Computer freezes after connecting to internet (Ubuntu)?

Question

linux

There is a d-link wifi receiver (connected via USB) and a wifi router with normal tp-link internet. When connecting to the Internet, the computer freezes tightly and requires a reboot. Everything is ok with the hardware of the computer, there is no overheating, because. without the Internet, the computer works like clockwork. What problems can there be when connecting a wifi receiver from a company other than a router? And how to deal with such a situation?

Answer 1

dmesg
/var/log/messages
Demolish the ConnectManager (or whatever it's called) and see what's what