18.1. Wherever you are, you can also set your browser to block cookies and similar technologies, but this action may block our essential cookies and prevent our website from functioning properly, and you may not be able to fully use all of its features and services.
18.2. On the other hand, you should note that you may also lose some saved data (e. g. saved login data, site preferences) if you block cookies on your browser.
18.3. Different browsers put different controls at your disposal.
18.4. Disabling a cookie or category of cookie does not remove the cookie from your browser; you will have to do so yourself from your browser, and you should visit the help menu of your browser for more information.