Internet Explorer

In Internet Explorer you may manage cookies. To delete cookies, click the Tools button , point to Safety, and then click Delete browsing history. Select the Cookies check box, and then click Delete. To block or allow all cookies, click the Tools button , and then click Internet options. Click the Privacy tab, and then, under Settings, move the slider to the top to block all cookies or to the bottom to allow all cookies, and then click OK.

Source: Microsoft Support