how to delete contents Under history --->Recently closed Window?
how to delete the contents under History-->RECENTLY CLOSED WINDOW?
การตอบกลับทั้งหมด (1)
Restore that window and close all open tabs in it.
Set the pref browser.tabs.closeWindowWithLastTab to false on the about:config page to prevent closing the last tab from closing the browser and make a close button appear if only one tab is open.