How to enable "Cookies" on Firefox 3 or later

• Access your cookies. From the top menu bar, open the Tools menu (Windows) or the Firefox menu (Mac).
• When a drop-down menu appears, pick Options for Windows and Preferences for a Mac.
• Click on the Privacy icon. Look for the box labeled Cookies.
  Enable Cookies in Firefox
• Check the box next to 'Accept Cookies From Sites.' Scroll through the menu next to the words 'Keep Until' and choose the appropriate option.
• Use the 'Exceptions' button to make specific exceptions to the rule to accept all cookies.
• Click this button, and you'll see a dialog box appear.
• Type the address of a Web site that you don't want to accept a cookie from.
• Once you've typed in the URL, select 1 of the 3 buttons 'Block,' 'Allow For Session,' or 'Allow.'
• Close the box and then click on 'Show Cookies' to see all the current cookies on your computer.
• Finally, to enable cookies in Firefox click 'OK' for Windows or close the preferences box for a Mac.

How to disable "Cookies" on Firefox 3 or later

• Click: Tools menu.
• Select: Clear Recent History.
• Under 'Time Range to Clear' , select: Everything.
• Select: 'Details' checkbox.
• Select: 'Cache' checkbox.
• Click: 'Clear Now' button.