A browser cookie is a small piece of data sent from a website and stored on your computer while you are browsing that website. When the you return to the same website in the future, the data stored in the cookie can be retrieved by the website to notify the website of your previous activity. Cookies are a common method used by web servers to know whether you are logged in to an account on a specific website or not.
If you no longer want a specific website to track you, you can check if it left a cookie and delete it.
Open Web ▸ Preferences ▸ Privacy ▸ Manage Cookies.
Select the cookies that you want to delete.
Press - button or press Delete.
You can also delete all of your cookies using the Clear All button.
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