Tady je video:
https://www.youtube.com/watch?v=bW88WkN4MTg

Pokud ti to zacalo delat z niceho nic, zrejme sis nainstaloval neco, co nechces:

If you are getting a plethora of certificate errors on every website with the Certificate Authority: Digital Market Research Apps PTY LTD

You need to delete the e-rewards notify program (Go to the Control Panel and uninstall it).
Reboot your computer.
Now it works.