You can find how to configure your cookie settings in the various browsers at the following addresses:
- Google Chrome: http://support.google.com/chrome/bin/answer.py?hl=pl&answer=95647;
- Mozilla Firefox: http://support.mozilla.org/pl/kb/usuwanie-ciasteczek;
- Microsoft Internet Explorer: http://support.microsoft.com/kb/278835/pl;
- Opera: https://help.opera.com/pl/latest/web-preferences/;
- Safari: https://support.apple.com/pl-pl/guide/safari/sfri11471/mac.