{ -brand-name-firefox } calls it private browsing, { -brand-name-chrome } calls it incognito mode. Both let you browse the web without saving your browsing history.
{ -brand-name-firefox } isemma-as tunigin tusligt, { -brand-name-chrome } isemma-as asker n tunigin tusligt. Deg sin ad ak·akem-ǧǧen ad tiniged deg web s war asekles n uzray-inek·inem n tunigin.