Please follow the steps below to clear/delete your browsing history and/or individual cookies in Firefox:
- Click on the menu icon in the upper right corner.
- Click on the History link to the right and click the "clear your recent history" link.
- You will want to make sure that the “Time range to Clear” is set to Everything most of the time unless there is something very specific that you wish to remove, and then make sure to only select those items that you want to delete from there and then click “Clear”.