"You can use the Import/Export Wizard that is included in Internet Explorer 5.0 or later to import or export favorites and cookies. You can use the Import/Export Wizard to perform any of the following tasks: • Import existing Netscape Navigator bookmarks from a Bookmark.htm file. • Import exported Internet Explorer Favorites from a Bookmark.htm file. • Export existing Internet Explorer Favorites to a Bookmark.htm file. • Import existing Netscape Navigator cookies from a Cookies.txt file. • Import exported Internet Explorer cookies from a Cookies.txt file. • Export existing Internet Explorer cookies to a Cookies.txt file. To start the Import/Export Wizard, click Import and Export on the File menu in Internet Explorer, and then follow the instructions on your screen. " Source and further information: http://support.microsoft.com/kb/221523 -------- ADDED ----- I suppose you are talking about form data. You could use this shareware for this: http://www.topshareware.com/Internet-Explorer-Password-download-10940.htm For Firefox, there is also a freeware: http://mac.softpedia.com/get/Internet-Utilities/Copy-Paste-form.shtml An alternative would be RoboForm: http://www.infopackets.com/news/software/windows_tips/2003/20030422_disable_or_enable_autocomplete_in_internet_explorer_part_2.htm http://en.wikipedia.org/wiki/Roboform