Waterfox Web browser waterfox waterfox-bin waterfox.exe ~/.waterfox/*.default/lock %AppData%\Waterfox ~/.waterfox ~/.waterfox ~/.waterfox %AppData%\Waterfox\Profiles\* ~/.waterfox/* ~/.waterfox/* ~/.waterfox/* Backup files Delete the backup files Cache Delete the cache Cookies Delete cookies, which contain information such as web site preferences, authentication, and tracking identification Crash reports Delete the files DOM Storage Delete HTML5 cookies Form history A history of forms entered in web sites and in the Search bar Passwords A database of usernames and passwords as well as a list of sites that should not store passwords This option will delete your saved passwords. Session restore Loads the initial session after the browser closes or crashes Site preferences Settings for individual sites URL history List of visited web pages Vacuum Clean database fragmentation to reduce space and improve speed without removing any data