Mozilla Firefox now offers a private browsing which lets you surf the Internet without any trace is saved. During the closed session, the history is not saved, cookies are automatically erased after closing Firefox, … However, files downloaded or bookmarks added will be preserved. When using this mode, Firefox saves the tabs currents, and then restore when you stop the incognito. To enable this secure mode, follow these steps:
• Open Firefox
• Click on the Tools menu,
• Then click on Start incognito.
In the dialog box that appears, click Start incognito. At this point, all your old tabs are closed, but will be restored when you end your browsing session private. If you want to switch back to normal, click the Tools menu, click Stop incognito.