Delete all cookies
To delete all cookies stored on your computer:
- At the top of the Firefox window, click on the button, go over to the menu (click on the menu in Windows XP) and select .
- Set Time range to clear to Everything.
- Click on the arrow next to Details to expand the list of history items.
- Select Cookies and make sure that other items you want to keep are not selected.
to clear the cookies and close the Clear Recent History window.