Firefox can be set, to automatically cleanup various items, which may be loaded onto your PC during Internet browsing.
Follow the steps below to accomplish this task:
1) Open the Firefox Browser and Select "
Options" from the "
Tools" menu.
2) Select "
Privacy"
3) Select "
Use custom settings for history" from the drop-down menu.
4) Click the "
Clear history when Firefox closes" Check box.
5) Click on the "
Settings" button.
6) Choose your desired options.
You see Various add-ons may add options to this window.
7) Click "OK" button ("Settings for Clearing History" window)
Click on the "OK" button ("Options" window)
Now auto-cleanup option is active in Firefox browser.