I want to delete my history and cookies from Firefox to make my past viewing history disappear. How?

Please press Ctrl + Shift + Delete. Hope this helps!

From the option menu at the top press History Then show all history Press shift and click on the first one Then scroll down and click on the last one Then hit delete Then it will all be gone! Hope this will help! x

click on tools , then options, then in the lower box click on always clear private data when i close firefox , also click on settings and choose which data you want cleared

download a cleaner c cleaner will move it

go to tools and clear private data if it still don't go on tools options privacy tick ask me before clearing private data and the clear now

Been spending time with old Missus Palm and her 5 lovely daughters ehh? It's what the internets for!

ctrl (left bottom) and ''h'' letter on ur keyboard :) xoxo ohh and press just ur mouse,once on the top of the list and then keep ur hand on delete

Yes very easy... look up...

Go to 'Tools' Then just simply click on 'Clear Private Data' Easy peasy! :) x