network guardian by monitoring the activity of network interfaces. What a mess.