The cache is where the browser stores temporary website information. Your passwords are stored in the Password Manager. Your login status is stored in special cookies.

If you would clear the cookies or the active logins via "Clear Recent History" then you will have to login again to a website if you have previously chosen that the website remembers you. You can backup your personal data in the profile folder. *https://support.mozilla.org/en-US/kb/back-and-restore-information-firefox-profiles *http://kb.mozillazine.org/Profile_backup ---- You can use files like these to backup or recover specific data. *bookmarks and history: places.sqlite *bookmark backups: JSON backups in the bookmarkbackups folder *cookies.sqlite for the cookies *formhistory.sqlite for saved form data *logins.json and key3.db (decryption key) for Passwords saved in the Password Manager *cert8.db and possibly cert_override.txt for (intermediate) certificates stored in the Certificate Manager *persdict.dat for words you added to the spelling checker dictionary *permissions.sqlite for Permissions and possibly content-prefs.sqlite for other Site Preferences *sessionstore.js for open tabs and pinned tabs You can use the button on the "Help -> Troubleshooting Information" (about:support) page to go to the current Firefox profile folder or use the about:profiles page. *Help -> Troubleshooting Information -> Profile Directory:<br>Windows: Show Folder; Linux: Open Directory; Mac: Show in Finder *http://kb.mozillazine.org/Profile_folder_-_Firefox